Redescription of the genus and species Heterovaginina limayana (Lesson, 1830) (Gastropoda: Soleolifera: Veronicellidae)

10 Pages·2002·3 MB·English

by  J W Thom

THE NAUTILUS 116(3):79-S.S, 2002 Page 79
Redescription of the genus and species Hctcrova^iiiiiui
Jimaijana (Lesson, 1830) (Gastropoda: Soleolifera:
Veronicellidae!
Jose \>'illilialclo Thome
Siizelc Rodrigues Gomes
Kosane Soiiza da Silva
Lalidratinii) de Malacologia,
Faculiliuk- de Biociencias. PUCRS
9()69()-9()() Porto \h'2\v
BRAZIL
tlioniej\\(a'pii(.'is.hr
ABSTRACT
"iiuild l^ertliold, bS2' :i svnoiiv111 () \aiiiiiithts Fernssac,
Based on the examination of 58 speeiinensdeposited in xarioiis 1S21). vvliicli exliibils (bat siriietiire. In |iroposing the
institutions, we redeseribe the genus ll<tcroi:a'^inina Kraus, genus, Simidtli !lS!)7' based it on the e\ainiiialion of
1953, considering it inonot\pic and with its range restricted to two specimens without speeilie names. Oiilv later, thai
Preednejs.crTilhieed,t\apnedsapecnieeso,UpHeldineu.isiiicgniniai.te(dl>feosrsotnh.e1sSp3e0ci)esi.s Talhseo amuetnhso,rdiiS'ismcrroifbehd. iIh9eli.iiit,asexVamicnoiunnuglltiheasnadme\! tlwooffus'pnesciis,-
anatonn- ol tlie herniaphioditic region near tlie female genital both originating Iroiii the same West .Mrican loealitv. I?iit
pore is emphasized as characteristic ot the genus: the copula- tliev differ In the presence of glandular jirotiibeiances
tion bursa is elongatetl'spheroid. tapering into a distal elonga- on one side ol the |)eiiis sheath in \ coiiniilti. ami bv a
tion tliat tolds and joins tlie bursa duct toward its base, receiv- smooth sheath in \' /()g<ie)is7s
ing the junctor duct at the tip ofthe bursa. The rectum pen- In his disciissioii of the iiomenciatiire of the \eroiii-
etrates the integument near the female genital pore i'liiic is cellidae. Baker (1925) designatecl \'aiiiiiiiia rcnnuUi as
no penial glaud and no accessor\' gland. The aualum\ ol the the t\pe species of Vd'^inhui. liollmami 1925) accepted
apenntiesr,iorwimtahlsehogretmtcavllisnd\rsitceaml c\leiragreacttehraitzeisnttuhemesspceecsiess:lisghmtohotihn \' roiinnlti and svnonvmi/ed W lofiocus(is. maintaining
its medial region, forming expansions on the sidis tli:il mark that the character used bv Siinroth (1913) would be in-
the beginning ol the glans; tlie penis is lougei llicn Hie xerge, sufficient to diflerentiate them, in that he bad onlv fvvo
and tapers in its distal portion. There is nospatlia. All pertinent spi'cimens, both collected in the same localitx. Ilotf-
hibliugiapliN is discussed :ind the SMion\iui/.ation of \'«g/;/i/i(/ maiin (1925) included the genus in his then new siih-
(hIIuiiii IliilliiKinn. UJ2T. is justified. tamlK .Meisenheimeiiinae, with the following diagnosis:
"dark notum, vvcaklv pointed; genital jiore almost at inid-
lengtli ol the bvponolum: with (he anterior lobe of the
IXTHODUCTION digestive gland behind the anterior loop of the intestine;
with the pedal iiei-vcs together for a short stretch, par-
The WronicelHdae are terrestrial sings with worldwide allel and then diverging: with a needle-shaped penis and
ilistrihiition, stiii poorK' knowii, and ot uiKcrtain position ;i basal ringed tbiekeiiing: without penial gland".
witliiii tlie Ca.stropoda (Hoffmann. 1925: ii\nian. UKiT: IlolliiKiiiu d927) desi-iibed Vaiiiiiiiiti odiuwri based
Thome, 19SSa, 1993; Tillier et al„ 199fii. Among the on a single specimen of unknown origin, but stating that
genera iiielndcd in the famiK' (Hotfmami, 1925: i'orcart, it was certainlv from .Mriea, despite the lact that W/g/-
1953; 'flioiii('\ 1975), t^\o sliare the lack ol :i penial nina. known oiiK from .\liica, vv:is onlv recorded once.
gland, a stiiietme foinied h\ a papilhi ;ui(l a varied iinni- Without discussing the smioiimiis he had proposed in
her ol tubules, wliu-ji lies alongside the penis and lias 1925, he differentiated \'. (Hlliiicri from V. ioffjcnsis by
swstt'inatii' importance, altliongli its tmietion is vet not the shape of tlie penis (also different from the gemis-
understooil. levcl inoiphologx- lie had proposed) and respective
Ol the hvo genera ol the \eionieellidae lacking the sheath ami asi^'cts of the copulation bursa and con-
penial gland, one occurs in ,\friea. \'(i<^iniiHi Simrolh. necting ducts, lie adds tli;it in his species the lobe of
1S97, and the otliei', Hctcwva^imtid. is I'estrieled to the digestixe gland is in front ol the iinterior loop of the
Peru. Sinn-otli characterized Vfi'jjiiind simpK 1)\ the ab- intestine (also dilleri'iit Iroiii the jiroposed gemis-levcl
sence of the penial gland, a,s opposed to the genus Va- inoiphologx 1.
Page 80 THE NAUTILUS. \'ol. llfi. \(
[•"ore-art (1953). in his monograpli on African Wroni- nn ianai and with otcurrence restricted to Pern, lie did
ccllidae, consiclcred Vii<iitiiua as a suhs^cnns of Pscudotc- not mention \ odiineri.
roniccUa. stating tiiat it dilfcrs from tfic otficr snfigcncra Ill addition. Thome ( 19S4) ri'described the liolot\pe
inclnck'd in tlu- gcnns 1)\' tfu' characteristics of tfic cop- of //, odiineri. di'positetl in the Natiniiistoriska Kikmu-
nfaton' organs and tfic prcscnci- of canafs and ducts iic- seet ol Stockholm. Swetlen. .According to Thome ( 1984),
tween tlu- rectniii and the int'tcr. witiiont discussing, at the cdpulatiou bursa is s|iheroid. seated ox'er a thick cv-
neither tlie gen\is nor llie sntigenus fevel, the absence lindrieal uniform duct and has a short, slender junctor
or presence of tlic pciiial glantf. Forcart (1953) agreed diK't that penetrates the copulation bursa duct at niid-
with the s\'non\ni\ of Hoffmann (1925) and considered leiigtli. An inspection ofits illustration (Figure 18, p. 44)
Rscii(li)rcr()iiicclla lA'd^iiiiiui) roiiriidti as a \alid name. and kiiowiedm' that the material was damaged, lead us
W itfiont (fiscussion an(f witfiont examining specimens, to infer that the (.(ipnlation bursa had actually been
he afso atfdecf PsciKhiirroiiicflla [\'ap,iiuiia} odhncii pushed (.lown along its duct. Thus, the junctor duct is in
(Hoffmann) to fiis list as from "prol)alil\' Africa". He also part adlu'iing to the bursa duct and does not penetrate
proposed a new species, PseudovcmuiccHa (Vaf^inina} it. 'I"lu' junctor duct must, certainly, penetrate the tip of
diipoiii. obsening that this would differ from the others the damaged copulation bursa. The penis is short and
in the subgenus l)\ the presence ot the penial gland broad, with a short, level/convex verge that continues
(which in fact sets the species apart). toward tlie spheroid glans. This latter is trans\ersall\'
Kraus (1953a) proposed the ta.\on IhicroiniiiniiKi as widened, witli a lateral conical protuberance projecting
a subgenus ofVaginina, baseil on the description of \'(i- from the le\el face of the verge. Thome et al. (1999)
ginina (Heterovaginina) penivicnia, from Lomas tie .\to- reported a preliminaiy illustrated redescription of the
congo, near Lima, Peru, and included \' odhiich due to genus, which is now presented herein in an expanded
the similarities of the two species. He excluded V. foii- format.
radti !)ecause the anterior intestinal loop is anterit)r to During the examination of the specmu'us aiut ol tlie
tlie digestive gland, the copulation bursa lias a longduct, literature to define the species of the Wronicellidae oc-
and the penis has a much different shape. Kraus curring in Peru, several specimens. Iiotli juvenile and
(1953b), without anv reference to Baker (1925) or to atliilt, were found in the examined collections. These
Hoffmann (1925), but mentioning verbal contact \\itli were positixelv identified as Heterovaginina limaijana
Forcart (Basel, Switzerland) and based on the work of (Lesson. 1830). Based on this material we propose the
Degner (1934) on tlic analoni\ ol W lugociisis. raises validitv ol the genus and the species, with their respec-
Heterovaginina to the genus le\el. Kraus stated tliat, af- tive redescri|itioiis and the designation of a neotvpe.
ter examining histological sections of a paratvpe of H.
pcnnidiuL he found it had a cloaca and lacked the links MATERIALS AND METHODS
between the rectum and the tbnrtli nreti'r, thereb\' dif-
fering from the African genus that, according to Degner
(1934), had separate openings for the rectum and the Fiftx'-eight specimens from 26 lots were examined, from
fourth ureter that were connected to each other b\ a the collections of the Museo de Historia Natural. Univ-
urethral canal and 5 urethral ducts (which were used in ersidad Nacional Mayor de San Marcos (MUS.M), Lima,
the description \)\ Forcart (195.3)). Later on, Kraus Peru; Senckenberg Museum (SMF), Frankfurt-am-
(1954) s\iion\nii/,ed Heterovaginina jieruviaiui Kraus. .\laiii, Germany; Field Museum ol Natural Histon-
1953, with Vagiindu\ liniai/uinis Lesson. IS.'IO. consid- (F.MNH). Chicago. USA; British Musenni of Natural
ering that, according to peisonal inloinialion from \V. lliston iBMNH), London, England; .\luseu de (aeucias
Wevrauch, "only one species occuis " ni the t\pe loealitx. e Tecnologia, Pontiticia Unixersidade C^atolica do Rio
Forcart (1957), after examining I'eruxian specimens in (;;rande do Sul (MCP-PUCRS), Porto Alegre. RS, Brazil;
the I'ield Museum of Natural lliston (now re-examined -National Museum of Natural Histoiy (USNM), Wash-
by us), found them to represeni \a'j,iiiiii)i odliiicri. Iml ington, DC, USA (Thome et al., 1997) and Natnriiisto-
concluded that this species should lie included m the liska liikmnseet (NRS), Stockholm. Sweden (Thome.
genus Heter()va<iinina because il oecurs m southern 10841.
Peru. He thus agreed with Kraus (1953a). allliou^li lie For studv ofthe internal anatomv. the specimenswere
did not slati- so directK. dissected, starting with a posterior to anterior longitu-
Thome (1969) redescribed the hololxpc <)\ \agininii diiKil ventral incision, follovvin-j, llie iiictliodologv ol 'l1io-
(tHheeteSre<ini:cagkiennibuetrig' .pMeunsieviuamn.al'K"ir'aannsk,fur1t9-5a3m,-Mdaeipno,siwticl'ldiouitn nTileicainiidaiiIdi,iliiplccs( (=197j;3iv1v. ;oilndsosniiilc)si.'m(l|liiieonrtsliiannpdrovraedmueliaitso.f
discussing the .s\iion\inv. The copulation buisa is. ae two specimens lidm lots \1CP 6594 and MUS.M 251.'Vb
cording to Thome : 1969), sac-like and sessile in \: i // ' were e\li;icled inidci the slereomicroscope and later ;in-
peniviana (which now we know to be present oiiK in ;ilv/ed ;ind iiie;isiired under the sc;iiiiimi,i elcctiiiii mi-
juvenile specimensL Thome (1975), in a revision of tlie croscope. The ;iv('rages ol length, width, and disl.inci'
American g(>nera of \erouieellidae, recogni/ed and re- betxveen the region of greatest width :ind the anlerior
describetl (still only on the basis of the juvenile t\|ie lip of Ivvc'jitv rac'hidiaii teeth ;ind twentv lateral teeth
specimen) Heterovaginina. keeping il iiionol\]iic i // j)e- vveic c;ilciil;ited. I'lic anatomic, generic :iiid spi-cifit'.
=
)
]. w. Tl11)11K- ,i III. -loo-: Vim- SI
cliaiai-tt'ristifs are einpliasizrd, Inllow lipj, I lollniaiiii Inlciddl Addloidij: Sali\ar\ gland well de\i'loped.
(1925) and TlioiiK' (1975. 19SSa. I9SS1), I99.)i. loniii'd b\ large and prominent acini, some (jiiile loose,
others ((Jiiipaet. .Anterior iiitestiii;il loop. c-o\cred b\ the
SVSTEMATICS
anterior lobe ol the digestise gland.
Ck'iius Hctcntiaoinina Kraus. 1953 The two nerxe pairs, pedal ;iiid palial. originate \vy\
Hctvrovd'^itibui Kraus. 1953a: fi.3-(S5. close to the respectixc ganglia ol the periesopiiageal ring
and stretch through the ceii(i;il ca\it\ in two sets, right
Type Species: VdiibiiiKi 11hliini ii^j^iniiui ' jirnn'uiud and left, which se|i;iiate from e;icli other about a foiirtii
Krau.s. 1953a: 63-65 (= Urlciiu ii<j^iitiiiii liiuiiiiuita (Les- ol the w,i\ liiiiii liieii sl;ir(iiig phice. continuing thus al-
son. 1S3())). most to the end ol the cenliai bod\ ca\il\. where thi'V
nDeiaargntchseifse:malTehte^enirteeatliipioiii'e.peTihieetitlaitieisi-ti(slsiieiediieidtpe'iji;liaNtiiieoiiiil cu-roeiii3e).siTihghelKanctlcoasieorraanordtipcenaertlie.ri\lemelleitesintlheegmnennetn'ts(nFeiagr-
bursa is spheroid, taperiinj; in a distal leiiiitlieniuL; that their beginning Iin ;interior direction) (Figure 3). The
ltiiihieeoui'dejsiiraiutne^tdiodrjotdiinsusseutet,heatisbtuehrxeslainbtdulrruicsetaalttoiawpn.adrTdeh\iettrsebbiiiaiisreesl:,\irdesneheeoitrv.tinntiln; apcfopiomsauetrnietdir.ti=sor.1i\l6\lp.ei5rm';;dmiamg:leaxmbtioeiliamais!unuimlrheesumgeolplel;niitrtias-nt-iool2na9o.tr=9ht:ei2ctu.o7e;2ginretentesiuh-ne\;rinwm=2ae0se4ts.ipn4noc8tg;-
tninho<erpajenunxieeaiuloinl^teliaaamntliendia/arslep.hteboruutbiedlebfnuogrustnahd.e.n\soinaetehesesoaid-uxlti,nlbaentd-oainnd- ol Ptehdealaorgtliacndart(eFli^gu=re1.4)76smhomil.frIloamlletihieedoribgrion..i'd m ils
proximal portion, lun'rowing in the middle with the pos-
Distrihiilion: Kestrieted to I'eiu. .South .\iiieriea. terior extreiiiit\ rounded and somewhat broadened, dor-
sal opening s(.'allo[)ed: longitndinalK three areas are \is-
Hiii-niniiiiitiiiii liiiKii/diiii (Lesson, 1830) il)le. ,\ tninsliicent outer one on each side, and a slightlv
roiigli eeiiti'iil one that is higher, narrower ;iiid \ellowish.
\'irj^iiiiiliis liiiiiiiiiiiiii\ LcsMiii. 1S30: 302-303. 471 pi 1 I, fi<^s. .\t the distal extreiiiit\ ol this central area is the pene-
I I \ tration scar ol till- inferior bi;nicli of the aortic arteiA',
Vifnimlii liincdciiui Deslia\es in Ferussae and Deshases. 1S19/ right under the lu'nc giingiia. e\\erage dimension ofthe
1S."j1: V)(S'-9fr. pi. .SE. fig. 11 (exactcopvofLesson. 1S30). pedal gland in 20 specimens (in mini: length in the ii;it-
\'ii'j,iiiiiiii ndhiirh Hofhnann. 1927: 2(i. fit^s. II II 'I'liciine. ural position = 4.20; distended dorsal smiace> = 4.44;
Psi-itdIo9vSi4:ni3i4d-i3iflih.i (fiVgas0.i1n4n-(1i9'.(Hllnuir l-'oitart. 1953: (iO. greatest width = 1.90.( i
The thin-tissued copnl.ilion bursa .— spernuithi'ca or
Vii'^iiiiui Ihtirdia^niiKii jicnuKdui Kraus. 1953a: ^-(iS:
TlioinIe. 1969: 357. figs. 29-30. 4S spermatoKtic gland, ol some aiilhorsl is spheroid, ta-
\'ai2iniiia \HcterdV(i0iiiiui< oilhitcii: Kraiis, 1953a: fi3-fi5. pering in ;i distill lengtliening that folds and joins the
Hetcrovii0iiiii/i liiiKii/aiia: Kraiis. 1954: S2-S3. bursa duct tow;ird its base, receiving the junctor duct (
Hctcnivdi^iidiiii dilhiirri: Forcart. 1957: 9(S. canalis junctor ol some authorsi at (he bnrs;i ti]). The
Diagnosis: Penis smooth, short exliiidrieal \erge that bursa duct, ol more rigid tissue, is e\lindrical and ex-
treineK short in the jnxcnile .ininial. but lengthens in
iinngtiennxepsaenessioanslitotlne btehxeoisuidlt'tshethmaitdmdlaerkolthites lbeenggitnh,nilnognioel the iiilnlt. becoming an elongated s|)lieroi(l bursa. The
imietoi duel is lliiek and siimons. luu'rowing siightiv in
dtihsetalglapioirs.tiotnd;aiigsenleroanlgKe'retuhnacnd.th(T^h\e-rerege.is tnaopesrpianlgha.in its oitfs tHhnealbuprosr;tiiodnu,ctw,hietnj,)eauletterrateenstwinitnointghepanratirolowtehset bpaasrte
Redeseription: Extcnuil Aiuiliddi/ A large pmiioii ofthe copukition bursa itself The rectum penetrates tile
ol the I'xainineil material is externalK xen diseoloicd. integmnent near the leinale genital pore (Figures 1. 2).
However, the color pattern on tiie iioliini sliowed ihe No accessor gland : = accesson bursa, ol some authors)
tollowing general characteristics: specimens with light wiis found.
chestnut colored notuin with irregnlaiK distributed Penis smooth, with a short, evlindrieal \crge. swelling
black dots and splotches. ue\crtlieless ciearK showing ;i bit bcMiiid the middle ol its lull length, forming on
two longitudinal black lines that deliinit a lo/enge- the sides two ex|iansions tluit iiuirk tlie beginning ol tlie
shapeil mid-region. Between these two lines a fine light glaus. (dans longi'r than the \erge, becoming slender in
streak occurs centialK in the uotiini. starting :i|iail Ikhm its distal portion; generalK cuned. i^etractor muscli' of
the anterior pt'riiiotiiin at about '4 ol llie wa\ down the the penis \er\ \ariable in lengtii (Figures 5-16t. '{"here
lull length ofthe animal and continning to Ihi' n'ar witii- is no sjKitha. (.\\erage dimensions ol the penis in 20
out reaching the posterior perinotiim. (.Veragi's ol the specimens tin mm); total length = 2.26; greatest diiun-
external dimensions, in 20 specimens (measurements in eter of the glaus = 1.45; \erge length = 1.02; \erge
mm): notum length = 29.20, width = 13.90. height = diameter = 1.07.
7.14; width of the sole = 4.41; width of the right h\- The sheath surrounding the penis iI'"igure 17' has two
pouotimi = 4.14, distance from the leiiKile geiiit;il pore distinct regions. clearK' differentiated b\- the well-de-
fon\artl = 14.50, and behind = 12.90: distance Iroiii the fined presenci' of two different t\pes of tissue. The prox-
female genital pore to the pedal lurrow = 0.73.) imal portion of tlie sheatli. which surrounds tlie penis.
THE NAUTILUS, \"ol. 116, No. 3
Paw 82
prt dpp del teg
vao
.Fbdo.uveiIriftgsdeluauuri';cevtnp;dsseh;dpc1ai;g-1ll:4cp.n:opcprrpu\oaXlisr'ltatscattti.reooMr;fno(rrl:hnelriicouea:i'u5spci9aeen4dnid)tian.rlclatil4;ii.iiruldIeiaeiinVl;/dd:ia;(ai')mjln.nu;nKnlp1rca,et:ipo2u:r.lrepd(Iteu'Mrr.cCiautelc:;atir(o>iddrl6id5;nlnil9iiil4:ci)irsp.mee'oi,lasidelit.(d)croln:ln:eoortprielcltin<:eejif;neppcsnraeilernl;tniaslsa;;oi<li.drpn:pt,pdh;piue::nisrrdnpieaavsnetiitalrmuli.nnoUlpl::olstpaleteir>ec(ti:r:hliiaeilonnertthaeeidnirned'iiluoenrpiirae\eali1noii(sarll;t;• icd\i(;ipaiiepo5rn::9te4epsipna.;rr;ot3(xh.ii\ooil.ic:\ntaprlcha;oernppitotuis;lnotefanfeetirreitiiiohoionetrr
branch oi tiie aortic arteiT.
W. Tlioiiie ct al, 200 Page 83
mm
2
2mm
MUSM
2F5i1g3u/rhesiF5i-i^1i6n.es 5l-l7r)t.cnMnUH.'^SiiMiiiu1i45hiSiuiiiFiiniii;iuires5-S1-3l(.)!.'HiKicMcN(HlilT5c9ri4MSitS/\aif\(vFsigoulr'etshe11p-e1n.i3s),1.in14--31a6d.ultThsrpeeecidmifeCnesre(nrtes\pieec\tvis\eolf\'-:the penis
in one juvenile specimen (FMNH 594S6/1)). dda: antcnor poiliou of the deferens duet: glp: ghms: nnp: retractor nniscle ofthe
penis; soq; \erge.
THE NAUTILUS. \"c)l. 116, No. 3
Pa^e 84
2mm
Figures 17-20 Hrlrn,va"i,m„l li„m,,an„ 17. Shcall, that r,n,-lops llir p<-,ns. „pr,u.l Inn.^.t.ulin.dK '^U^^if^^J^/bl/^- ^'"7
oofpetnheedililsotnafl^iit)onid'itnlai>lnlv(.ilstlhieowpienngisthsseihieepaairtiehis,essnilenienovwiioinfiinlatushjaecli.msMihi,atui|pji;lli.<w.,.hinn-ulii,at.runcil.l,.oH...nLinl.at,f.uo.,lH,d,.s nutl tdhur- iiMnttr.rrnn.aill ttiis.sssuu.e^,(sMimUiSlaMr t2<,olt;ihVaht).die1s9.enSihheedal lbhy.
Hoffmann (1927- lor //. odhm-ri as a crland (FMNH 594S(rl.'. 20. He-un. ..I (hr sah. „t .^Inl.nla, lonnat,,.,,. ^n-atlN rnlaru.'.t. also
,shoNvine details ol the tissue lolds (FMNII .59486/1)). l.ai: shr.itli: d.)l): lolds; i;ll); saheiit i^lohnlar tonuatu.ii.
=
|. W. ThoiiK- (/ ai. 2002 Page 85
is e\trt'iiiel\' tliin. often allowiii'j; \isiializati(iii of tin- pv- X, 77-01' W). 08 Juu, 1986, leg. A. Rossi: MUSM 2513.
iiis b\ transparent'. The distal portion. startin<j; Ironi a 3 specimens. Pern. Lima, Ihiachipa (12()0' .X, 76°56'
si<4nificant constriction ri<j;lit alter tlie tip of tlie penis, W); .MUSM 3251, 2 specimens. Pern. Dpto, Lima, Can-
which is swollen, has numerons lon<jitndinal lokls inter- ta (Culluhuav) (iri9' X, 76°33' W"), 3550 m above sea
nally and a porous and velkjwish (glandular?) aspect. level, 24 Mar. 1989, leg, H. Sisniegas: SMF 108548 (ho-
These folds nia\' lie more or less tight, neatK' arranged, lotvpe of Wifiiniiui {Hi'lcrova^nina) peruviana). Peni.
and rectilinear lespecialK in ju\enile specimens) or in Dpto. Lima, Lomas (k) .^tocongo (i2°13' X. 7(-)°54' \V),
disarras' (Figure IS), Exen in juvenile specimens where 2S Oct, 1951. \eo. Koepcke: S.MF 32.3293/1, 1 specimen,
the male region is little developed, the minisculc folds cv-NUSM 40061, same data as holot\pe; SMF 140062/
(Figure 20) can be seen inside the slieath. The penial 7, 7 specimens. Peru, Dpto. Lima, Cerro San (Cristobal.
gland is absent. leg. W. Wevranch; F.M.XII 59486, 8 specimens. Pern,
The mandible is formed bv an average of 2.'3 laths ( Dpto. Lima, April 1948, leg. W. Wevranch; F,MXH
ribs, of some authors), verv visible and somewhat sepa- 59487, 6 specimens, Peru, Dpto, Lima, Lomas do .\to-
rated one from the other. The most central laths are a congo (12"13' X, 76°54' W). leg. \V. Wevrancli; FMXH,
bit taller than the others. \o transverse grooves were 59488, 3 specimens, Peni, Oconeque, Puno, 4 Oct.1941.
noted, perhaps due to the obvious wear. The average leg. C. C. Sanborn; FMXH 300744, 1 specimen, (ex-
length and greatest width of the mandible, in the same MUS.M 4000), same data of the neotxpe: BMXH
lots utilized for extraction of tlie radulae. were 2.1 mm 20020126, 1 specimens. (e\-MUSM 4000),'same data of
and 0.5 imn respectivelv (Figure 21). the neotvpe; MCP 6501, 1 specimen, Peni, Dpto. Lima,
The radula has a great number of lateral teeth, dis- Bosque Zarate. ill°54" X, 76°29" W"). .3000 m above sea
MCP
tributed rectilinearlv in columns parallel to the single, level. 24 Mar. 1978. leg. \alencia and Franke:
central line of rachidian teeth, which are alwavs smaller. 6502, 3 specimens, Peru, Dpto. Lima, Surco 11°52' X,
(
An average of 10.3 coUnnns and 120 transverse rows 76°28' \\'), 2100 m above sea level, 17 Aug, 1965; .MCP
were counted, resulting in a calculation of 12.360 teeth 6504, 1 specimen, Peru. Dpto, Lima, ("anta iCullnhnav)
per radula. The average dimensions of the radula were (iri9' X, 76°33' W"), 3550 m above sea level, 24 .Mar.
5.85 mm length bv 3.41 mm at the greatest width. The 1989, leg, H. Sisniegas; MCP 6593. 1 specimen, Peni.
average dimensions f)f20 lateral teeth were: length 56.2 Lima. Huachipa (12^00' X. 76°56' W); MCP 6594. 1
[xm, width 24,5 ixm, distances from the greatest width specimen. Pern, Dpto, Lima, Apr. 1948. leg. W. Wev-
to tlie tip 29.43 |xm. The average dimensions of20 rach- ranch; MCP 7988. 2 specimens. (ex-MUSM 4000), sanie
idian teeth were: length 32.S |i.m, width 12.8 |i.m, dis- data of the neotvpe: USXM 574941, 1 specimen, Peni:
tance from the greatest width to the tip 17.0 p.m. (Fig- XRS 949(1052! (holotvpe of Vaginiiia ixlhncril
ures oo_2o3).
DISCUSSlOX
NeotApe (herein designated): Ml S.\l 4001, from
tvpe localitv, 24 |an. 2002, Icii. Mina Ivanii'rc/ and L'lises Vdilinitliis liiiuii/aitiis was brieflv described bv Lesson
Zamora. 1830), who used a few moiphological featiiri's in his
I
^^Jie Localitv: Peru, Dpto. fJma. Oerro San Cristo- description. Lesson also offered a color plate, probably
bal, 12-01'4.5',f \, 77'00'52.6" W), 215 m aliove sea prepared in Peni, including dorsal and ventral views of
( the animal. This specimen was not deposited at the Paris
level.
Mnseiim, and could not be found, (k'spite our efforts,
Other Material Examined: .\1LS.\1 4(iOl neotvpe), in anv other major ICuropeaii .Museum. It is vim-% likeK-
Peru, Dpto. Lima, Cerro San Cristobal 12 01 '45.1" N, that Berard lost the specimen afterthe artworkwascom-
77°00'52,6" W), 215 m above sea level,i 24 Jan. 2002, pleted. We conclude that there vv;ls never a holotvpe.
leg. Rina Ranu'rez and Ulises Zamora; MUSM 4000, 2 The description and figures were used bv Deshayes
specimens, same data as the neot\pe: MUSM 14.58, 1 ( 1830-18.32) in Fenissac :ind Desliaves, with no further
specimen, Peni, Dpto. Lima, Bcjsque Zarate ir54' X, comments.
i
76°29' W), 3000 m above sea level, 24 Mar. 1978. leg. .\lth()ngh the holotvpe Vaginirw (Hetcrocagiiiina) pe-
X'alencia and Franke: MUS.V! 1460a, 1 specimen, Peru, nniaitfi Krans, 1953, is an immature specimen, the svn-
Dpto. Lima, Bosque Zarate (ir54' N, 76°29' W) onvmvzation ofthis latter species by Kraus 1 1954) based
(Chourritos II). 2880 m above ,sea level. 01 Mar,1980, on information from W. Wevranch is confirmed alter its
leg, X'alencia and Franke; MUS.M 1660, 4 specimens, examination.
Peru, Dpto, Lima, Lomas ck- .\tf)Congo (Steinloma) Recent collections ;ind observations oflive specimens
(12°13' N. 76°54' \V), 28 Sep. 1951,' leg. Koepcke made bv our collaborator Rina Rami're/ confinn that
(Kp340m); MUSM 18()7a. 3 specimens, Peru, Dpto. there is onlv (me species at the tvpe loc-alitv and its vi-
Lima, Surco (11°52' \, 76=28' W), leg. Koepcke cinities.
(KplOlOa); .MUSM 2388, 1 specimen. Peru, Dpto, Therefore, we herein propose the designation of
Lima, Surco (]r52' X, 76''28' W"), 2100 m above sea a neotype for the species (see above), deposited at the
level. 17 Aug, 1965; MUSM 2389, 1 specimen. Peni, Miiseo (le Historia Xatnral. UnivcrsidaMdUXaSciMonal Mavor
Dpto. Lima. Distrito de San Borja, (Rio Surco), (I2°06' de San .Marcos (MUSM). Lima. Peni, 4001, and
Page S6 THE NAUTILUS. \ol. 1 Ifi. No. 3
'^^'*^^->V
I iguii- 21. (.> i„ i,.i .., .V ,,1 ,, iM.Muiii.ir Mcr :')i.i 1
Figures 22-23. Uctciiniiffnina liiiifii/aiKi: Mnlillr region ol tljc ladiihi, 22. sh^lilK .ind 2:5. '.;ri'a(l\ ciil.ii'.^id .\l(d' 251:Vl,i. d'
lateral lootli; (In racliidian toolli k-ciihal).
W. TIioiik' ,1 a!.. 2002 VdMv S7
collecti'd at tlu' nriifiiial tvpc Imvilih dllln' species. (^ei- Forcart. L. 1953. Tlu' W icniicrllidac ofAfrica (Mollusea, Pul-
ro San C;rist()l>al. uiouata). .-Xniialcs du Mus(-c du Oonsjo Belsje, Sciences
Holfiiiann (1927) pnipcised tlu- species \'(iiiiitulii Z()oloiri(|Mes 2.3: 1-1 10,
odhncri, especialK due to tlie presence in tlie iienis Forcart. L. 1957. Was isl \'i:<j,iiiiiiii odiuicri llon'niann, 1927
srleideea.tshcroifptaiolniloalndutlhaer phroolottuxbpeir'anocie.\'Tliitodihnmeri(.19Sm4aIdien lniios llviiu(uWiro1n.icIeIlli1d9a67e.iyTAhrecliliivivclriitrrliMro.illleus:skMeonlkluusncd;e, 8I.6:Mc9C6r-9a7v.v-
referenci' to that di.stinctix'e protuherance liecanse the lliH, \,w York. 792 pp.
holotA]ie was extensively daniai^ed. Il'illiii.inii II 1925, Die\aiiiuulideii. l'",in BeitragzurKeniituis
In tlui-e jn\-enile specimens (SWV 10S.54S. MCF line Biiiloiric. .\n;itoiiiie. Svslcnuitik. gcographisclleii \'er-
6593. and FMHN 5=94Sfi/dl. amomj; theni the holot\pe ihcr;ic.it1u1i1.i^\urndII,I'|leiuy;lioigsecnliiec./.Ieni:tsrFharuilnlalieilr \.;\i[tiuant.o\uiisisai'Cnsecvlli;ainr-t
ol //. jicnnidiKi ( H. liiiuii/tniiiy an ahiiost cncnlai 61( 1-21:1 :17I '
protnlieiance on the inner w.ill ol the penis sheath was llolliiiaun. 11 1927. Ueher Xai^iMuliden iins deni HeicliSMiu-
tomnl. \ei"\ smiilai' to that described 1)\ iloirmann scurn Slockliolin. .Arkiv liir Zooloi;! 19,\(25i:l-39.
(1927) for //. udhiicri as a "'^lantl". Tlie ^land" de- Kniiis. (). 19.5.3a. \aginMlid;ir ,ius I'crn, \rcliiv hir .Mollusken-
serilied tor //. odhiicii. used lo <hstin<i;nish it from //. kunde 82: 6.3-65.
liiinii/diiii ("sensn" Kraus). appears to be oiil\ a more Knius. (). 19.531i. Zur ,\iuiU)iiiie uud svsteiicitisclicn Stcllung
salient, globular lorniation ol the internal tissue ol the \c)ii }liiii(iiii'j^iuiiKi Xirliiv lili Molluskenkuiule S2:15.3-
sheath, because its texture is the same as this tissue (not 154,
a "gland"') (Figures 19-20). Kr;ius, (). 19.54. Wcitiav X'eroniccllickic ;ius Peru. .Arcliiv liir
Despite the additions antl changes uiaile lien-in. lh<' Molluskenkunde 83: 81-8.3, —
dichotonions key tor determining the .\mericau geneia. Lesson 11 V Zooloirie. 18.30. In: Duperrev. L. I. Wnage ;m-
proposed bv Thome (1975). contimies to be valid lor tour du uioudc, execute paronlre du Roi, sur laCorvette
de .S Mageste, La Co()ui!le, pendant les auuees 1822,
Hcfcroc'dgiitiiia.
1823, 1824 ef 1825. Arthus Bertrand. F;uis: Lihr Fd.. v
2. I' partie. 171p,. + 16pl.
a(;k\o\\ledc:ments Siuuotli, II. 1897. Ueher vcrscliiedene \;icktscluieckeii. Sit-
zungshericlite der \;ilMrlorschenden Cesidlsclialt zn
W'e are gratelul to William Beltou, (uvat Cacapon, West Leipzis; 22-2.3:140-1.5-1.
\'irginia, U.S.\, lor translating this article into English; to Sinirotli. II. 1913. Uelier die von llenii I'rol. X'oeltzkovv anf
Jose H. Leal, .Sanibel, Florida. L'S.X. loi' atlditional help Madagaskar uud in ()slalrika erheuteten \'aginulideii.
widi the language; to technician .\ugnsto Mattos. of nehst V('nv;uidtciii M;aeri;il von gauz Afrika. In: \beltz-
PUCRS, for the SEM photomicrographs: to Rina Ka- kovv. A,—Heise in (>sl;ilrika in den Jahren 190.3-1905,
mirez-Messias, Coordinator of the Department of Mal- luit. . .- WisseuelKiltliclie lM<j;el)Tiisse. Stutlnart. F.
acolog\- and Carcinologv, Museo de Historia Xatinal. Schvveizerhiirt'sclie Wrkigshuchluindluui;. Nae<;ele 6c Dr
Universidad Nacional Maxor de ,Sau Marcos, biiua. SproessWer. v. 3, Svst. Aht^. Heft 3. p.127 216. pi.1.3-17.
4"lionie. 1969, haiieulc Beselueihung neotropisclier \e-
Peni. for collecting, donating, and lending specimens; to I
ninici'llid;ie-Tvpen iMolluse;i. (^astropodai. II .Arten aus
-Margaret Baki-r anil Martin Pnzdia. Division ol Inver- der Sauuiiluui;des Seuckenherg-.Museumsin Frankfurta.
tebrates. The Field Museimi of Natural Histon, Chica-
M.. Arcliiv hir .Molluskenkimde 99: .33I-.36.3.
go, Illinois, USA; and to Ronald [anssen. Curator ol the TlioiiK'. \\ 1975. ()s generos da Familia \Vronicellid;ie nas
Mollusea Section, Farsehimgsinstitut und Naturnmseinn .XmcIricas Molluscii; (iastrojiodaK Ilieringia. serie Zoolo-
(
Senckenberg, Frankfnrt-ani-Main, (lernianv tor the loan gia. 48: .3-.56.
and donation of specimens. Work prepared with finan- Tliome, W. 1984. Wiomcellitkie .Mollusc;!. (;;Lstrop(Khi'paii-
cial support from CNP<i, CAPES, FAPEHCS and trojiJi.cais: III. Hedeseiivao de 5 especies, com IxLse no px-
PUCRS (Brazil). ame dos tijxis depositados no "N';iturliistoriska Hiknni-
seet ", de Isstocolmo. Siieei;i. Ilieringia, serieZoologia. 64:
29-46,
LITER.4TURE CITED
Thome. W. 1988;i. luc;ir;icleriz;n,;'io de Vcmiiirrlld sloiiiwi
J,
((.aivier 18171 (Mollusc;i. (iiLStropoda. \'erouic<-llid;ie).
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dae). The Nautilus 39: 13-IS. Thome. W 19881) Hedescrivao dos tipos de N'eroiiicellidae
Bi'ithold, A. A. 1827. Latreille's Natiirrliclic F.iiiiiliiii ilcs I
Tliicrreichs, ans dem Fran/.oesisclicii iiiit .\iinicrkiiiigen iMollusc;i: (;;i.stropo(lal Neotropieais: XI. Especies na
und Zusaessen. Weimar. Wmi; Cr II. S priv. L:in(lcs-lH- ",\cadeinv of .X;itund Sciences", Philadelphia. Ilieringia,
serie Zoologia, 69: 2-5^39.
(Instrie-Goniptoirs.
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de concha. Iheiiiigia. .serie Diviilgavao (3): 34—45. lationsliips of tlic Puhnonate Ga-stropods from rRNA .se-
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