Genus Eremochares Gribodo (Hymenoptera: Sphecidae) in China with description of a new species

2015·1.4 MB·

by  Cheng-Jin Yan

©EntomologicaFennica.13May2015
Genus Eremochares Gribodo (Hymenoptera: Sphecidae)
in China with description of a new species
Cheng-jinYan,QiangLi&LiMa*
Yan, C., Li, Q. & Ma, L. 2015: Genus Eremochares Gribodo (Hymenoptera:
Sphecidae)inChinawithdescriptionofanewspecies.—Entomol.Fennica26:
8–14.
The species of the genus Eremochares Gribodo (Hymenoptera: Sphecidae:
Ammophilinae)inChinaarerevised.Anewspecies,E.clypevariatusYan&Ma,
sp.n.,isdescribedandillustrated.Thekey totheEremocharesspeciesofthe
worldisupdatedtoincludethenewspecies.
C.Yan,DepartmentofEntomology,CollegeofPlantProtection,YunnanAgricul-
turalUniversity,Kunming,Yunnan,650201,P.R.China;WenzhouVocational
CollegeofScienceandTechnology,Zhejiang,310029,P.R.China
Q.Li,DepartmentofEntomology,CollegeofPlantProtection,YunnanAgricul-
turalUniversity,Kunming,Yunnan,650201,P.R.China
L. Ma (*corresponding author), Department of Entomology, College of Plant
Protection, Yunnan Agricultural University, Kunming, Yunnan, 650201, P. R.
China;Correspondingauthor’se-mail:[email protected]
Received17September2014,accepted31December2014
1.Introduction onenewspeciesfromXinjiang,thewesternpart
ofChina,E.clypevariatusYan&Ma,sp.n.,was
The genus Eremochares proposed by Gribodo discovered.Itisdescribedandillustratedinthis
(1883)includesfivedescribedspecies,ofwhich paper, and also the key to the world species of
four species, E. ferghanicus (Gussakovskij, Eremocharesisupdated.
1930),E.kohlii(Gussakovskij,1928),E.luteus
(Taschenberg,1869)andE.mirabilis(Gussakov-
skij, 1928) occur in the Palaearctic region, and 2.Materialandmethods
onespecies,E.dives(Brullé,1833)occursinboth
the Palaearctic and Afrotropical regions (Kohl Materialsforthepresentstudyweresweptusing
1906, Gussakovskij 1928, 1930, Roth 1928, aninsectnetandpreservedin75%alcohol.They
Kazenas 1972, 1978, Bohart & Menke 1976, weresubsequentlypinnedanddried.
Pulawski2014).Inaddition,anundescribedspe- The specimens were studied and illustrated
cies (male) has been reported from the United withtheaidofanOlympusstereomicroscope(SZ
Arab Emirates (Guichard 1988). Only one spe- Series,Japan)withanocularmicrometer.Photo-
cies, E. dives (Brullé, 1833), has been recorded graphs of the habitus were made with Keyence
fromChina(Xinjiang)(Wu&Zhou1996). (VHX–H4M). For the terminology we mainly
During our study of Eremochares of China, followBohartandMenke(1976).
ENTOMOL.FENNICAVol.26 (cid:127) GenusEremocharesGribodoinChina 9
Theabbreviationsinthetextareasfollows: yellowishred;hindtarsusreddishbrown;tegula
pale yellowish brown; veins yellowish brown.
– ODD,postocellardiameter. Clypeus except anterior margin, frons, upper
– POD,postocellardistance(distancebetween gena,pronotum,mesoscutum,scutellumlargely
innermarginsofhindocelli). and metanotum with dense, white pubescence
– OOD,ocelloculardistance(distancebetween and long setae; pronotal lobe and mesopleuron
outermarginofhindocellusandnearestinner covered with thick, silvery, adpressed setae and
orbit). long setae; propodeum and metapleuron with
– IODP,interoculardistanceatanteriorocellus. dense,long,silverysetae;mesosternumandpeti-
– IODC,interoculardistanceatclypeus. olebaso-ventrallywithsparseandlongsetae.
Head. Clypeus with several fine punctures,
medianareamoderatelyconvex;anteriormargin
3.Taxonomy withbroadprominence,slightlywavymedially,
andwithonelateraltoothoneachside(Fig.1a).
3.1.Eremocharesclypevariatus Mandible with one long, fingerlike inner tooth
Yan&Ma,sp.n.Figs1a–g,2b,d medially(Fig.1a).Fronsslightlyconcave,with-
out supra-antennal projection, and with dense,
Material examined. Holotype female, China: finetomidsizepunctures1–2×diametersapart.
Xinjiang Weiwuer Autonomous Region, Boer- Ocellar areaslightly elevated, andwithshallow
tala,Bole,A’lashankou,1kmtotheeastofAibi groovesaroundocelli.Innerorbitsconvergentat
Lake,45°09’N,82°33’E,28.V.2006,LiTingjin lowerpartofClypeus(Fig.1a).Vertexwithfine,
leg.ThespecimenisdepositedintheInsectCol- sparse punctures 2–4 × diameters apart. Gena
lectionsofYunnanAgriculturalUniversity,Kun- ventrally smooth and shiny, with several tiny
ming,YunnanProvince,P.R.China. punctures.ODD:POD:OOD:IODP:IODC=1:
Diagnosis.Thisspeciescanbedistinguished 2.9:3:10:6.3;relativelengthofantennalpedicel:
fromthesimilarE.dives(Brullé,1833)bythefol- flagellomereI:II:III:VIII:IX:X=0.9:3.9:2.6:
lowingcombinationofcharacters:anteriormar- 2.6:1.4:1.4:1.3(Fig.1b).
ginofclypeuswithonelateraltoothoneachside; Mesosoma. Width of pronotal collar 1.75
mesosternum with a conspicuous, blunt projec- timesitslength.Pronotumcoarseanddull,with
tionbaso-medially,projectionbroadenedbasally sparse,midsizepunctures1–3×diametersapart;
and nearly truncate apically; petiole and gastral collarwithmedianfurrow(Fig.1c).Scutumwith
segmentscoriaceousanddull;mandiblewithone dense midsize punctures less than one diameter
long,fingerlikeinnertoothmedially;mesosoma apartandcompleteadmedianlineandparapsidal
coveredwithdense,longsetae;lateralsurfaceof lines (Fig. 1c), antero-medial area with incon-
propodeumwithout dense appressed setae; scu- spicuous, short, longitudinal rugae. Scutellum
tellum with longitudinal sulcus. Eremochares sparsely and finely punctate 1–3 × diameters
dives(Brullé,1833)hasthefollowingcharacters: apart,withlongitudinalsulcusandoneprotuber-
anteriormarginofclypeuswithoutlateraltooth; anceoneachsideofsulcus(Fig.1c).Propodeal
mesosternum with a small, conical projection enclosurewelldefinedwithslenderandcomplete
baso-medially; petiole and gastral segments carina,medianareawithdense,transverserugae
smoothandshiny;mandiblewithonebluntinner andlargepunctureslessthanonediameterapart,
tooth medially; mesosoma covered with sparse lateral area with dense, sturdy, oblique rugae;
andshortsetae;lateralsurfaceofpropodeumwith posteriorsurfacewithdense,irregular,transverse
denseappressedsetae;scutellumwithoutlongitu- rugaeandlargepunctureslessthanonediameter
dinalsulcus. apart; lateral surface with dense, oblique rugae,
Description. Holotype female. Body length andmixedwithsparse,midsizetolargepunctures
21.0mm.Black.Basalhalfofmandible,anterior 1–2 × diameters apart. Mesopleuron with mid-
margin of clypeus, tergum I except base area, size, sparse punctures 1.5–3 × diameters apart
tergaII–III,tergaIV–Vlaterally,sternaI–IIapi- andcompleteepisternalsulcusextendingtowards
cally, sterna III–V, fore and middle legs largely mesosternum (Fig. 1d). Metapleuron with mid-
10 Yanetal. (cid:127) ENTOMOL.FENNICAVol.26
Fig.1.EremocharesclypevariatusYan&Ma,sp.n.,femaleholotype.–a.Head,frontview.–b.Antennaljoints
1–5,lateralview.–c.Pronotum,mesoscutumandmetanotum,dorsalview.–d.Pronotumandmesoscutum,lat-
eralview.–e.Basalmesosternum,ventralview.–f.Forewing.–g.Foretarsiandclaw,lateralview.Scalebars
(mm),a:2.03,b:2.52,c–e:1.6.f:1,g:2.79.
size, dense punctures less than one diameter Male.Unknown.
apart.Mesosternumwithsparse,midsizetolarge Distribution.China(Xinjiang).
punctures1–3×diametersapart,andwithacon- Etymology. The name clypevariatus is de-
spicuous, blunt projection baso-medially in lat- rivedfromtheLatinclype(=clypeus)andLatin
eral view, prominence broadened basally and variatus(=varying),referringtothefreemargin
nearlytruncateapically(Fig.1e). oftheclypeusthatisslightlywavymediallyand
Wings.SubmarginalcellIIIofforewingwith- hasonelateraltoothoneachside.Thecharacter
outpetiole.Secondrecurrentveinofforewingre- oftheclypeusisoneofthemainrecognitionchar-
ceivedbysubmarginalcellII(Fig.1f). actersofthisspecies.
Legs. Tarsi with plantulae. Claw with two Habitat. The species was collected in very
basal teeth. Foretarsus I–IV asymmetrical, special surroundings with saline-alkali soil and
weakly and angularly produced apico-laterally, sparse vegetation, close (about 1 km) to a salty
and with rake of long spines (Fig. 1g); outside lake. Itwascaptured by asweep net. Theother
marginofforecoxawithaprocess;midtibiawith biologyisunknown.
tworowsofdarkbrownspinesonoutersurface.
Hindleg,relativelengthoftibia:tarsusI:II:III=
100:60:31:25. 3.2.Eremocharesdives(Brullé,1833)
Metasoma. Petiole and gastral segments Figs2a,c
coriaceousanddull.Lengthofpetiole:tergumI:
tergumII:apicalwidthoftergumII=95:55:58: AmmophiladivesBrullé1833:369;Smith1856:
38. 209; Morawitz 1891: 202; Kohl 1906: 300;
ENTOMOL.FENNICAVol.26 (cid:127) GenusEremocharesGribodoinChina 11
Fig.2.–a,c.Eremocharesdives(Brullé,1833),habitusoffemale,dorsalandlateralview,respectively.
–b,d.EremocharesclypevariatusYanetMa,sp.n.,habitusoffemaleholotypedorsalandlateralview,respec-
tively.
12 Yanetal. (cid:127) ENTOMOL.FENNICAVol.26
Alfieri 1946: 125; Kazenas 1972: 98, 1978: Roth 1928, Strand 1915, Turner 1917, Wu &
35. Zhou1996).
AmmophilamelanopusLucas1849:276;Syno- Remark. Eremochares dives occurs only in
nymized with Ammophila dives by Kohl Xinjiang Weiwuer Autonomous Region in
1906:300. China,andpreysonlocustnymphae(Wu&Zhou
Ammophila festiva F. Smith 1856: 211; Syno- 1996).Theotherbiologyisunknown.
nymized with Ammophila dives by Kohl
1885:164.
Ammophila elegans F. Smith 1856: 216; 4.Keytotheworldspecies
Synonymized with Ammophila dives by F. ofEremocharesGribodo
Smith1871:359.
Ammophila limbata Kriechbaumer 1869: 597; Below the key published by Kazenas (1978) is
Synonymized with Ammophila dives by updatedtoincludeE.clypevariatus,sp.n.
Mocsáry1881:18.
Ammophila nigritaria Walker 1871: 18; 1. Mesosternumbaso-mediallynormal,without
SynonymizedwithAmmophiladivesbyKohl tubercularprojection;foretarsiasymmetrical
1885:164. andapico-lateralareastrongly,angularlypro-
Eremochares doriae Gribodo 1883: 265; duced.Legspartlylightred;mostofheadand
SynonymizedwithAmmophiladivesbyKohl thoraxwiththicksnow-whitepubescence.$,
1889: 17 and 22. Bohart and Menke 1976: 25–29mm;#,23–28mm.Sudan,Egypt
146. E.luteus(Taschenberg)
Parapsammophila retowskii Konow 1887: 137; – Mesosternum baso-medially with tubercular
Synonymized with Ammophila dives by F. or conical projection; foretarsi normal or
Morawitz1891:202. asymmetrical but apico-lateral area weakly,
Ammophila orichalceomicans Strand 1915: 96; angularlyproduced 2
Synonymized with Ammophila by Strand 2. Vertex and mesonotum with very dense pu-
1927:253. bescenceconcealingsculpture;minimumdis-
Sphex dives: Turner 1917: 177 (new combina- tance between eyes equal to length of
tion);WuandZhou,1996:56. antennaljoint3;reddishbrowninfemaletho-
Eremochares dives: Menke 1966: 150; (new rax. $, 24–28 mm; #, 22–26 mm. Iran,
combination); Dollfuss, 2010: 537. Roth, Turkmenistan,Kazakhstan
1928:160,181. E.mirabilisMenke
Eremochares limbata: Dollfuss 1989: 9 (new – Vertex and mesonotum less densely pubes-
combination). cent,nothidingsculpture;minimumdistance
between eyes more than length of antennal
joint3;usuallyblackinfemalethorax 3
Materialexamined.Onefemale.China:Xinjiang 3. Innermarginofeyesveryclosetogetherbe-
Weiwuer Autonomous Region, Boertala, Bole, low 4
Jinghe,44°50’N,81°51’E,24.VII.2005,Wanzhi – Inner margin of eyes weakly approximated
Caileg.JingheTownisabout90kmtothesouth- below,sometimesalmostparallel 5
eastofA’lashankouTown. 4. Anterior margin of clypeus without teeth;
Distribution.China(Xinjiang);Afghanistan, mandiblewithonebluntinnertoothmedially;
Algeria, Azerbaijan, Bahrain, Djibouti, Egypt, mesosternumwithasmall,conicalprojection
Greece, India, Iran, Iraq, Israel, Italy, Kazakh- baso-medially; petiole and gastral segments
stan,Lebanon,Libya,Morocco,Oman,Pakistan, smooth and shiny. $, 24–28 mm; #, 20–25
Russia,SaudiArabia,Syria,Tajikistan,Tunisia, mm.Palaearcticregions,Djibouti
Turkey, Turkmenistan, Ukraine, Uzbekistan E.dives(Brullé)
(Alfieri 1946, Brullé 1833, Dollfuss 2010, – Anteriormarginofclypeusslightlywavyme-
Gribodo 1883, Guichard 1988, Kazenas 1978, dially, with one lateral tooth on each side;
Lucas 1849, Morawitz 1891, Pulawski 2014, mandiblewithonelong,fingerlikeinnertooth
ENTOMOL.FENNICAVol.26 (cid:127) GenusEremocharesGribodoinChina 13
medially; mesosternum with a conspicuous, Guichard,K.M.1988:Hymenoptera:Sphecidae:Subfam.
blunt projection baso-medially, projection SphecinaeoftheArabianPeninsula.—FaunaofSau-
diArabia9:114–131.
broadened basally and nearly truncate api-
Gussakovskij,V.V.1928:Sphecidarumspeciesnovae.—
cally;petioleandgastralsegmentscoriarious
Bulletindel’InstitutdeZoologieAppliquéeetdePhy-
anddull.$,21mm.China(Xinjiang) topathologie4:3–19.[InRussian.]
E.clypevariatussp.n. Gussakovskij,V.V.1930:Speciesnovaevelparumcogni-
5. Legsentirelyblack;headandthoraxwithout taegenerumAmmophilaKby.etSphexL.(Hymenop-
tera, Sphecidae). — Russkoye Éntomologicheskoye
silvery pubescence; foretarsi apico-laterally
Obozrenye24:199–211.
angularly produced. #, 24 mm. Uzbekistan,
Kazenas, V. L. 1972: Sphecidae (Hymenoptera) of the
Turkmenistan,Kazakhstan South-EastKazakhstan.—HoraeSocietatisEntomo-
E.ferghanicus(Gussakovskij) logicae Unionis Sovieticae 55: 93–186. [In Russian
– Legspartlyred;headandthoraxwellcovered withEnglishabstract.]
Kazenas,V.L.1978:ThediggerwaspsofKazakhstanand
withsilverysetae;foretarsinormal.$,24–28
MiddleAsia(Hymenoptera,Sphecidae).—Thedeter-
mm; # 20–23 mm. Iran, Turkmenistan, Ka-
minant.AcademyofScienceofKazakhSSR,Institute
zakhstan E.kohliiMenke ofZoology,AlmaAta.172pp.[InRussianwithEng-
lishabstract.]
Acknowledgments. We are grateful to prof. Wanzhi Cai Kohl,F.F.1885:ZurSynonymiederHymenopteraAcule-
(ChinaAgriculturalUniversity,Beijing)forprovidingus ata.—EntomologischeNachrichten11:161–165.
withspecimensdepositedintheinsectcollectionsunder Kohl,F.F.1889:BemerkungenzuEdm.André’sSpecies
hiscare.ThisstudywasfundedbytheNationalNatural des Hyménoptères, T. III (Les Sphégiens). Mit Be-
ScienceFoundationofChina(31402009),andtheSpecial- schreibung einiger neuen Arten. — Verhandlungen
izedResearchFundfortheDoctoralProgramofHigher der kaiserlich-königlichen Zoologisch-Botanischen
Education(20115302120001). Gesellschaft in Wien 39: 9–30. Available through:
http://biodiversitylibrary.org/page/13337638
Kohl,F.F.1906:DieHymenopterengruppederSphecinen.
III.MonographiederGattungAmmophilaW.Kirby
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