A new species of the genus Diplommatina Benson, 1849 form China (Prosobranchia, Mesogastropoda, Diplommatinidae)

2008·0.21 MB·

Acta Zootaxonomica Sinica, 33 (2) : 233- 235 ( Apr., 2008) ISSN1000(cid:1)0739
动物分类学报
A NEW SPECIES OF THE GENUS DIPLOMMATINA BENSON, 1849 FORM
CHINA (PROSOBRANCHIA, MESOGASTROPODA, DIPLOMMATINIDAE)
LUOTai(cid:1)Chang1, CHEN De(cid:1)Niu2, ZHOU Wei(cid:1)Chuan3*
1. School of Geographyand Biology, Guizhou Normal University, Guiyang(cid:1) 550001, China
2. Instituteof Zoology, ChineseAcademyofSciences, Beijing(cid:1) 100101, China
3. FujianEntry(cid:1)Exit Inspection &Quarantine Bureau, Fuzhou(cid:1) 350001, China
Abstract(cid:1) A new species of genus Diplommatina is described in the present paper. The studied materials collected from Luodian
County(25(cid:2)4 N, 106(cid:2)7 E), Dajin Town, Guizhou Province. Type specimens are deposited in the Guizhou Normal University,
GuiyangandInstitute of Zoology, Chinese Academy of Sciences, Beijing.
Key words(cid:1) Prosobranchia, Mesogastropoda, Diplommatinidae, Diplommatina, newspecies.
(cid:1) (cid:1) Since Tielecke(1940) establishedhis classification of circular, somewhatcalcareous, withfew whorls bearinga
the superfamily Cyclophoracea, the family lamella on the exterior.
Diplommatinidae is divided into two subfamilies, the
Diplommatina luodianensis sp. nov. (Figs(cid:2)1(cid:1)2)
Cochlostomtinae of Euroope and the Diplommatininae of
East Asian. The latter possibly includes the doubtfully Measurement. Holotype, alt. 3(cid:2)90 mm, diam.
attributed Adelopoma of South American. In the Western 1(cid:2)80mm; alt. of aperture 1(cid:2)00mm, diam. of aperture
Pacific Region, the Diplommatininae occurs in Japan, 0(cid:2)90 mm; collected from Luodian County (25(cid:2)4 N,
China, the Marianas, Caroline, Palau, Bismarck, 106(cid:2)7 E), Dajin Town, Guizhou Province, 4 Oct.
Solomon, Fiji, Samoa and Tonga Islands and reach 2006.
Norfolk and Lord Howe islands and Eastern Australia Paratypes, 29 specimens, amongthem, 6specimens
(references?). Species of the genus were put under the are juvenile. Alt. 3(cid:2)40(cid:1)4(cid:2)00 mm, diam. 1(cid:2)50(cid:1)1(cid:2)80
genus Bulimus. Kobelt and Moellendorff ( 1898) erected mm; alt. of aperture 0(cid:2)80(cid:1)1(cid:2)20mm, diam. of aperture
Eudiplommatina. Bieler ( 1992) divided the genus into 6 0(cid:2)80(cid:1)0(cid:2)90 mm; collected from Dajin Town, Luodian
subgenus: Diplommatina s. s. ( synonym Eudiplommatina County(25(cid:2)4 N, 106(cid:2)7 E), Guizhou Province, 4 Oct.
Kobelt &Moellendorff, 1898); D. (Angigastera) Pilsbry 2006.
& Hirase, 1904; D. (Metadiancta) Moellendorff, 1898; Type specimens are deposited in the Department of
D. (Sinica) Moellendorff, 1885; D. ( Moussonia) O. School of Geography and Biology, Guizhou Normal
Semper, 1865 and D. ( Diploptychia ) Moellendorff, University, Guiyang.
1895. Thirty(cid:1)four species of the genus Diplommatina Description. Shell very small, thin,
Benson, 1849 are known in China, including one new semitransparent, pupa(cid:1)formed, yellowish brown in
species. They are narrowly distributed in South China 1
color,. Whorls 7 , moderately convex, with high
and YangtzeRiver. 2
spiral part; penultimate whorl strongly convex, wider
Diplommatina Benson, 1849
thanbodywhorl; protoconch 1(cid:1)2whorls, smooth, dull.
Diplommatina Benson, 1849. Ann. Mag. Nat. Hist. London, 2 (14): 193.
Diplommatina Yen, 1939. AbhSenckenb. Natur. Ges., 444: 30. Suture deep. Apex blunt. Shell surface very rough,
somewhat regularly rib(cid:1)formed sculptured, with winding
Type species: Bulimusfolliculus Pfeiffer, 1846 Symb.
and oblique flake(cid:1)formed rib(cid:1)lines atperiphery. Aperture
Helic., 2: 83.
circular, lustrous, thick, with duplicated lips, somewhat
Shell small to minute, dextral or sinistral, in most
expanded and turning over. Columellar lamella small,
cases ovate, ovate(cid:1)elongate, fusiform, turreted or pupa(cid:1)
nipple(cid:1)formed. Operculum circular, translucent, light
formed in shape. Shell surface with yellowish brown in
brown. Umbilicus small.
color, andvery rough andwith some ribs or sculptured.
Remarks. This new species resembles Diplommatina
The shell has anindistinctumbilical sliton its basal side.
xiaoqikongensis Ran et al., 1999, butdiffersfromthe latter
The aperture is nearly circular, its apertural margin
in having the smaller size, surface with somewhat
continuous or discontinuous, broadened, duplicated and
regularly rib(cid:1)formed sculptured, winding and oblique
reflected, and with a columellar lamella. Operculum
Thesubject was supportedby theNatural Science, GuizhouSpecial Fund for Development of Colleges and Universities (ResearchItem of Education
Department, GuizhouProvinceGovernmentNo. 2004112) andScienceandTechnologyProjectofFujianProvince (2007I0001).
* Correspoding author, E(cid:1)mail: [email protected]
Received16 July2007, accepted5Feb. 2008.
233
(cid:1) 2(cid:1)34(cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) ActaZootaxonomica Sinica 动物分类学报(cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) (cid:1) Vol. 33(cid:1) No. 2
flake(cid:1)formed rib(cid:1)lin at periphery and with a small and aperture 0(cid:2)67 mm, diam. of aperture 0(cid:2)75 mm, little
nipple(cid:1)formed columellar lamella. Theshell of latter very thick, andwithwindingand obliqueflake(cid:1)formedrib(cid:1)line
small, with length 2(cid:2)17mm, diam(cid:2) 1(cid:2)17mm; length of at periphery, and with a very small columellar lamell.
Figs(cid:2)1(cid:1)2. Diplommatinaluodianensis sp. nov. 1. Lateralview of shell. 2. Dorsalviewof shell.
(cid:1) (cid:1) The type materials were collected in the orifice of Hu, Z(cid:1)Q, Yin, H(cid:1)Qand Chen, D(cid:1)N 2003. A new species ofland snail
fromMangshan Mountain, Hunan Province, China (Prosobranchia:
calcareousness cavern. They were probably falling from
Mesogastropoda: Cyclophoridae). Acta Zootaxonomica Sinica, 28 (2):
the forest above. The forest is a secondary tropical 232(cid:1)234. [动物分类学报]
monsoonforest. Hwang, C(cid:1)C, Chang, K(cid:1)M and Chang, H(cid:1)W 2001. Diplommatina chaoi
(Prosobranchia: Diplommatinidae), a new species from Southern
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Apr., 2008 罗泰昌等: 中国倍唇螺属一新种记述 (前鳃亚纲, 中腹足目, 倍唇螺科) 235 (cid:1)
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中国倍唇螺属一新种记述 (前鳃亚纲, 中腹足目, 倍唇螺科)
罗泰昌1(cid:1) 陈德牛2(cid:1) 周卫川3*
1. 贵州师范大学地理与生物科学学院(cid:1) 贵阳(cid:1) 550001
2. 中国科学院动物研究所(cid:1) 北京(cid:1) 100101
3. 福建出入境检验检疫局检验检疫技术中心(cid:1) 福州(cid:1) 350001
摘(cid:1) 要(cid:1) 笔者在贵州省罗甸地区进行野外调查时获得陆生软 和亚种, 主要分布于我国南部及长江流域一带地区。对新种
体动物标本一批, 经整理鉴定, 得 1新种, 即罗甸倍唇螺 形态特征、栖息环境进行了记述, 并与近似种进行了比较和
Diplommatina luodiannensis sp. nov.。隶属前鳃亚纲、中腹足目、 讨论。
倍唇螺科、倍唇螺属。我国已记载倍唇螺属的种类有 34种
关键词(cid:1) 前鳃亚纲, 中腹足目, 倍唇螺科, 倍唇螺属, 新种.
中图分类号(cid:1) Q959(cid:2)212
贵州省高校发展专项资金自然科学类重点科研项目 (黔教科2004112) 和福建省科技项目 (2007I0001) 资助.
* 通讯作者, wczhou@163. com