Leperditiidae

Left lateral view of Paramoelleritia wangchengyuani, from Wang & Lundin (2004).


Belongs within: Ostracoda.

The Leperditiidae are a group of large ostracods (sometimes up to 8 cm in length) with thickly calcified shells known from the Ordovician to the Devonian (Benson et al. 1961).

Characters (from Benson et al. 1961): Large, thick-walled; cardinal angles well defined; greatest height medial to posterior; dorsal margin straight, valves strongly unequal, surface smooth to slightly ornamented; adductor muscle scar large, composed of numerous secondary scars; anterodorsal eye tubercle usually present.

<==Leperditiidae [Leperditicopida]
    |  i. s.: Leperditia Ronault 1851 W77
    |           |--L. bivia White 1874 W77
    |           |--L. canadensis W77
    |           `--L. prominensis Chapman 1920 F71
    `--Sinoleperditiini WL04
         |--Sinoleperditia Wang 1989 (Sinoleperditia) WL04
         |    |--S. (S.) guangxiensis Wang 1989 [incl. *S. yulinensis Wang 1994] WL04
         |    |--S. (S.) miaohuangensis (Sun 1978) (see below for synonymy) WL04
         |    `--S. (S.) shanglunensis Wang & Lundin 2004 WL04
         `--Paramoelleritia Wang 1976 WL04
              |--*P. (Paramoelleritia) xiangzhouensis Wang 1976 WL04
              `--P. (Paraleperditia Sun 1978) WL04
                   |--*P. (P.) zhongguoensis Sun 1978 WL04
                   `--P. (P.) wangchengyuani Wang & Lundin 2004 WL04

Sinoleperditia (Sinoleperditia) miaohuangensis (Sun 1978) [=Leperditia miaohuangensis, Paramoelleritia (Paraleperditia) miaohuanghensis] WL04

*Type species of generic name indicated

REFERENCES

Benson, R. H., J. M. Berdan et al. 1961. Systematic descriptions. In: Moore, R. C. (ed.) Treatise on Invertebrate Paleontology pt Q. Arthropoda 3: Crustacea: Ostracoda pp. Q99-Q421. Geological Society of America and University of Kansas Press.

[F71] Fletcher, H. O. 1971. Catalogue of type specimens of fossils in the Australian Museum, Sydney. Australian Museum Memoir 13: 1-167.

[WL04] Wang S.-Q. & R. F. Lundin. 2004. Sinoleperditiini (Ostracoda) from the Lower Emsian Shanglun Formation at the Shanglun village, central Guangxi, China. Journal of Paleontology 78 (2): 349-358.

[W77] White, C. A. 1877. Report upon the invertebrate fossils collected in portions of Nevada, Utah, Colorado, New Mexico, and Arizona, by parties of the expeditions of 1871, 1872, 1873, and 1874. U.S. Geographical Surveys West of the One Hundredth Meridian 4 (1): 1-219, pls 211-221.

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