Right view of Kirkbya, from Benson et al. (1961).

Belongs within: Punciocopida.

Kirkbya is a genus of ostracods known from Carboniferous and early Permian (Benson et al. 1961).

Characters (from Benson et al. 1961): Elongate, greatest length at or near dorsal margin; posterior cardinal angle acute; lateral surface evenly convex or with posterior shoulder; 2 marginal rims.

<==Kirkbya Jones 1859HM04
|--*K. permiana (Jones 1850) [=Dithyrocaris permiana]BB61
|--K. bellulaCB86
|--K. bendensis Harlton 1933HM04
|--K. canyonensisBB61
|--K. clarocarinata Knight 1928ZL87
|--K. fuldaensis Shaver & Smith 1974HM04
|--K. inornata Roth 1929HM04
|--K. lessnikovae Posner 1951S82
|--K. ‘permiana’ (Kirkby 1858) [=Leperditia permiana non Dithyrocaris permiana Jones 1850]S82
`--K. quadrata Robinson 1959HM04

*Type species of generic name indicated


[BB61] Benson, R. H., J. M. Berdan, W. A. van den Bold, T. Hanai, I. Hessland, H. V. Howe, R. V. Kesling, S. A. Levinson, R. A. Reyment, R. C. Moore, H. W. Scott, R. H. Shaver, I. G. Sohn, L. E. Stover, F. M. Swain & P. C. Sylvester-Bradley. 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.

[CB86] Chen D.-Q. & Bao H. 1986. Lower Permian ostracodes from the Chihsia Formation of Jurong and Longtan, Jiangsu Province. Acta Micropalaeontologica Sinica 3 (2): 107–132.

[HM04] Hoare, R. D., & G. K. Merrill. 2004. A Pennsylvanian (Morrowan) ostracode fauna from Texas. Journal of Paleontology 78 (1): 185–204.

[S82] Shi C.-G. 1982. Some early Carboniferous ostracodes from Nylam, Xizang (Tibet). Acta Palaeontologica Sinica 21 (3): 309–314.

[ZL87] Zhang X.-J. & Liang X.-Y. 1987. Ostracoda from the Taiyuan Formation of Xingyang and Gong Xian districts, Henan. Acta Micropalaeontologica Sinica 4 (3): 293–312.

Leave a comment

Your email address will not be published. Required fields are marked *