Kirkbya

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

Belongs within: Kirkbyoidea.

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 1859 HM04
    |--*K. permiana (Jones 1850) [=Dithyrocaris permiana] BB61
    |--K. bellula CB86
    |--K. bendensis Harlton 1933 HM04
    |--K. canyonensis BB61
    |--K. clarocarinata Knight 1928 ZL87
    |--K. fuldaensis Shaver & Smith 1974 HM04
    |--K. inornata Roth 1929 HM04
    |--K. lessnikovae Posner 1951 S82
    |--K. ‘permiana’ (Kirkby 1858) [=Leperditia permiana non Dithyrocaris permiana Jones 1850] S82
    `--K. quadrata Robinson 1959 HM04

*Type species of generic name indicated

REFERENCES

[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.