On Eoclilaris and some Species referred to it. 43 



X. — Eocidaris and some Species referred to it. 



Bj F. A. Bather, Brit. Mus. (Nat. Hi^t.). 



[Plate I.] 



Page 



Literature referred to 43 



Previous History of " Eocidaris " and Selection of Genotype. 44 



Eocidaris Icevispina and E. scrobiculata 50 



Carboniferous Species referred to Eocidaris 54 



Permian Species referred to Eocidaris 54 



Miocidaris, its Species and Structure 61 



Permocidaris 63 



Summary and Conclusions , 05 



Explanation of Plate 65 



LiTERATUEE REFERRED TO. 



Bather, F. A. — Nov., 1907. Eckinocrimis versus Archcsocidaris. Ann. 



Mag. Nat. Hist. (7) xx. pp. 452-450. 

 Bather, F. A. — March, 1908. The Echinoid Name Cidaris and its 



Modern Application. Ann. Mag. Nat. Hist. (8) i. pp. 284-288. 

 Bather, F. A. — July, 1908. The Genotype of Cidaris. Ann. Mag. 



Nat. Hist. (8) ii. pp. 134-136. 

 Bather, F. A. — {In the jjress.) The Triassic Echinodernis of Bakony. 



Resultate der wissenschaftl. Erforschung des Balatonsees, i. Bd., 



i. Th., Pal. Auh. circa 250 pp., 17 pis. 

 Clark, H. Lyman. — Dec, 1907. The Cidaridte. Bull. Mus. Comp. 



Zool. Harvard, li. No. 7. 



A French translation by P. Thiery : Oct. 1908, Bull. Soc. Sci. 



Nat. Haute-Marne, v. No. 22. 

 Desor, E. — 1855-8. — Synopsis des ^chinides fossiles. 8vo. Paris & 



Wiesbaden. 



[Precise dates of the several fascicules will be given in the 



''Index " that I hope to publish soon.] 

 DoEDERLEiN, L. — 1887. Die Japanischen Seeigel. L 4to. Stuttgart. 

 DoEDERLEiN, L. — Nov., 1906. Die Echinoiden der deutschen Tiefsee- 



Expedition. Wiss. Ergeb. D. Tiefsee-Exped. v. Lief. 2. 

 Geinitz, H. B. — April, 1848. Die Versteinerungen des deutschen 



Zechsteingebirges. iv+26 pp., 8 pis. Being Heft 1 of Geinitz & 



Gutbier ' Die Versteinerungen des Zechsteingebirges und Eothlie- 



genden, u. s. tv.' 4to. Dresden und Leipzig. 

 Geinitz, H. B. — 1861. Dyas, oder die Zechsteinformation und das 



Rothliegeude. Heft I. Die animalischen Ueberreste, u. s. w. 



xviii + 130 pp., 23 pis. 4to. Leipzig. 

 Geinitz. H. B. — 1866 [1867]. Carbonformation und Dyas in Nebraska. 



Nova Acta Acad. Leop.-Car. xxxiii. No. 4, xii+92 pp., 5 pis. 

 Gregory, J. VV. — Feb., 1908. The Name Archceocidaris. Ann. Mag. 



Nat. Hist. (8) i. p. 208. 

 Hall, James. — 1867. Contributions to Palaeontology. Eegents' Rep. 



N.Y. State Cab. Nat. Hist. xx. Section L. Revised edit. 1870. 

 Hesse, E. K. — 1900. Die Mikrostructur der fossilen Echinoideen- 



stacheln. N. Jahrb. Mineral., Beil.-Bd. xiii. pp. 185-264, pis. xii., 



xiii. 

 Howse, R. — Jan., 1857. Notes on the Permian System of the Counties 



of Durham and Northumberland. Ann. Mag. Nat. Hist. (2) xix. 



pp. 33-52. 

 How.se, E.— [1857.] Note on the Right of Priority. 8vo. [North 



Shields.] 



