PECTEN. 147 



1874. Pecten laminosus, Dames. Ibid., \>. 7G4. 



1876. — — H. DeicJce. Die Tourtia von Miillieim a. d. Eulir, p. 20. 



1877. — — A. Fritsch. Stud, im Gebieteder bohm. Kreideformat. : 



II, Die Weissenberg. uud Malnitz. 

 Schicht., p. 136, fig. 126. 



— — OEBicuLAiiis, G. Buelim. Zoitschr. d. deutscli. geoi. Gesellscli , 



vol. xxix, p. 233. 



1881. — — J. Kiesow. Selirift. d. iiat. Gesellscli. in Danzig, 



N. F., vol. V, p. 415. 



1882. — of. OEBicuLARis, R. WindriioUer. Jalirb. d. k. preusyisch. geol. 



Landesaust. fur 1881, p 20. 



1883. — ORBICULARIS, vav. MAGNUS, W. Keeping. Foss., etc., Neoc. Upware 



and Brickhiil, p. 106, pi. v, fig. 1. 

 1885. — (Syncyclonema) OKBicuLAEis, i^. JVti^Z'/«(7. Die Fauna d. baltisch. 



Cenoman. (Palaeout Abhandl., 

 vol. ii), p. 19, pi iii, figs. 4, 5. 



— — — LAMINOSUS, Nutling. Ibid., p. 19, pi. iii, fig. 3. 



? — Syncyclonema sublaminosa, J. Bohm. Vei-liandl. des i at. Vereins d. 



preussiscli. Rheinl., vol. xlii, p. 83. 

 ? 1889. Pecten laminosus, E. Hohapfel. Die Mollusk. Aachen. Kreide (Palae- 



ontographica, vol. xxxv), p. 231. 

 1893. — orbicularis, R. Michael. Zeilschr. d. deutscli. geol. Gesellscli., 



vol. xlv, p. 236. 



— — LAMINOSUS, Michael. Ibid , p. 235. 



? 1894. — orbicularis, A. Hennig. Geol. Furen. i Stockholm Fdrliaudl., 



vol. xvi, p. 519. 



1895. • — CoTTALDjNUS, G. Maas. Zcitsclir. d. dcufsch. geol. Gesellsch., vol. 



xlvii, p. 269. 



1896. — orbicularis, \ar. Lohmanni, A. WoUemann. Ibid., vol. xlviii, p. 



839, pl. xxi, fig. 1. 



1897. — — U. Sohle. Geognost. Jahreshefte, N. J. (1896), 



p. 40, pl. iv, fig. 8. 



— Syncyclonema orbicularis, li. B. Newton. Proc. Dorset Nat. Hist, and 



Antiq. Field Club, vol. xviii, 

 p. 84, pl. iii, fig. 9. 

 19C0. Pecten germanicus, A. WoUemann. Die Biv. u. G-astrop. d. deutsch. 



u. hoUiind. Neocoms (Abhandl. d. k. 

 preussisch. geol. Land., N. F., pt. 31), 

 . p. 41, pl. viii, figs. 13 — 19. 



Non 1827. Pecten orbicularis, 8. Nilsson. Petrif. Suecana, p. 23, pl. x, fig. 12 



(= P. Nilsso7d, Goldf.). 



_ 1846. — ?,E. Forbes. Trans. Geol. Soc, ser. 2, vol. vii, p. 154 



(= Amusiiim sulcatellum, Stol.). 



Description. — Shell ovate or nearly orbicular, nearly equilateral ; height a little 

 greater than length ; margins on each side of the nmbo straightened, that on the 

 posterior side being slightly longer than the corresponding anterior part. Valves 



