BERENICE A. 103 



Cellcpora orbiculata, Goldfuss, 1827, Petref. Germ. Ed. i. p. 28, pi. xii. fig. 2. 



Romer, 1836, Verst. norddeut. ool. Geb. p. 18. 

 ,, Bronn, 1848, Nomencl. p. 255. 



,, ,, Bronn, 1849, Emim. p. 132. 



,, ,, Quenstedt, 1851, Flozgeb. Wiirtemb. ed. 2, p. 358. 



,, ,, Quenstedt, 1858, Der Jura, p. 665, pi. Ixxxi. figs. 71, 72. 



,, ,, Credner, 1863, Glied. ob. Juraform. p. 15. 



,, ,, Oppel, 1866, Zone Amm. transversarius : Geogn. Pal. 



Beitr. Bd. i. p. 296. 



,, ,, Brauns, 1874, Ob. Jura nordw. Deutschl. pp. 57, 113. 



,, ,, Struckmann, 1878, Ob. Jura Hannover, pp. 26-7. 



pars, Quenstedt, 1878, Petref. Deutschl. Bd. vi. Abth. 1, 



p. 108, pi. cxlvii. fig. 21 (non figs. 22-3). 

 JJiastopora ,, D'Orbigny, 1850, Prod. Pal. t. ii. p. 25. 



,, ,, H. Coquand, 1860, Descr. phys. geol. Charente, t. ii. 



p. 81. 

 Berenicea ,, Haime, 1854, Bry. jurass. : Mem. Soc. geol. France, 



ser. 2, t. v. p. 181. 

 ,, ,, Etallon, 1860, Jura Graylois: Ann. Sci. phys. nat. Lyon, 



ser. 3, t. iv. p. 161. 



,, ,, Etallon, 1862, Etud. Haut-Jura Cor.: Mem. Soc. Emul. 



Doubs. ser. 3, t. vi. p. 212. 



DIAGNOSIS : 



Zoarium a thick circular disc. 



Zocecia crowded, and only the distal portions are visible. Cylin- 

 drical, slightly above medium length, punctulate. 



Peristomes well raised (except on margin). Disposed on a 

 slightly irregular, quincuncial plan. 



Gonocysts large, irregular; equal in width to three or four 

 zocecia. 



Formula. p, c, I, r = 2, 0, 1", d\. 



DISTRIBUTION. 



ENGLAND : 



Cornbrash : Thrapston ; Rusnden. 



Bradford Clay : Bradford ; Box. 



Great Oolite : Hampton Common ; Sutton, Wilts ; Kingsthorpe. 



Inferior Oolite : Broad "Winsor ; Cleeve Hill. 

 FOREIGN : 



Upper Kimeridgian : N.W. Germany (fide Brauns). 



Corallian : La Rochelle (fide D'Orbigny); Streitberg, Bayreuth, Bavaria, 

 Goslar, Hoheneggelsen (fide Brauns) ; Lindener Berg, near 

 Hanover (fide Brauns and Credner, and Struckmann) ; 

 Monkeberg and Volksen (fide Struckmann). 



