208 CRETACEOUS LAMELLIBRANCHIA. 
(fide Rowe). H. planus zone of Dover and the Sussex coast (fide Rowe). 
M. cor-testudinavium zone of Seaford, Chatham, and Purley. M. cor-anguinum 
zone of Mitcheldever (Hants), Broadstairs, Charlton, Northfleet, and Gravesend. 
Marsupites zone of Brighton and Margate. A. quadratus zone of Brighton, Pauls- 
erove (Hants), and West Harnham (Salisbury). Upper Chalk of Lewes. 
Prcren (Nerraea) mquicosratus, Lamarck, 1819. Plate XL, figs. 8 a, b, 9 a—c. 
1819. Prcoren xQuicosrarus, Lamarck. Anim. sans Vert., vol. vi, p. 181. 
1824. Nerruea pectinorpgs, C. Drowet. Mém. Soc. Linn. de Paris, vol. i, 
p- 186, pl. vii, figs. 1, 2. 
1825. Prcoren maurcosratus, Defrance. Dict. Sci. nat., vol. xxviii, p. 255. 
> 
> 
1833. — —- A, Goldfuss. Petref. Germ., vol. ii, p. 54, pl. xeii, 
fig. 6. 
1836. — — Lamarck. Anim. sans Vert., ed. 2 (by Deshayes 
and Milne-Edwards), vol. vii, p. 158. 
1839. — — H. B. Geinitz. Char. d. Schicht. u. Petref. des 
siichs. Kreidegeb., pt. 1, p. 22. 
1841. — a F. A. Romer. Verstein. nord-deutsch. Kreidegeb., 
p- 54. 
1846. — — H. B. Geinitz. Grundr. der Verstein., p. 469. 
— A. E. Reuss. Die Verstein. der bihm. Kreideformat., 
pt. 2, p. 32, pl. xxxix, fig. 22; pl. xl, 
figs. 2, 3. 
21847. Jantra maquicostata, A. d’Orbigny. Pal. Franc. Terr. Crét., vol. iu, 
p- 637, pl. cecexlv, figs. 1—4. 
1850. — mQuicostata, d’Orbigny. Prodr. de Pal., vol. 11, p. 170. 
= Prcren mquicostatus, H. B. Geinitz. Das Quadersandst. oder Kreidegeb. 
in Deutschland, p. 186. 
1854. = = J. Morris. Cat. Brit. Foss., ed. 2, p. 175 (partim). 
1863. = —- A. Kunth. Zeitschr. d. deutsch. geol. Gesellsch., 
vol. xv, p. 725. 
1868. Janrra mQuricostata, A. Briart and F. L. Cornet. Descript. Mineralog. 
Géol. et Pal. de la Meule de Brac- 
quegnies (Mcém. cour. et Mem. des 
Sav. ctrangers, vol. xxxiv), p. 49, 
pl. iv, figs. 25, 26. 
1872. Vota mauicosrata, H. B. Geinitz. Das Elbthalgeb. in Sachsen (Paleonto- 
graphica, vol. xx, pt. 1), p. 200, 
pl. xlv, figs. 5—7. 
21876. Prcren mQuicosTatus, var. Lonarcouuis, H. Deicke. Die Tourtia von 
Milheim a. d. Ruhr. (Beitr. z. 
geogn. u. pal. Beschaffenh. d. 
unt. Ruhrgegend. Beitr. I), 
p. 26. 
