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Chelonia, R. P. Lesson in Férussac, Bull. Sci. XXV. 1831,121 [n. n.]; in 

 C. Belanger, Voy. Indes Orient. (5) Sept. 1832, 3 01 . 

 Chelonus, Herrich-S. in G. \V. F. Panzer, Ins. Germ., heft 154, 1838, tab. 10 c. 

 Cidaris, A. v. Klips.tein, Beitr. geol. östl. Alpen (2, 3) 1845, 272. 

 Clausilia, Ziegler in E. A. Rossmaessler, lcones L. u. S. Moll. Europ. II 

 (3 & 4) Sept. 18 39, ) 7. 

 Cleonis, G. Fischer, Bull. Soc. Imp. Nat. l\Ioscou, II (2) 1830, 18,. 

 Cleonus, F. v. Gebler in Ledebour, Reise Altai, II. 18 3 0 , 154. 

 Cleonus, Gyllenhal in C. J . Schoenherr, Gen. et Sp. Curc. II (I) I 
  34, 2 12. 

 Coelinius, Herrich-S. in G. W. F. Panzer, Ins. Germ., heft 156, 1838. 

 Coluber, 
lax V\Tied, Reise Brasil. 1. [820, 181. 

 Coluber (Natrix), B. Merrem, Tent. Syst. Amph. 1820, 117. 

 Colymbetes, T. Say, Tr. Amer. Phil. Soc., n. s., II. 1825, 98. 

 Corbula, G. B. Sowerby, I., Proc. Zool. Soc. London, I (1-3) May 1833,35. 

 Coretus (HaId.), J. E. Gray, Figs. Moll. Anim. IV. 1850, 119.-Planorbis, 

 Custa (L.), J. Fleming, Phil. Zoo1. II. 1822, 274.-Lacerta, 1758. [Say. 

 Cyclostoma, G. B. Sowerb)', 1., Thes. Conch. I (3) ante 23 June 1843, 120. 

 Cypricardia, A. Keyserling, Wiss. Beob. Petschora, [846, 257. 

 Delphax, Herrich-S. in Panzer, Ins. Germ., heft 143, 1836, tab. 21. 

 Dentalium, G. P. Deshayes, Mém. Soc. H. N. Paris, II (2) Ap. 1826, 364. 

 Didonta, C. F. Schumacher, Essai Vers test. 1817, 125. 

 Ditremaria, A. d'Orbigny, Pal. Franç., Crét. II (Gast.) 1843, 277. 

 Dytiscus, P. A. Latreille, Sonnini's Buffon, Ins. VIII (1804)' 179. 

 Dytiscus, A. Drapiez, Ann. gén. Sc. Phys. (Bruxelles) I. Sept. 1819, 290. 

 Emys, T. Bell, Rept. London Clay (Pal. Soc. II.) July 18 49, 73. 

 Erodius, J. Sturm, Catal. Ins. Samm1. 1826, 139 [n. n.]. 

 Erodius, W. F. Erichson in M. Wagm:r, Reisen Algier, III. 184 r, 175. 

 Erpetodryas (Wied), Boie in Férussac, Bull. Sci. IX. 1826, 237.-Coluber. 

 Euchlanis, M. Pert)', 
Iitth. Nat. Ges. Bern, 1850, 19. 

 Eulabis, F. Eschscholtz, Zool. Atlas, III. 1829, 15. 

 Flata, J. C. Fabricius, Syst. Rhyng. 180 3, 52. 

 Fusus, 1. Lea, Contrib. to Geol. 1833, 146. 

 Fusus, G. P. Deshayes, Descr. Coq. foss. Paris, II. 18 35, 564. 

 Gryphaea, Defrance, Dict. Sci. Nat. XIX. 1821, 535. 

 Hamites, Young & Bird, Geol. Surv. Yorksh. Coast, ed. 2, 1828, 278. 

 Helisoma, W. Swainson, Treat. J\lalacol., May 18 4 0 , 337. 

 Helix, G. B. Sowerby, 1., Zoo!. Journ. I (I) Mar. 182...., S
. 

 Helix (Cochlitoma) (Brug.), A. E. Férussac, H. N. g. et p. 1\1011., Tabl. 

 Limaçons, 1821, 53.-Bulimus, 179 2 . 

 Herpetodrys (Wied), J. \\Tagler, Nat. Syst. Amph. 1830, 180.-Coluber. 

 Heterarthron, J. Gist!, Nat. Thierr. 18 4 8 , 19 0 . 

 Holaster, Agassiz, Cat. Ecl. Ech. 1840, I; Ann. Sci. Nat. [3] (Zool.) YIII. 

 July 18 47, 29. 

 Hydnocera, M. Spinola, Ess. mono Clérites, II. 1844, 43. [Paludina. 

 Hydrobia (Desm.), D. Dupuy, H. N. Moll. France (5) May 18 5 1 , 57 6 .- 

 Hydroporus (Latr.), J. R. Schellenberg, Helvet. Entom. II. 1806, 186.- 

 Dytiscus. 

 Hydroporus, Cristofori & Jan, Cat. !\-lus. (III a, Coleopt.) 1832, 14 [n. It.]. 

 Isocardia, F. A. Roemer, Verst. Harzgeb. 18
3, 23. 

 Libitina, C. F. Schumacher, Essai Vers test. 18 1 7, 169. 

 Lingula, S. Kutorga, Geogn. Pal. Dorpat's, ed. 2, 18 37, 38. 

 Lyonsia (Keys.), A. d'Orbigny, Proclr. Paléont. 1. 1849 [Jan. 1850],164.- 

 Cypricardia. 

 Maclurite, C. A. Le Sueur, J. Acad. Nat. Sci. Philad. I (II) July 1818, 3 12 . 

 .Margarita, Adams & Reeve, ZooI. "Samarang" (7) Moll., Aug. 18 5 0 , ....9. 

 Matus (Say), C. Aubé in Dejean & Boisduval, Icon. Coléopt. V. 1836, 190. 

 -Colymbetes. 

 Melania, Grateloup, Actes Soc. Linn. Borrleaux, XI (55) 1840, 167. 



