acuticostatus — acutimargo 



6i 



acuticostatum 

 acuticostata 



acuticostata 

 acutecostatus 



acuticostatus 

 acuticostata 



acuticostata 

 acuticostata 

 acute-costata 



acute-costata 



acuticostatus 



acuticostatus 



acuticostata 



acuticostata 



acuticostatus 



acute-costatus 



acuticostatus 



acuticostata 



acuticostata Cardita (Lam.), G. P. Deshayes, Ency. M^th. (Vers) II (i) 1830, 200.— 



Venericardia acuticosta. 



Cardium, G. v. Muenster, N. Jahrb. f. Min. 1834, 9. 



Chemnitzia (Klip.), A. d'Orbigny, Prodr. Paleont. I. 1849 [Jan. 1850], 

 186. — Turritella. 



Clymenia, Braun in G. v. Muenster, Beitr. zur Petref. (5) 1842, 126. 



Conotrachelus, Boheman in C. J. Schoenherr, Gen. et 5p. Curc. VIII (2) 

 1845, ai. 



Hippagus, R. A. Philippi, Enum. MoU. Siciliae, II. 1844, 42. 



Iphigenia (Ph.), O. G. Costa, Atti Accad. Pontan. V (5) 1850, 400. — 

 Hippagus. 



Lima, Schuebler in C. H. v. Zieten, Petref. Wiirtt. (9) 1833, 71. 



Limea, Muenster in G. A. Goldfuss, Petref. German. II {5) 1836, 103. 



Natica (Kiip.), A. d'Orbigny, Prodr. Paleont. I. 1849 [J^n. 1850], 188. 

 — Naticella. 



Naticella, A. v. Klipstein, Beitr. geol. ostl. Alpen. (2, 3) 1845, 199. 



Pecten, G. B. Sowerby, I., Q. J. Geol. Soc. London, III. 1847, 419. 



Pectunculus, G. B. Sowerby, I., Q. J. Geol. Soc. London, VI. 1850, 53. 



Pholadomya, J. De C. Sowerby, Min. Conch. VI. 1827, 88. 



Radiolites, A. d'Orbigny, Ann. Sci. Nat. [2] (Zool.) XVII. Mar. 1842, 185. 



Spirifer, L. G. de Koninck, Descr. Anim. foss. (6) Mar. 1843, 265. 



Spondylus, A. v. Klipstein, Beitr. geol. ostl. Alpen (2, 3) 1845, 245. 



Turrilites, A. d'Orbigny, Pal. Fran^., Cret. I (Cdph.) 1842, 605. 



Turritella, A. v. Klipstein, Beitr. geol. ostl. Alpen. (2, 3) 1845, 179. 

 acutidens Carcharias, E. Rueppell, Neue Wirbelth. Abyssin. (11) 1837, 65. [33. 



acutidens Carcharias (Aprion), Rueppell; Joh. Mueller & Henle, Syst. Plagiost. (2) 1839, 

 acutidens Carcharodon, R. W. Gibbes, Proc. Acad. Nat. Sci. Philad. III. ( 1 1) Oct. 1847, 267. 

 acutidens Cerithium, G. P. Deshayes, Descr. Coq. foss. Paris, II. 1834, 427. 

 acutidens Curimates, A. Valenciennes in d'Orbigny, Amer. Merid. (Poiss.) 1847, 9. 

 acutidens Nucula, H. C. Lea, P. Amer. Phil. Soc. III. 1843, 163 [«. «.] ; Tr. Amer. Phil. 



Soc, n. s. IX (3) Dec. 1846, 244. 

 acutidens Pristis, J. L. R. Agassiz, Poiss. Foss. III. 382** (1843). 

 acutidens Solecurtus (B. & S.), L. Reeve, Conch. Syst. I. 1841, 44. — Solen. 

 acutidens Solen, Broderip & G. B. Sowerby, I., Zool. Journ, IV (15) Jan. 1829, 361. 

 acutidens Terebratula, E. Eichwald, Nat. Lithuaen, 1830, 202. 



acutidentata Cypraea, J. S. Gaskoin, Proc. Zool. Soc. London, III (36) Ap. 1836, 201. 

 acutidentata Talpa, H. D. de Blainville, Osteogr., Insectiv. 1840, 115. 

 acutifrons Cypricardia, J. D. Dana, Wilkes U. S. Exped. X. Geol., Oct. 1849, 702. — 



Modiolopsis, 1847. 

 acutifrons Harpacticus, J. D. Dana, Proc. Amer. Ac. I. 1848, 153. 

 acutifrons Modiolopsis, J. D. Dana, Amer. J. Sci. (2) IV (10) July 1847, 159. 

 acutilaqueatum Cardium, T. A. Conrad, Foss. Med. Tert. U. S. (i) Jan. 1838; later issue 



Ap. 1839, wrapper p. 3. 

 acutilineata Lucina, T. A. Conrad in J. D. Dana, Wilkes U. S. Exped. X. Geol., Oct. 

 acutiliratus Chiton, L. Reeve, Conch. Icon. IV. — Chiton, no. 46, Feb. 1847. [1849, 725. 

 acutilirata Delthyris, T. A. Conrad, J. Acad. Nat. Sci. Philad. VIII. post Ap. 1844, 260. 

 acutolobatus Pentamerus (Sandb.), J. Barrande, Naturw. Abhandl. (Haidinger) I. 1847, 



467. — Trigonotreta. 

 acutolobata Trigonotreta, G. Sandberger, N. Jahrb. f. Min. 1842, 398. 

 acute-marginatum Amorphospongia (Klip.), A. d*Orbigny, Prodr. Paleont. 1849 [Jan. 



1850], 210.— Tragos. [Dec. 1842, 80. 



acutimarginatum Cyclostoma, G. B. Sowerby, I., Proc. Zool. Soc. London, X (113) 

 acute-marginatus Tragos, A. v. Klipstein, Beitr. geol. ostl. Alpen (2, 3) 1845, 282. 

 acutimargo Astarte, C. F. Roemer, De Astartarum, 1842, 14. 



acutimargo CarocoIIa (Zgl.), C. T. Menke, Syn. meth. MoII. 1828, 14.— Helix. [174. 

 acutimargo Helix, L. Brumati, Cat. Conch. Monfalcone, 1838, 30 ; Poligrafo, XV. 1839, 

 acutimargo Helix, L. Pfeiffer, Proc. Zool. Soc. London, XIII (146) Aug. 1845, 40. 

 acutimargo Natica, F. A. Roemer, Verst. Norddeutsch. Kreidegeb. (2) 1841, 83. 



