KONGL. SV. VET. AKADEMIENS HANDL. BAND. 19. .\:0 6. 



199 



APPENDIX B. 



Index to the generic names applied to tlie Gastropoda of tlie 



Palaeozoic Period. 



Aclis LovEN 184ti, Iml. Moll. 16, used by 

 White 1881, App. to Rep. U. S. Geol. 

 Survey vol. Ill, xxxv, for a Carbonif. 

 shell. " 



Aclinna De Koninck 1881, Faune du Cal- 

 caire Carbonif. de la Belgique II,iii, 

 86. Like a Holopella. 



Acroculia see the next. 



Acrocylia Phillips 1841, Palaeozoic. Foss. of 

 Cornwall, 93. As the name is deri- 

 ved from anQOv apex and itvXioo I roll, 

 it must be written as here. Identic 

 with Platyceras. which is prior. 



AcrocylUa Hermannsen 1846, Indicis Gen. 

 Malac. priinordia, 1.5. See Acrocylia. 



Actita Fischer von Waldheim 1823, Mem. 

 de la Soc. imp. d. Naturalistes de Mos- 

 cou vol. VI, 234. Deriv. ce^fri'rijg, living 

 near the shore. Intended not only for 

 the recent genera Capulus and Pile- 

 opsis, but, as seen in Bull, de Moscou 

 1844, 832, Fischer also included Car- 

 boniferous Platycerata in it. 



Agnesia De Kon. 1883, Faune Carb. Belg. 

 Il,iii, 99. A sinistral Pleurotoraaria. 



Ampvllacera Quoy & Gaimard 1832, Voy. 

 Astrol. Zool. II, 196. Tsed by De 

 Koninck 1843 in Anim. Foss. Carbonif. 

 Belg. 486. One of the Pleurotomaridte 

 = Scalites according to De Kon. 1881. 



Ampidlayia Lamk 1799, Prodr. 76, employed 

 by Sowerby 1828, Min. Conch. VI, 40, 

 for shells of the Belgian Carbon. Form. 

 probably Euomphali. 



Anatomus Montfort 1810, Conch. Syst. II, 

 278. = Pleurotomaria p. p. 



Anoinphabis Meek & Worthen 1866, Pro- 

 ceed. Acad. N. Sc. Philadelphia, 268. 

 Seems to be one of the Umbonidaj. 



Anthrncochiton Rochebrune 1882, Ann. Sc. 

 Geol., XIV, 26. Carbonif. 



Anticalyptra'a Qlenstedt 1884, Handbuch 

 der Petrefaktenkunde, 3e Aufl., 673. = 

 Autodetus. 



Autodetus LiNDSTROM 1884, Silurian Gastro- 

 poda of Gotland, 185. One of the 



Phoridae. 

 Baylea De Kon. 1883, Faune II,iv, 68, Fam. 



Pleurotomaridfe ? 

 Bellerophon Montf. 1808, Conch. System. 



I, 51. 

 Bellerophus Blainville 1825, Malac. 477. 



»Mala emendation of the preceding, 



says Hermannsen. 

 Beloplaxus Oehlert 1>8I, Mem. Soc. Geol. 



de France, 3 Ser. vol. II, 17. A Devo- 

 nian Chitonid; type Chiton sagittalis 



Sandberger. 

 Bifrontia Deshayes 1833, Descript. Coq. 



Foss. des environs de Paris II, 221. 



Contains chiefly Tertiary species, but 



Deshayes also ranged Euomph. catil- 



lus in this genus. 

 Brilonella Kayser 1873, Zeitschrift Deutsch. 



Geol. Gesellsch., 672. A Devonian shell 



of the Pleurotomaridaj. 

 Bucimella Meek 1870, Proceed. Amer. Phi- 



los. Soc, vol. 11, 426. 



