KONGL. SV. VKT. AKADEMIENS IIANDLINOAR. liANI). 19. N:() 6. 



205 



Stachella Waagen 1880, Pal. Ind. XII, 132. 

 Stomntella Lamk 1809, Phil, zool., I, 321. 



Used by Barrande accord, to BiGSBY 



Thes. Sil., 16S. 

 Stoniatia Lamk 1801, Syst. aniiii. s. vert.,. 



96. PiCTET and JuERiNG think that 



there are Silurian species. 

 StrapnroUina Billings 1865, Pala^oz. Foss. 



of Canada, 223. 

 Straparolus Montfort 1810, Conch, syst. 



II, 174. Derived from ar^ia/ioi;, tor- 



sus, and Rollus, a barbarous word for 



the French nRouleaun. 

 Strobeus De Kon. 1881, Faune II, iii, 25. 



=^ Elenchus Mac Coy not Humphrey. 

 Strophites Dawson 1880, Ainer. Journ. Sc. 



& Arts 3d Ser. vol. 20, 412. A De- 

 vonian Landshell? 

 Strophostylus Hall 185i», 12th Rept. N. Y. 



St. Cab., 20. Probably a Platyceras. 

 Subulites Conrad 1842, N. Hist, of N. Y., 



vol. II, 392. 

 Sulcochiton Ryckholt 1862, Journ. Conch. 



X, 259. 

 Terehra Adanson 1757, Seneg., 49, used 



by Sowerby for Loxoneuia sinuosa. 



Sil. Syst. 

 Trachydomia Meek and VVortiien 1866, 



Geol. Survey Illin. vol. 2, 364. Carbonif. 

 Tremanotiis Hall 1868, 20th Rept. N. Y. 



State Cab. 399. 

 Tfochilites Schlotheim 1820, Petrefakten- 



kunde, 156. 

 Trochita Schum. 1817, l^ssai, 184, Mac Coy 



Carbonif. Foss. Irel., considers a fossil 



to belong here. There are also other 



paltBozoic species by mistake referred 



to this genus. 

 Trochonema Salter 1859, Canad. Organ. 



Remains I, 27. 

 Trochotremaria Ryckholt, Carbonif. of Bel- 

 gium according to Zittel Pala^oiit. Bd 



1, 2, 181. 



Trochus L. 1758, S. N. Ed. X, 756. 



Tropidocyclus De Koninck 1882, Mem. Soc. 

 Geol. de Belg. t. IX, 12. 



Tropidiscus Meek 1866, Proc. Chic. Acad. 

 Sc. vol. I, 9. == Cyrtolites. 



Tropidodiscus Waagen 1880 Palseont. Indica, 

 XIII, 131, name of the former emen- 

 dated b)' Waagen. 



Tryblidium Linustrom 1880, in Fragmenta 

 Silurica, 15. 



Tubina Barr. 1860, in Uwen Palaeonto- 

 logy, 71. 



Turbina De Koninck 1881, Faune II, iii, 67. 



Turbinilopsis De Kon. 1881, Ibid. 89. 



Turbinites Schloth. 1820, Petref.-kunde 

 163, Waiilenberg applied it to several 

 species of Oriostoina. 



Turbo L. 1758, S. N- X, 761, Pictet and 

 D'Orbigny gave this name to several 

 of the Oriostomata and Cyclonemata. 



TurbonelUna De Kox. 1881, Faune II, iii, 77. 



Turbonitella De Kon. 1881, Faune II, in, 72. 



Turritella Lamk 1801, Syst. anim. s. vert. 

 89. Used for Murchisonia and other 

 spirally wound shells by several au- 

 thors. 



Tychonia De Kon. 1881, Faune II, iii, 7. 



Umbonium Link 1807, Beschreib. Rostocker 

 Samml. III. 136, Devon. 



VasuUtes Hekrmannsen 1849. Index II, 677, 

 cites it as used by Montfort in wSuites 

 a BUFFONN-SONINI IV, 298. 

 Waagenella De Koninck 1883, Faune II, iv. 

 Explic. des planches n:o 38, for 



Waagenia De Koninck 1882, Ann. Soc. Geol. 

 de Belgique t. IX, 14, which name had 

 already been preoccupied. 



Warthia Waagen 1880, Pal. Indica XIII, 131. 



Worthenia De Kon. 1883, Faune III, iv, 64. 



Xenophora Fischer von Waldheim 1806, 

 »Museum Demidowianum, 213». Meek 

 and W\)RTHEN ranked a Carbonif. spe- 

 cies in this genus. 



