scHUCHERT.] INDEX AND BIBLIOGRAPHY. 455 



Trematospira quadriplicata Miller =Rbyiichotrema intequivalve. 

 Trematospira tennesseensis Hall and Clarke. Lower Helderberg (Dev.). 



Trematospira tennesseensis Hall and Clarke, Pal. New York, VIII, Pt. II, 1895, 



pi. 83, figs. 21-23. 

 Loc. Perry County, Tennessee. 



TRIGERIA (Bayle partim) Hall and Clarke. 



Genotype Terebratula guerangeri de Verneuil. 



Trigeria Bayle (partim), Explic. Carte Gt?ol de France, Atlas, 1875, pi. 13. — Hall 

 and Clarke, Pal. New York, VIII, Pt. II, 1893, pp. 272, 273, lig. 189;— Thir- 

 teenth Kep. N. Y. State Geologist, 1895, p. 856. 



Trigeria gaudryi (CEhlert). Oriskany (Dev.). 



Centrouella gaudryi ffihlert, Bull. Soc. Geol. France, 3d ser., V, 1877, p. 593, pi. 



10, fig. 8 ; — Bull, de la Soc. d'Etudes Scientif. d'Angers, separate 1883, p. 2, pi. 



— . figs. 10-17. 

 Trigeria gaudryi Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, p. 273, fig. 



189, pi. 76, figs. 6, 7. 

 I^oc. France; Cumberland, Maryland. 



Trigeria (?) lepida Hall. Hamilton (Dev.). 



Rhynchospira lepida Hall, Thirteenth Rep. N. Y. State Cab. Nat. Hist., 1860, p. 



83;— Pal. New York, IV, 1867, p. 276, pi. 45, figs. 1-6. 

 Retzia lepida Miller, N. American Geol. Pal., 1889, p. 366. 

 Trigeria ? lepida Hall and Clarke, Pal. New Y^ork, VIII, Pt. II, 1893, p. 274, pi. 50, 



lags. 36-40. 

 Loc. Canandaigua Lake and Bellona, New York. 



Trigeria (?) margarida (Derby). Middle Devonian. 



Centrouella ( ?) margarida Derby, Archivos do Museu Nacional Rio de Janeiro, 



IX, 1890, p. 84, with figures in text. 

 Trigeria ? margarida Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, p. 274. 

 Loc. Head of Paraguay ; Matto Grosso, Brazil. 



Trigeria (?) portlandica (Billings). Lower Helderberg (Dev.). 



Rensselieria portlandica Billings, Proc. Portland Soc. Nat. Hist., I, 1863, p. 115, 



pi. 3, fig. 12. 

 Trigeria ? portlandica Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, p. 273, 



pi. 76, figs. 4, 5. 

 Loc. Square Lake, Maine. 



Trigeria (?) wardiana (Rathbun). Middle Devonian. 



Retzia wardiana (Hartt) Rathbun, Bull. Buffalo Soc. Nat. Sci., I, 1874, p. 245, 

 pi. 10, figs. 2-5, 8, 9, 11, 12, 14, 16.— Rathbun, Proc. Boston Soc. Nat. Hist., 

 XX, 1879, p. 31. 



Retzia ? wardiana Derby, Archivos do Museu Nacional do Rio de Janerio, IX, 

 1890, p. 78. 



Trigeria ? wardiana Hall and Clarke, Pal. New York, VIII, Pt. II, 1893, p. 274. 



Loc. Province of Para, Brazil. 



TRIMERELLA Billings. Genotype T. grandis Billings. 



Trimerella Billings, Pal. Fossils, I, 1862, p. 166. — Dall, American Jour. Conch., 

 VI, 1870, p. 160;— Ibidem, VII, 1871, p. 79.— Davidson and King, Quart. Jour. 

 Geol. Soc. Londou, XXX, 1874, p. 143.— Dall, Bull. U. S. National Mus., 8, 

 1877, p. 74.— Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, pp. 33, 46, 

 163 ;— Eleveuth Ann. Rep. N. Y. State Geologist, 1894, p. 236. 

 Gotlandia Dall, American Jour. Conch., VI, 1870, p. 160. 



