CATALOGUE OF NON-TRILOBITES. 389 



HYMENOCAKIS. ISOCHILINA. 



HYMENOCARIS Salt., 1853; 22d Kep. Brit. Assoc. Adv. Sci., Trans, of Sec., 



p. 56. 

 ISOCHILINA Jones, 1857; Mem. Geol. Survey Canada, decade 3, p. 97. 



AMIANA Ulrich, 1890; Jour. Cincinnati Soc. Nat. Hist., vol. 13, p. 



180, pi. 11, figs. 12a-c. Ottawa, Canada. Chazy? 



var. insignis; idem., p. 181, pi. 181, pi. 11, fig. 13. Ottawa, Canada. 



Chazy? 



AMPLA Ulrich, 1890; Jour. Cincinnati Soc. Nat. His., vol. 13, p. 179, 



pi. 11 f, figs. 8, 8 a-d. Nashville, Tenn. Trenton. 



AMII Jones, 1891; Contrib. Micro-Palaeont., pt. 3, p. 68, pi. 10, figs. 



14. a, b. Lorette, Quebec. Trenton. 



Leperditia (Isochilina) ARMATA Wai., 1883; Des.New Sp.Foss. Tren- 

 ton Group, p. 7. Russia, Herkimer Co., N. Y. 



Birdseye and Black River Limestone. 



Leperditia (Isochilina) ARMATA Wai., 1884; 35th Rep. N. Y. State 

 Mus. Nat. Hist., p. 213. 



- BELLULA Jones, 1891; Contrib. Micro-Palaeont., p. 3, p. 92, pi. 11, figs. 



16 a, b. Hay River, B. C. Devonian. 



BELLULA Whiteaves, 1892; Contrib. Canadian PalaBont, vol. 1, p. 246. 



- fRisTATA(Whitf.) Jones, 1890; Quart. Jour. Geol. Soc., vol. 46, p. 23, 



pi. 1, fig. 8. Cave Island, Vermont. For other references, see 

 Primitia cristata. Calciferous. 



Leperditia (Isochilina) CYLINDRICA Jones, 1858; Annals Mag. Nat. 

 Hist., 3d series, vol. 1, p. 253; also, Geol. Survey Canada, decade 

 3, p. 101. 



Leperditia (Isochilina) CYLINDRICA Hall, 1871; Description New Sp. 

 Foss. Hudson River Group. Cincinnati, Ohio. Hudson. 



Leperditia (Isochilina) CYLINDRICA Hall, 1872; 24th Rep. New York 

 State Mus. Nat. Hist., p. 231, pi. 8, fig. 2; also, Pal. Ohio, vol. 2, 

 1875, p. 101, pi. 4, fig. 5. Jones (Quart. Jour. Geol. Soc., vol. 46, 

 1890, p. 8) refers this species to Primitia minuta Eichwald. 

 - - OYLINDRICA Miller, 1875; Cincinnati Quart. Jour. Sci., vol. 2, p. 351. 



- DAWSONI Jones, 1891; Contrib. Micro-Palseont., p. 3, p. 92, fig. 7. 



Dawson Bay, Lake Winnipegosis. Devonian. 



DAWSONI Whiteaves, 1892; Contrib. Canadian Palaeont., vol. 1, p. 346. 



FABACEA Jones, 1890; Quart. Jour. Geol. Soc., vol. 46, p. 22, pi. 2, 



fig. 11. 18-Mile Creek, N. Y. Hamilton. 



Leperditia (Isochilina) GRACILIS Jones, 1858; Annals Mag. Nat. Hist., 



London, 3d series, vol. 1, p. 248, pi. 10, fig. 2; also, Geol. Survey 



Canada, decade 3, p. 98, pi. 2, fig. 15. White Horse Rapids, Isle 



Jesus, Canada. Trenton. 

 GRANDIS Jones, var. LATIMARGINATA Jones, 1891; Contrib. Micro- 



Palseont., pt. 3, p. 78, pi. 10, figs. 1 a-b-c, 2 a-b-c, and 3, 4. 



Saskatchewan River, east of Cedar Lake, etc. Silurian. 



