452 SYNOPSIS OF AMERICAN FOSSIL BRACHIOPODA. [bull. 87. 



Trematis huronensis Billings. Black River (Ord.). 



Tremati.s hurouensis Billing.^, Pal. Fossils, I, 1862, p. 53, iig. 59 on p. 52;— Geol. 



Canada, 1863, p. 159, lig. 130. 

 Prodnctella ininneapolis Sardeson, Bull. Minnesota Acad. Nat. Sci., Ill, 1892, p. 



332, pi. -1, ligs. 11, 12. 

 Trematis huronensis? Winchell and Schucliert, Minnesota (ieol. Survey, III, 



1893, p. 368, lig. 29. 

 Loc. Pallideau Islands, Lake Huron; Minneapolis, Minnesota. 



Trematis millepunctata Hall. Utica and Lorraine (Ord.). 



Trematis millepunctata Hall, Description n. sp. Crinoidea and other Fossils, 

 1866, p. 14;— Twenty-fourth Rep. N. Y. State Cab. Nat. Hist., 1872, p. 221, 

 pi. 7, tigs. 22-25.— Hall and Whittield, Pal. Ohio, II, 1875, p. 79, pi. 1, ligs. 

 4-7.— Miller, Cincinnati Quart. Jour. Sci., II, 1875, p. 16.— Hall and Clarke, 

 Pal. New York, VIII, Pt. I, 1892, p. 139, pi. 4G, figs. 4-10. 



Loc. Cincinnati, Ohio. 



Obs. See T. quincuncialis and T. reticularis. 



Trematis raontrealensis Billings. Trenton (Ord.). 



Tremati? montrealensis Billings, Pal. Fossils, 1, 1862, p. 52, fig. 57;— Geol. Canada, 



1863, p. 159, fig. 128. 

 Loc. Montreal, Canada. 



Trematis oblata LTlrich. Ftica and Lorraine (Ord.). 



Trematis pnnctostriata Hall and Whitfield (nou Hall, 1873), Pal. Ohio, II, 1875, 



p. 70, pi. 1, figs. 8. 9. 

 Trematis oblata Ulrich, American Geologist, IV, 1889, p. 23; III, p. 378, fig. 9.— 



Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 142, pi. 4G, tig. 20. 

 Loc. Cincinnati, Ohio. 



Trematis ottawaensis Billings. Trenton and Lorraine (Ord.). 



Trematis ottawaensis Billings, Pal. Fossils, I, 1862, p. 53, fig. 58 on p. 52;— Geol. 

 Canada, 1863, p. 159, fig. 129;— Cat. Sil. Fossils Anticosti, 1866, p. 11.— Hall 

 and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 139, pi. 4G, figs. 15-17.— Win- 

 chell and Schuchert, Minnesota Geol. Survey, III, 1893, p. 369, fig. 30. 



Loc. Ottawa, Canada; Anticosti; Trenton Falls, New York; Frankfort, Ken- 

 tucky; St. Paul, Minnesota. 



Trematis? pannulns White=Iphidea pannulus. 

 Trematis pnnctostriata Hall and Wliitfield=T. oblata. 



Trematis punctistriata Hall. Lorraine (Ord.). 



Trematis pnnctostriata Hall, Twenty-third Rep. N. Y. State Cab. Nat. Hist., 1873, 



p. 243, pi. 13, figs. 17, 18.— Hall and Clarke, Pal. New York, VIII, Pt. I, 



1892, p. 142, pi. 4G, figs. 11-13 (f3). 

 Loc. Clifton, Tennessee. 



Trematis (?) pustulosa Hall. Lorraine (Ord.). 



Trematis? pustulosa Hall, Descrip. n. sp. Crinoidea and other Fossils, 1866, p. 



15 ;_Twenty- fourth Rep. N. Y. State Cab. Nat. Hist., 1872, p. 222. 

 Loc. Near Horicon, Wisconsin. 



Trematis quincuncialis Miller and Dyer. Lorraine (Ord.). 



Trematis quincuncialis Miller and Dyer, Cont. to Pal., II, 1878, p. 8, pi. 3, fig. 9. 

 Loc. Lebanon, Ohio. 



Obs. Seems to be only a variety of T. millepunctata occurring at a higher 

 horizon. 



