22<S SYNOPiSIlS OF AMERICAN FOSSIL BRACHIOPODA. [bull.87. 



Hebertella battis (Billings). Calciterous (Old.). 



Oithis battis l?illin<;s, Pal. Fossils, I, 1865, p. 1S5. 



Hebortolla Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 222. 



I.oc. Point Levis, Canada. 



Hebertella bellirugosa (Conrad). Trenton (Ord.). 



CitUis l»tdlariigosa Conrad, Proc. Acad. Nat. Sci. Pliiladelpliia, I, 1843, p. 333. — 

 Hall, I'al. New York, I, 1847, p. 118, i)I. 32, lig. 3. 



Hebertella bidlarugosa Hall and Clarke, Pal. New York, VIII, I't. I, 18H2, p. 222. 



Ortliis (Ileliortella ?) licllarugosa Wiucludl and Scbiichert, Minnesota Geol. Sur- 

 vey, Til, 18i)3, p. 431, pi. 33, tigs. 1-4. 



Loc. Mineral Point, .Janesville, Noeuab, etc., Wisconsin; Minneapolis, SI. Patil, 

 Cannon Falls, etc., Minnesota; Decorab and McGregor, Iowa; Curdsville, 

 Kentucky; Kntberlord County, Tennessee. 



Hebertella borealis (Billiug.s). Chazy-Trenton (Old.). 



Ortbis borealis Hillings, Canadian Nat. Geol., IV, 185!t, p. 436, iig. 14 ;— Geol. 

 Canada, 1863, j). 129, Iig. Ur p. 167, tig. 148.— Meek, Pal. Obio, I, 1873, p. 101, 

 pi. 8, fig. 4. — Miller, Cincinnati Quart. .lour. Sci., II. 187."),]). 28.— Nettelroth, 

 Kentncky Fossil Shells, Mem. Kentucky Geol. Survey, 1889, p. 36, pi, 34, tigs. 

 14-20. 



Hebertella borealis Hall and Clarke, Pal. New York, VIIT, Pt. I, 1892, p. 222. 



Ortbis (Hebertella) borealis Wincbell and Schucbert, Minnesota Geol. Survey, 

 III, 1893, p. 433, tig. 33. 



Loc. Caugbnawaga, St. Genevieve, Isle Bizard, and Cornwall, Canada; Frank- 

 fort, Kentucky; Nasbville, Tennessee; Cannon Falls, etc., Minnesota; Wis- 

 consin (Whitfield). 



Hebertella daytonensis (Foerste). Clinton (Sil.). 



Ortbis daytonensis Foerste, Bull. Denison Univ., I, 188."), ]). 87, pi. 13, tigs. 13, 



20, 21. 

 Hebertella daytonensis Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 222. 

 Ortbis (Hebertella) daytonensis Foerste, Geol. Obio, VII, 1895, p. 575, pi. 25, 



tigs. 13, 20, 21. 

 Loc. Dayton, Ohio. 



Hebertella fausta (Foerste). Clinton (Sil.). 



Ortbis fausta Foerste, Hull. Denison Univ., I, 1885, p. 85, pi. 13, tigs. 15, 16. 

 Hebertella fausta Hall and Clarke, Pal. New York, VIIl, Pt. I, 1892, p. 222. 

 Ortbis (Hebertella) fausta and var. squamosa Foerste, Gc(d. < »hio, VII, 1895, pp. 



573, 574, pi. 2,"), figs. 15a-15d, 16a, 16b; pi. 37A, ligs. 19a, 19b. 

 Loc. Dayton, Ohio. 



Hebertella imperator (Billings). Chazy (Ord.). 



Orthis imperator Hillings, Canadian Nat. Ge(d., IV, 18.59, p. 435, figs. 11-13;— 



Geol. Canada, 1863, p. 129, fig. 55. 

 Hebertella imperator Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 222. 

 Loc. Ilawkcsbury and Cornwall, Canada. 



Hebertella insculpta Hall. Lorraine (Ord.). 



Ortbis insculpta Hall, Pal. New York, I, 1847, ]). 125, pi. 32, fig. 12.— Billings, 



Geol. Canada, 1863, p. 167, fig. 150.— .Meek, Pal. Obio, I, 1873, p. 99, pi. 9, 



fig. 1.— Miller, Cincinnati Quart. Jour. Sci., II, 187.5, p. 40. 

 Ortbis bellarngosa Hall (non Conrad), Second Ann. Pop. New York State Geol., 



1883, pi. 35, fig. 22. 

 Hebertella inscul])ta Hall and Clarke, Pal. New York, VIII, Pt. 1, 1892, p. 222, 



pi. 5A, Iig. 13. 



