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



Strophalosia (?) guadalupensis (Sliumard). Upper Carboniferous. 



Auloste^es guadalupensis Shumard, Trans. St. Louis Acad. Sci., I, 1858, p. 292, 



pi. 11, iig. 5; p. 390. 

 Strophalosia ? guadalupensis lieecber, American Jour. Sci., 3d ser., XL, 1890, 



p. 241. 

 Loc. Guadalupe Mountains, New Mexico and Texas. 



Str..plialosia liorrescens Geinitz (non Murcliison, de Yerneuil, and 

 Keyserling) =Productus nebraskaensis. 



Strophalosia hystricula Hall. Chemung (Dev.). 



rroductella hystricula Hall, Pal. New York, IV, 1867, p. 178, pi. 26, figs. 1-8;— 



Second Ann. Rep. N. Y. State Geol., 1883, pi. 48, figs. 29, 30. 

 Strophalosia hystricula Hall and Clarke, Pal. New Y'ork, VIII, Pt. 1, 1892, p. 316, 



pi. 15B, fig. 31 ; pi. 17, figs. 29, 30. 

 Loc. Forestville, Conewaugo, and East Randolph, New York. 



Strophalosia keokuk Beeclier. Keokuk (L, Carb.). 



Strophalosia keokuk Beecher, American Jour. Sci., 3d ser., XL, 1890, p. 244, pi. 9, 

 figs. 18-24.— Hall and Clarke, Pal. New York, YIII, Pt. I, 1892, p. 316, pi. 17A, 

 figs. 5-7. 

 Loc. Keokxik, Iowa. 



Strophalosia muricata (Hall). Chemung (Dev.). 



Chonetes muricata Hall, Pal. New York, IV, 1867, p. 143, pi. 22, figs. 29-43. 

 Chonetes (Productella?) muricata Hall, Second Ann. Rep. N. Y. State Geol., 



1883, pi. 47, figs. 12, 16, 30, 38, 42. 

 Strophalosia? muricata Beecher, American Jour. Sci., 3d ser., XL, 1890, p. 241. 

 Strophalosia muricata Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 316, 



pi. 16, figs. 12, 16, 30, 38, 42. 

 Loc. Ellington, New York, and Meadvillo, Pennsylvania. 



Strophalosia nummulina A. Winchell. Kinderhook (L, Carb.). 



Strophalosia? nummularis A. Winchell, Proc. Acad. Nat. Sci. Philadelphia, 



1863, p. 4. 

 Strophalosia? nummulina Beecher, American Jour. Sci., 3d ser., XL, 1890, p. 242. 

 Strophalosia nummularis Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 316. 

 Loc. Burlington, Iowa. 



Strophalosia radicans (A. Winchell). Hamilton (Dev.). 



Crania radicans A. Winchell, Rep. Lower Peninsula Michigan, 1866, p. 92. 

 Strophalosia radicans Beecher, American Jour. Sci., 3d ser., XL, 1890, pp. 240, 



243, pi. 9, figs. 14-17.— Hall and Clarke, Pal. New Y'ork, VIII, Pt. I, 1892, 



p. 316, pi. 15B, figs. 27-30. 

 Loc. Grand Traverse region, Michigan. 



Strophalosia rockfordensis Hall and Clarke. Upper Devonian. 



Strophalosia rockfordensis Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, 



pp. 316, 353, pi. 17A, figs. 1-3; Pt. II, 1895, pi. 84, figs.. 20-22. 

 Loc. Rockford, Iowa. 



Strophalosia scintilla Beecher. Chouteau (L. Carb.). 



Strophalosia scintilla Beecher, American Jour. Sci., 3d ser., XL, 1890, p. 243. 



pi. 9, figs. 10-13.— Hall and Clarke, Pal. New York, VIII, Pt. I, 1892, p. 316, 



pi. 15B, figs. 32-34. 

 Loc. Pike County, Missouri. 



Strophalosia spondyliformis (White and St. John). Upper Carboniferous. 

 Aulosteges spondyliformis White and St. John, Trans. Chicago Acad. Sci., I, 

 1868, p. 118, fig. 2. 



