404 (URBONIFEKOUS FORMATIONS AND FAUNAS OF COLORADO. 



1S62. Terehniliilii (?) anhtilUa. Davicisoii, Mon. British Curb. Brai-h., Tal. Soc, p. 217, pi. 17, figs. 8-10. 



Carboniferous limestone: Bollaud; Kendal in Westmoreland. 

 18(50. Athtjrif: suhitlila. Geinitz, Carb. und Dyas in Nebraska, p. 40, tali. .'!, figs. 7-S). 



Upper Coal Measures: Omaha City, Plattsmouth, Bennett's Mill, and Nebraska City, Nebr. 

 1869. Spinfn-a [Alhyrk) suhVdila. Toula, Sitzb. dcr Kais. Akad. der Wissensch. Wien, 1. Abth., vol. 

 59, p. 438, pi. 1, fig. 5.- 



Carlioniferous limestone: 10 miles from Cochebamba, Bolivia. 



1872. Athiirh suhtUUa. Meek, U. S. Geol. Surv. Nebraska, p. 180, pi. 1, fig. 12; pi. 5, fig. 8; pi. 8, fig. 4. 

 Upper Coal Measures: Nebraska City, Bennett's Mill, Wyo.; Cedar Bluff, Rock Bluff, Platts- 

 mouth, Belle vue, and Omaha, Nebr. 



Coal Measures: Illinois; Missouri; Iowa; West Virginia; Ohio; Kansas; Pecos Village, N. Mex. 



1873. Athyris subtUita. Meek and Worthen, Geol. Surv. Illinois, Kept., vol. 3, p. 570, pi. 25, fig. 14. 

 Coal Measures: Illinois. 



1874. Alhijris mhlilila. Derby (pars), Cornell Univ., (Science) Bull., vol. 1, No. 2, p. 7, pi. 1, figs. 5,8 



(not fig. 7 = Spirigerella derbyi) ; pi. 3, figs. 8, 16, 19; pi. 6, fig. 2; pi. 9, fig. 4. 

 Coal Measures: Bomjardim, Itaitiiba, and Pareddo, Brazil. 



1875. Spirigera mhtiUta. White, U. S. Geog. Geol. Surv. W. 100th Mer., Rept., vol. 4, p. 141, pj. 10, 



figs. 6a-c. (Whole volume published in 1877.) 

 Carboniferous: Carizo Creek, Maricopa County; Camp Apache; Tenney's Ranch; Kaibab Pla- 

 teau; confluence of White Mountain and Black rivers; Grass Mountain, 35 miles north of 

 Pioche, and foothills of Dragoon Mountains, Arizona; Fossil Hill, White Pine County, and 

 Camp Cottonwood, Nev.; 15 miles south of St. George; near Ophir City; Rock Canyon, 

 Wasatch range, near Provo; and near Minersville, Utah. 



1876. Spirigera mbtilila. White, Powell's Kept. Geol. Uinta Mountains, p. 90. 



Lower Aubrey group: Confluence of Grand and Green rivers, and near Echo Park, Utah. 



Upper Aubrey group: Beehive Point, near Horseshoe Canyon, Utah. 

 1876. Athyris subtilita. Meek, Simpson's Expl. Great Basin, Utah, p. 350, pi. 2, figs. 4a, b. 



Coal Measures: Yellow limestone, Humboldt Mountains. 

 1876. Athyris subtilita. Newberry, Macomb's U. S. Expl. Exped. Santa Fe to Grand and Green rivers, 

 p. 138. 



Upper Carboniferous: On the Colorado; west of the San Francisco Mountains; junction of Grand 

 and Green rivers; in the Sierra la Plata; at Santa Fe; Pecos. 

 1876. Athyris subtilita. Derby, Mus. Comp. Zool., Bull., vol. 3, p. 279. 



Coal Measures: Yampopata, Brazil. 



1876. Athyris subtilita. Meek, U. S. Geol. Geog. Surv. Terr., Bull., vol. 2, p. 355, pi. 1, figs. 2, 2a. 

 Carboniferous: Katlahwoke, Rocky Mountains. 



1877. Athyris subtUita. Meek, U. S. Geol. Expl. 40th Par., Rept., vol. 4, p. 83, pi. 8, figs. 6, 6a. 

 Carboniferous limestone: Ruby group; Moleen Peak, near Humboldt River, Nevada. 



1884. Athyris subtilita. White, Geol. Surv. Indiana, 13th Rept, p. 136, pi. 35, figs. 6-9. 



Coal Pleasures: Indiana. 

 1887. Athyris subtilita. Herrick, Sci. Lab. Denison Univ., Bull., vol. 2, p. 44, pi. 1, figs. 18 (16a-c?). 



Coal Measures: Flint Ridge, Ohio. 



1887. Athyris subtilita. De Koninck, Ann. du Musee Royal d'Histoire Naturelle de Belgique, vol. 14, 



p. 73, pi. 18, figs. 1^, 7-10, 12-28; pi. 19, figs. 47-56. 



1888. Athyris subtilita. Keyes, Acad. Nat. Sci. Philadelphia, Proc, p. 231. 

 Lower Coal Measures: Des Moines, Iowa. 



