412 CARBONIFEROUS FORMATIONS AND FAUNAS OF COLORADO. 



l884. Keliia mormomi Wliitc, Cieol. Surv. liidiaiui, llitli Kept., p. 136, pi. Sri.fign. 10-12. 



Coal Measures: Indiana. 

 1888. lidzia mormo))!. Keyes, Acad. Nat. Sci. Philadelphia, Proc, p. 2ol. 



Lower Coal Measures: Des Moines, Iowa. 

 ISn.S. Ilustedia mormom. Hall and Clarke, Pal. New York, vol. 8, pt. 2, p. 120, ttfx. 106; pi. 51, figs. 

 1-9. (Advance distribution in fasi:icles. ) 



Coal Measures: 'Near Kansas City, Mo. 



1894. Hustedki mormom. Hall and Clarke, Int. Study of Brach., pt. 2, pi. 37, figs. 13-20. 

 Coal Measures: Near Kansas City, Mo. 



1895. Husledia monnoni. Hall and Clarke, Pal. New York, vol. 8, pt. 2, p. 120, fig. lOH; pi. 51, 



flgs. 1-9. 

 Coal Measures: Near Kansas City, Mo. 



1895. Retzla mormon!. Keyes, Missouri Geol. Surv., vol. 5, p. 95, pi. 41, flgs. 2a-c. (Date of imprint 



1894. ) 

 Upper Coal Measures: Kansas City and Lexington, Mo. 



1896. Retzia radialis. Smith (non Phillips), Am. Phil. Soc, Proc, vol. 35, p.*241. 



LTpper Coal Measures: Sebastian County, Ark., and Poteau Mountain, Indian Territory. 

 1896. Retzia radialis. Smith (non Phillips), Leland Stanford Junior Univ. Publ.; Cont. Biol. Hop- 

 kins Seaside Lab., No. 9, p. 31. 

 Upper Coal Measures: Sebastian County, Ark., and Poteau Mountain, Indian Territory. 

 1900. Ilustedia mormoni. Beede, Univ. Geol. Surv. Kansas, Kept., vol. 6, p. 103, pi. 9, figs. 10-lOd, 

 pi. 10, fig. 3. 

 Upper Coal Measures: Fort Scott, lola, Kansas City, Lawrence, Lecompton, Topeka, Beaumont, 

 Kans. 



•This also is one of the rarer species in our Colorado collections. Though abun- 

 dant in the Elk Mountains at station 2280, but few individuals have be^n collected 

 elsewhere. 



Locality and horizon. — Crested Butte district (stations 2280, 2297, 2303, 2306); 

 Maroon formation. 



PUGNAX Hall and Clarke, 1893. 



PuGNAx UTAH Marcou. 



PI. VII, figs. 14-14b. 



1852. Terehratula pugnus. Roemer, Kreid. von Texas, p. 89. 



Carboniferous: San Saba Valley, Texas. 

 1858. (February) Terehratula. ula. Marcou, Geol. North America, p. 51, pi. 6, figs. 12-12c. 



INIountain limestone: Near Salt Lake City, Utah. 



1858. (June) RhynconeUa {Camarophona) osagensk. Swallow, Acad. Sci. St. Louis, Trans., vol. 1, 



p. 219. 

 Upper Coal Measures: Missouri and Kansas. 



1859. Rhynchonella uta. Meek and Hayden, Acad. Nat. Sci. Philadelphia, Proc, p. 27. 

 LTpper Coal Measures: Manhattan, Kans. 



1861. Rhynchonellu ata. Newberry, Ives's Colorado River Expl. Exped., p. 128. 

 Upper Carboniferous; Near mouth of Little Colorado River. 



