250 UNIVERSITY OF COLORADO STUDIES 



fEchinaphis (new genus) rohweri Cockerell, Canad. Entom. (1913), p. 229. Florissant 

 (S. A. Rohwer). 



Family COCCIDAE 



Trionymus violascens Cockerell, Jour. Econ. Ent., Vol. VI (1913), p. i43- On Agropyron, 

 Glenwood Springs, Colo. (Bethel and Cockerell). 



Phylum MOLLUSCA 

 Class PELECYPODA 



fAIula (new genus) squamulifera Girty, Ann. N. Y. Acad. Sci., Vol. XXII (1912), p. 3. 

 Lykins Formation, Heygood Canyon, and Perry Park, Colo. (R. M. Butters). 



Class GASTROPODA 



Family PLEUROTOMARIIDAE 



fMuTchisonia butters! Girty, t. c, p. 6. Lykins Formation, Heygood Canyon, Colo. 

 (R. M. Butters). 



Family ZONITIDAE 



f Omphalina oreodontis Cockerell and Henderson, Bull. Amer. Mus. N. Hist., Vol. XXXI 

 (1912), p. 232. Oreodon Beds (Oligocene), Pawnee Buttes, Colo. (Am. Mus. N.H. 

 Exped.). 



Family HELICIDAE 



Oreoheliz haydeni betheli Pilsbry and Cockerell, Nauliliis, April, 1913, p. I44- North 



side of Grand R., Glenwood Springs (Bethel, Henderson, and Cockerell). 

 O. haydeni betheli var. alia Pilsbry, 1. c. South side of Grand R., Glenwood Springs 



(Bethel, Henderson, and Cockerell). 

 O. hendersoni Pilsbry, Nautilus, July, 1912, p. 29. North bank of Little Thompson 



Creek, Colo. (A. Dakan). 

 O. hendersoni dakani Henderson, Nautilus, June, 1913, p. 38. Northwest corner of 



Peeble's Ranch, near Newcastle, Colo. (A. Dakan); also nine miles east of Meeker 



and at Glenwood Springs (Henderson). 



Family PUPILLIDAE 



Pupilla muscorum zerobia Pilsbry, Nautilus, Vol. XXVIII (1914), p. 38. T. 1. in New 

 Mexico, but also from Trinidad (Pilsbry and Ferris), MagnoUa (D. M. Andrews), 

 Estes Park (Ashmun), Black Lake Creek (Cockerell), and near Golden (E. E. Hand). 



Phylum VERTEBRATA 

 Class REPTILIA 



fAnimasaurus (new genus) carinatus Case and Williston, Amer. Jour. Set., April, 1912, 

 p. 345. Near Animas, Colorado (Baldwin). 



