232 The American Geologist. April, i89i 
5. CLAYPOLE, E. W. Palaeontological Notes from In- 
dianapolis, A. A. A. S. Am. Geol. 6, 1800. pp. 255-60. 
A discussion on Pterichthys and an announcement of 
the discover}* of Castoroides ohioensis at Richmond, Ind. 
6. COPE, E- D. Note on Baur's criticism of Prof. Marsh's 
paper (v. No. 2.), Am. Nat. 24, June, 1890, 569. 
7. COPE, E- D. Notes on the Dinosauria of the Laramie. 
Am. Nat. 23, Oct., 1889, p. 904. 
Description of Pteropelyx grallipes, gen. et sp. n. from 
Cow Island, Montana. Characters between Hydrosauridce 
and Agathaumidce. Notes also on Diclonius pentagonus 
Cope and Agathaumidce. 
8. COPE, E. D. On a New Dog from the Loup Fork Miocene. 
Am. Nat. 24, Nov., 1890, p. 1067, illustrated. 
Represented by a mandibular ramus (left) and two 
rami. Referred by Scott and Osborn to Allurodon 
hycenoides Cope. Cope, however, determines it to be a 
new species A. compressus. 
9. COPE, E. D. On the Characters of some Palaeozoic Fishes. 
Read before A. A. A. S., 1890. To be published in 
Trans. Wag. Fr. Ins. Sci., 1891. (Cope p. com.) 
10. COPE, E. D. On two new Species of Mustelidse from the 
Loup Fork Miocene of Nebraska. Am. Nat. 24, Oct. r 
1890, pp. 950-52. 
Description of Stenogale robusta sp. n. and Brachypsalis 
pachycephalia g. et s. n. 
11R. COPE, E. D. Scott and Osborn on the Fauna of the 
Brown's Park Eocene. Am. Nat. 24, May, 1890, pp. 
470-72. 
A review of "The Mammalia of the Uinta Forma- 
tion." 
12. COPE, E. D. Synopsis of the Families of the Vertebrata. 
Am. Nat. 23, Oct., 1889, p. 849, 28 pages. 
13. COPE, E. D. The Cetacea. Am. Nat. 24, July, 1890, 
pp. 599-616 ; illustrated. 
A description of the entire order, and gives list of 
American species, of which there are enumerated 
fift3 T -two. 
14. COPE, E. D. The Extinct Sirenia. Am. Nat. 24, Aug. t 
1890, pp, 697-701 ; illustrated. 
