60 
P. 500. 
Pe 506: 
Pe 0% 
P,'508. 
E2509, 
BULLETIN 51, UNITED STATES NATIONAL MUSEUM. 
Identification of the species of Cyprinide and Catostomide, 
described by Dr. Charles Girard, in the ‘** Proceedings of the 
Academy of Natural Sciences of Philadelphia” for 1856. 
By David S. Jordan. 
pp. 118-127. 
. On the development of viviparous osseous fishes. By John A. 
Ryder. 
pp. 128-155, 6 pls. 
2. On certain features of the development of the salmon. By 
John A. Ryder. 
pp. 156-162, 1 plate. 
. Onthe Etheostoma variatum of Kirtland. By David S. Jordan. 
pp. 163-165. 
. On the occurrence of LHadropterus aurantiacus Cope, in the 
French Broad River, North Carolina. By Tarleton H. Bean. 
pp. 165-166. 
. On the identity of Cottus maculatus Fischer, with Cottus 
bubalis Euphrasen. By Tarleton H. Bean. 
pp. 166-167. 
Description of a new crustacean allied to Homarus and Neph- 
rops. By Sidney I. Smith. 
pp. 167-170. 
On some genera and species of Penzeidee, mostly from recent 
dredgings of the United States Fish Commission. By Sid- 
ney I. Smith. 
pp. 170-190. 
On Stathmonotus, a new genus of fishes related to Murzenoides, 
from Florida. By Tarleton H. Bean. 
pp. 191-192, 1 plate. 
Note on Stoasodon narinari Euphrasen. By Tarleton H. 
Bean. 
pp. 192-193. 
. On the American fishes in the Linnean collection. By G. 
Brown Goode and Tarleton H. Bean. 
pp. 193-208. 
. Note on Epinephelus nigritus. By David S. Jordan. 
pp. 208-209. 
2. Description of a new species of Amblystoma (Amblystoma 
copecanum), from Indiana. By O. P. Hay. 
pp. 209-218, 1 plate. 
. List of plants collected by Mr. Charles L. McKay at Nusha- 
gak, Alaska, in 1881, for the United States National Museum. 
By Frank H. Knowlton. 
pp. 213-221. 
. The generic name of the Pastinacas, or ‘‘sting-rays.” B 
D> 9 
S. Garman. 
pp. 221-224. 
