356 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. [1885 



Aythya collaris. 616. Fulix collaris. 



Oceanodroma Jiomochroa. 725. Cymochorea homochroa. 



Colymbus nigricollis californicus. 733a. Bytes nigricollis californicw. 



Xanthocephalus xanthocephalus (Bp.). 260. Xanthocephalus icterocephalus. 



Scolecophagus carolinus (Mull.). 273. Scolecophagus ferrugineus. 



Empidonax fulvifrona pygnmus (Coues). 329. Empidonax fulvifrons pallescens. 



Dendroiea vigorsii (Aud.). 111. Dendrwca pinna. 



Limosa limosa (Linn.). [546.] Limosa cegocephala. 



Tryngites subruficollis (Vieill.) 556. Tryngites rufescens. 



Grus mexicana (Miill.). 583. Grus canadensis (Linn.). 



Tringa couesi. 531. Arquatella couesi. 



Sula sula (Linn.). 652. Sula leucogastra (Bodd.). 



A LIST OP THE ASTACID-5! IN THE UNITED STATES NATIONAL 

 MUSEUM. 



By WALIEB FAXON. 



•(Corrected to July 1, 1885.) 



1. Astacus fluviatilis Bond. 



3229.* Central Germany. 



4137. Germauy. 6 9 . 



4134. Bohemia. Dr. Hessel. 4$. 



2. Astacus pallipes Lereb. 



10128. Montagny, Lake Neuchatel, Switzerland. Mus.Comp.Zool. 1^,19- 



3. Astacus torrentium (Schrank) Wolf. 



4861. Bohemia. 



4. Astacus Gambelii Ag. 



2536. Fort Hall, Idaho. 



3251. Teton Basin, Idaho. 



3227. Mouth of Yellowstone Rivet. 



3249. Mouth of Yellowstone River. 



4396. Willow Creek [Wyoming Territory ?], Dr. Curtis, October 29, 1872. 



Young. 

 4855. Santa Barbara, Cal. Dr. Webb. 6 $ , 1 $ . 



5. Astacus nigrescens Stm. 



4974. San Francisco, Cal. Mus. Comp. Zool. 1 $ . 



2267. California. 



2526. Fort Steilacoom, Wash. (Differs from the typical form. See Faxon, 



Revision of the Astacidse). 

 8954. Oonalaska, Alaska. W. H. Dall. 1 $ . 



6. Astacus Trowbridgii Stm. 



2080. Astoria, Oreg. Lieutenant Trowbridge. Types. 2^,2$. 



7. Astacus leniusculus Dana. 



2019. Columbia River. U. S. Explor. Exped. Type. 

 2161. Locality unknown. 



8. Astacus Klaraathensis Stm. 



3881. Fort Walla Walla, Wash. Capt. Charles Bendire. 3^,29- 

 4037. Fort Walla Walla, Wash. Capt. Charles Bendire. 8 $ , 12 9 . 



* These numbers refer to the catalogue of Crustacea of the National Museum, in 

 which the specimens are registered. 



