IG PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 



208. Pogonichthys macrolepidotus (Ayres) J. & G. 

 27134. Sacramento River, California. 



209. Mylochilus caurinus (Rich. ) Ag. 



27271. Paget Sound. I 27342. Frazer's River, British Colvimbia. 



27283. Columbia River. I 



210. Mylopharodon conocephalus Ayres. 



27245. Sacramento River, California. 



CATOSTOMID^. 



211. Chasmistes liorus Jor. & Gilb. 

 27361. trtah Lake, Utah. 



212. Catostonius fecundus Cope & Yarrow. 



273(i2. TJtah Lake, Utah. 



213. Catostonius ardens Jor. & Gilb. 



(Types.) 



27363. Utah Lake, Utah. 



214. Catostomus occidentalis Ayres. 

 27131. Sacramento River, California. 



215. Catostomus macrochilus Grd. 



27200. Columbia River. 



SILURIDiE. 



216. Amiurus catus (L.) Gill. 



27144. Sacramento River, California (iatroduced) . 



«^ 



MURiENID^. 



217. Muraena niordax Ayres. 



24991. Wilmington, California. I 23022. Santa Catalina Island, California. 



25004. " " I 26S01. San Diego, California. 



ACIPENSERID^. 



218. Acipenser transiuoutanus Ricli. 



27065. Sacramento River, California. | 27269. Frazer's River, British Columbia. 



219. Acipenser medirostris Ayres. 

 27223. San Francisco, California. 



CHIM^RID^. 



220. Chimaera colliaei Beunett. 



26976. Monterey, California. I 27311. Puget Sound 



27226. San Francisco, California. I 



MYLIOBATID^. 



221. Myliobatis caKfornicus Gill, 



24815. San Diego, Cilifornia. I 26892. Santa Barbara, California. 



26781. " " 27256. San Francisco, California. 



26840. San Pedro, California. I 



