294 REPORT OF COMMISSIONER OP FISH AND FISHERIES. 

 Family LXV. THYMALLIDiE. The Graylings. 



Genus 239. THYMALLUS Cuvier. 



Thymallus Cuvier, Regne Anim., ed. 2, ii, 306. 1829 (thymalliis), (not Thymalus 

 Latreille, 1802, a genus of Coleoptera). 



805. Thymallus signifer (Richardson). Arctic Grayling; Poisson Bleu. 



Mackenzie River to Alaska and the Arctic Ocean. 



Coregonus signifer Richardson, Franklin's Jour. 1823,711, Winter Lake near 

 Fort Enterprise, British America. 



806. Thymallus ontariensis Cuvier & Valenciennes. Michigan Grayling. 



Streams of northern Michigan ; formerly abundant in An Sable River, .lordan 

 River, and other streams in the southern peninsula; Otter Creek, near 

 Keweenaw, in the northern peninsula. 



Thymallus outarievsis Cuvier & Valenciennes, Hist. Nat. Poiss., xxi, 4.52, 1848, 

 said to have been brought by Milbert from Lake Ontario. 



806a. Thymallus ontariensis montanus Milner. Montana Grayling. 

 Madison and Gallatin rivers, Montana. 



Thymallus montanus Milner, Rept. U. S. Fish Com. 1872-73 (1874), 741, tribu- 

 tary of Missouri River at Camp Baker, Montana. 



Family LXVI. ARGENTINID^. The Smelts. 



Genus 240. MALLOTUS Cuvier. Capelins. 

 Mallotus Cuvier, Regne Anim., ed. 2, ii, 305, 1829 (villosa). 



807. Mallotus villosus (Mliller). Capelin; Lodde. 



Arctic America, south to Cape Cod and Alaska; Kamchatka. 

 Clupea villosa MUller, Prodr. Zool. Dan., 245, 1777, Greenland. 



Genus 241. THALEICHTHYS Girard. Eulachon. 



Thaleichthys Girard, U. S. Pac. R. R. Surv., Fishes, 325, 1858 (stevensi — 

 pacificus). 



808. Thaleichthys pacificus (Richardson). Eulachon; Candle-fish; Oolachan. 



Oregon to Alaska. 



Salmo (Mallotus) pacificus Richardson, Fauna Bor.-Amer., iii, 226, 1836, 

 Columbia River. 



Genus 242, OSMERTJS (Artedi) Linnaeus. 



Osmerus (Artedi) Linnfeus, Syst. Nat., ed. x, 310, 1758 (eperlanus). 



Subgenus SPIRIACHUS Jordiin & Eyerniann. 



Spirinchus Jordan & Evermann, Fishes North and Middle America, 522, 1896 

 (thaleichthys). 



809. Osmerus thaleichthys Ayres. 



Pacific Coast from San Francisco northward to Bristol Bay in Alaska. 

 Osmerus thaleichthys Ayres, Proc. Cal. Ac. Sci. 1860, G2, San Francisco. 



810. Osmerus attenuatus Lockington. 



California from San Francisco northward. 



Osmerus attenuatus Lockington, Proc. U. S. Nat. Mus. 1880, 66, 8an Francisco. 



Subgenus OSMERUS (Artedi) Linn.'eus. 



811. Osmerus mordax (Mitchill). American Smelt; Ice-fish. 



Atlantic Coast of United States from Virginia northw.ard to Gulf of St. 



Lawrence; Lakes Champlain and Memphremagog. 

 Atherina mordax Mitchill, Trans. Lit. Phil. Soc. N. Y., i, 1815, 446, New York. 



811a. Osmerus mordax spectrum (Cope). Wilton Smelt. 



Landlocked in Wilton Pond, Kennebec Coimty, Maine. 



Osmerus spectrum Cope, Proc. Am. Phil. Soc. Phila. 1870, 490, Wilton Pond, 

 Kennebec County, Maine. 



