34 U. S. BUREAU OF FISHERIES 



Helops Brandt and Ratzeburg, Medizinische Zoologie, II, 1833, 3, 349 



{A. stellntus Pallas = yl. halops Pallas). 

 Sterletus Brandt and Ratzeburg, loc. cit., 349 (A. ruthenus L.). 

 Sturio Miiller, Anab. Myxinoiden, 1835, 77 {A. sturio L.). 

 A7itaceus Heckel and Fitzinger, Ann. Wiener Mus., I, 1836, 293 (A. 



scfu/pa Eichwald). 

 Lioniscus Heckel and Fitzinger, loc. cit., 370 (.4. glabra Fitzinger). 

 Sterletus Bonaparte, Cat. Metod., 184.5, 21 (A. vultharius L.). 

 Ellops Gistel, Naturg. Thierreichs, IX, 1848 (.4. helops Pallas). 

 Schipa Brandt, Bull. Acad. Sci. Petersb., VII, 1850, 113 {A. schypa 



Eichwald). 



180. Acipenser transmontanus Richardson. White sturgeon; Oregon stur- 



geon; Sacramento sturgeon. 



Pacific coast of North America, from Monterey to Alaska; once 

 abundant, now nearly extinct; largest of the sturgeons, reaching a 

 weight of 1,000 pounds. A record sturgeon, Acipenser transmon- 

 tanus, taken at Astoria, weighed 1,900 pounds. 



Acipenser transmontanus Richardson, Fauna Bor.-Amer., Ill, 1836, 

 278, Fort Vancouver. 



Acipenser brachyrhynchus Ayres, Proc. Calif. Acad. Nat. Sci., I, 1854, 

 15, San Francisco. 



Acipenser aleutensis Fitzinger and Heckel, Ann. Wien. Mus. Naturg., 

 1836, Aleutian Islands, after Pallas. 



Acipenser caryi Dumeril, Nouv. Arch. Mus., Ill, 1S67, 169, San Fran- 

 cisco. 



Acipenser ayresi Dumeril, loc. cit., 171, San Francisco. 



Acipenser pxdnami Dumeril, loc. cit., 178, San Francisco. 



181. Acipenser oxyrhynchus Mitchill. Common sturgeon. 



New York to Carolina, once abundant along the shores; very close to 

 the common sea sturgeon of Europe {Acipenser sturio L.), but with 

 fewer lateral plates and rougher ossification; the two perhaps identical. 



Acipenser oxyrhynchus Mitchill, Trans Lit. Phil. Soc. N. Y., I, 1814, 

 462, New Y'ork. 



Acipenser mitchilU Dumeril, Nouv. Arch. Miis.. Til, 1867, New York. 



Acipenser kennicotti Dumeril, loc. cit., James River. 



Acipenser girardi Dumeril, loc. cit., Maryland. 



Acipenser macrorhinus Dumeril, loc. cit.. New York, 



Acipenser milberti Dumeril, loc. cit., New York. 



Acipenser bairdi Dumeril, loc, cit., Maryland. 



Acipenser storeri Dumeril, loc. cit., Boston. 



Acipenser holbrooki Dumeril, loc. cit., Charleston. 



Acipenser lecontei Dumeril, loc. cit., New York. 



182. Acipenser brevirostris LeSueur. Short-nosed sturgeon. 



Caj)e Cod to Florida. 



Acipenser brevirostrum LeSueur, Trans. Amcr. Phil. Soc, T, ISIS, 290, 



Atlantic coast. 

 Acipenser ynicrorhynchus Duuidril, Hist. Nat. Poiss., II, 1870, 105 and 



164, New York. 

 Acipenser lesueuri Valenciennes, in Dumdril, loc. cit., 105 and 166, 



Atlas, pi. 16, figs. 1 and la. New York. 

 Acipenser dckayi Dumeril, loc. cit., 105 and 168, New Y'ork. 



183. Acipenser acutirostris Ayres. Green sturgeon. 



Pacific coast of America, ascending rivers from Monterey ntrthward; 



not rare. 

 Acipenser acutirostris Ayres, Proc, Calif. Acad. Nat. Sci., I, 1854, 14, 



San Francisco. 

 Acipenser medirostris Ayres, loc cit., 15, San Francisco. 

 Acipenser (Antaceus) a'gassizii Dumeril, Nouv. Arch. Mus. Paris, III, 



1867, 181, PI. XI, figs. 2, 2a, 2b, San Francisco. 

 Acipenser {Antaceus) alexandri Dumeril, loc. cit., 183, PI. XV, figs. 



1, la, lb, San Francisco. 



Acipenser {Antaceus) oligopeUis Dum6ril, loc. cit., 184, PI. XV, figs, 



2, 2a, 2b. San Francisco. 



