18 LIST OF FISH. 



Le Grand Esturgeon, Valm. de Bomare. Diet. d'Hist. Nat. iv. 



p. 293: 



Acipenser Ichthyocolle, D'Aub. Enc. Meth. i. Bonat. Enc. Meth. i. 

 L'Acipeuser Huso, Lacep. Hist. Nat. des Poiss. i. p. 422. 



Hab. — Northern, Caspian, and Mediterranean Seas, Rivers Volga, 

 and Danube. 



2. SCAPHIRHYXCHUS. 



Nose depressed, convex and shielded above, concave beneath. 

 Mouth inferior, with four beards in front. Body fusiform, with 

 five series of shields; hinder part of body depressed, covered with 

 scales. 



Scaphirhynchus, Heck. Ann. Wien. Mus. Nat. i. 72, 1836. 

 Acipenser, sp., Rafin. Ichth. Old. 80. Gray, Proc. Zoul. Soc. ii. 

 122, 1834. 



1. Scaphirhynchus cataphractes. Shovel-fish. 



Acipenser cataphractes, Gray, Proc. Zool. Soc. pt. ii. p. 122- 



1834. 

 Scaphirhynchus Rafinesquii, Heck. Ann. Wien. Mus. i. p. 72, t. 8, 



p. 326, 1836 — 40. 

 Acipenser platvrhynchus (Shovel-fish Sturgeon), Rafin. Ichth. Ohi. 



p. 80, 1820. 



Hab. — N. America, River Ohio, fee. 



a. Stuffed. Adult. From Mr. Salle's collection. 



b. Stuffed. Half-grown. From Mr. Salle's collection. 



c. Stuffed. Half-grown. 



3. ? DINECTES. 



Dorsal-fins two. 



Dinectes, Rafin. Ichth. Ohi. 82, 1820. 



1. Dinectes truncatus. Flat-nose Double-fin. 



Dinectes truncatus, Rafin. Ichth. Ohi. p. 82, 1820. 

 Hab. — Hendersonville, Audubon. 



