'A'Ao 



I. AMIA 



A niia, L. iSt/d. JVut. i. p. .300 ; Ciiv. ».y I'd/, xix. j). 402 ; llx/t, Ann. Sc. 

 Nat. 1845, July ; Miiller, Ahhandl. Ah. Wins. Berlin, 1844, p. 204; 

 Franqne, Ami(C calvep. Anafoinia, Berl. 1847, fol. c. tab. : tieckel, 

 Sitz(/sber. Ak. Wiss. Wien, 1851, vi. p. 221. 



Body elongate, subcyliiulrical, compressed behind. Snout short, 

 rounded ; cleft of the mouth of moderate width. Jaws with an 

 outox series of closely set pointed leeth, and with a band of rasp- 

 like teeth ; similar teeth on tlie voiner, palatine, and pterygoid bones. 

 One long dorsal, a short anal, and rounded caudal fin. Ventral fius 

 well developed. A single large gular })late ; ten to twelve brauchio- 

 stegals. Gills four. No pseudobranchia ; air-bladder bifurcate in 

 front, cellular, communicating with the ])harynx. Stomach Avith a 

 blind sau ; no pyloric appendages ; a rudimentary spiral valve in 

 tlie rectum. No closed oviduct. 



Fresh waters of the United States. 



1. Amia calva. 



Bow-fin; Mud-fish. 



Amia calva, L. Si/st. Nat. i. p. 500 ; h>ch(icpff, Schrift. ntrf. Freund. 



Bed. viii. p. 174: Bonnaterre, Enojvl. p. 140; BL Schn. p. 451, 



pi. 80 ; Cvr. Hhjnc An. ; Kirthmd, Bud. Jimrn. Nat. Hid. iii. 



p. 470, pi. 20. fig. 1 ; iJckay, New York Faun. Fish. p. 270; Stover, 



Stjnojh^is Fis/i. N. Amer. p. 212. 

 ocellicauda, Richards. Faun. Bar.- Amer. iii. p. 2'.'>G ; Cuv. ^- Vol. 



xix. p. 42:5; Girard, U. S. Pac. B.R Exp. Fish. p. .349. 

 occidcntnlis, Dckai/, I c. p. 200, pi. 30. f. 125 ; Cur. .V Val. xix. 



p. 420 ; Girard, I. c. p. 350. 



marinorata. Cur. lv Fal. xix. p. 412, pis. 577 & 578. 



oniata, Cuo. cV Val. xix. p. 420. 



viridis, Cuv. t^ V<d. xix. p. 421. 



canina, Cuv. i^- Val. xix. p. 424. 



llutiginosa, Cuv. <^- Val. xix. p. 426. 



subcajrulea, Cuv. Sf Val. xix. p. 427. 



cinerea, Cuv. Sj- Val. xix. p. 430. 



reticulata, Cuv. lV J^al. xix. p. 431. 



D, 47-50. A. 12. L. lat. 05-70. L. transv. 0/1 7. 



The height of the body is rather less than the length of the head, 

 and a1)out one-fou'-th of the total (without caudal). 

 North America. 



a, h, c-d. Adult (24 inches), half -grown, and young. North 



America. 

 e. Adult: skin. Lake roiitchartram. Purchased of Mr. Paruell. 



