FISHES 59 



high, with 7 rays; fontanelle present: about 20 species, all in the eastern 

 and central States; in rivers and lakes. 



M. papillosum (Cope). White mullet. Length 600 mm.; head and 

 depth 4; color silvery; lower fins usually reddish; lips full, the folds 

 broken into papilloe; rays of dorsal fin 12 to 14; scales 6-42-5: Atlantic 

 slope, from Dismal Swamp to central Georgia; common. 



M. anisurum (Raf.). Whitenose. Length 450 mm.; head 4; depth 

 3 to 4; color silvery; fins large; lower fins 

 reddish; rays of dorsal fin 15; scales 6-42 to 

 45-6; lips plicate; mouth large: Great Lakes 

 region and Ohio River basin; common. 



M. aureolum (LeSueur) . Common redhorse 

 (Fig. 29) . Length 600 mm. ; head 4 or 5 ; depth 

 3.5; color olivaceous; sides silvery; lower fins 

 red in adult; rays of dorsal fin 12 to 14; scales ^ ^ . ^ _ 



•^ ... Fig. 29. — Lips of Moxos- 



5-41 to 45-5 to 7; head small; lips thick: Lake loma aureolum (from Fishes 



Ontario to upper Mississippi Valley; south- °f ^^^^^°^^^- 

 westward to Missouri and Arkansas; southeastward to North 

 Carolina and Georgia; common; the most important food fish of 

 the genus. 



M. crassilahre (Cope). Length 600 mm.; head 5; depth 3.5; color 

 pale yellowish or reddish; dorsal fin falcate, rays 12 or 13; scales 5-44-5; 

 lips full: eastern North Carolina; abundant. 



M. coUapsum (Cope). Small mouth. Similar to M. anisurum, 

 but with a smaller mouth; lips plicate: lowland streams of North 

 Carolina. 



M. macrolepidotum (LeSueur). Red mullet. Length 600 mm.; 

 color silvery, lower fins orange-red; head broad; mouth large, with 

 thick lips; scales 5-45-4: coastal streams Delaware Bav to North 

 Carolina. 



M. duquesnii LeSueur. Similar to M. aureolum; scales 47 : moun- 

 tain streams of North Carolina and westwards. 



M. lesueurii (Richardson). Body compressed; mouth very small; 

 dorsal fin falcate, rays 13; scales 6-45-5: Ohio Valley and Great Lakes 

 and northwards. 



14. Scartomyzon. Fowler. Similar to Moxostoma, but of much 

 smaller size and living in mountain brooks : 2 species. 



S. rupiscartes Jordan & Jenkins. Length 300 mm.; head 5; depth 

 5.5 to 6; color olive brown; rays of dorsal fin 11 ; anal 8; scales 6-50-6, 18 

 before the dorsal fin: south Atlantic States, from the Catawba to the 

 Chattahoochee Rivers; often abundant. 



