FISHES 89 



H. geldius (Gir.). Length 50 mm.; head 4; depth 5; color silvery, 

 speckled with black above; scales 6-44-4; snout very long, projecting in 

 front of the mouth; rays of anal fin 9; caudal peduncle very long and 

 slender; tail deeply forked: eastern Nebraska to Wyoming and Mon- 

 tana; locally common. 



H. meeki Jordan & Evermann. Length 50 mm.; head 4; depth 5.5; 

 color silvery, with a dusky lateral streak; lower lobe of tail fin abruptly 

 black; scales 44: Missouri River at St. Joseph. 



H. montanus Meek. Length 60 mm.; head 3.6; depth 5; color plain 

 brownish, without black dots; rays of anal fin 6; scales 4-37-4: upper 

 Missouri. 



H. monacus (Cope). Length 100 mm.; head 4; depth 5.25; color 

 light olive; upper hinder part of dorsal fin black; conspicuous black 

 spot at base of tail; scales 8-56-4: Tennessee River basin; scarce. 



H. dissimilis (Kirtland). Length 100 mm.; head 4.5; depth 5; 

 color olivaceous, mottled; sides with a bluish lateral band, in which is a 

 series of dusky spots; eyes very large; scales 6-40 to 47-5; body long and 

 slender: Lake Erie to the head waters of the Tennessee; common in the 

 river channels. 



H. watauga J. & E. Similar to H. dissimilis; scales 5-48 to 52-4: 

 Virginia to Arkansas; northward to Indiana. 



H. lahrosus (Cope). Length 75 mm.; head 4.25; depth 4.2; color in 

 males dark steel blue with black markings, in females silvery with a 

 blue lateral streak; a large dark spot on the hinder rays of the dorsal fin; 

 a small spot at the base of the tail fin; scales 5-34 to 40-3: basin of the 

 Santee; common. 



H. hypsinotus (Cope). Length 75 mm.; head 3.75 depth 4; color 

 silvery, with a double series of black specks along the lateral line and a 

 black lateral band; males with red fins; scales 5-40-3: Santee basin; 

 rare. 



H. ruhrifrons (Jordan). Length 75 mm.; head 4; depth 5; color 

 olivaceous, with a plumbeous silvery lateral band; snout in males red 

 with numerous dust-like tubercles and in the spring with red fins; 

 scales 5-36-3: basin of the Altamaha, Georgia; common. 



H. amhlops (Rafinesque). Silver chub. Length 75 mm.; head 4; 

 depth 5; color greenish, with a silvery lateral band which overlays 

 dark pigment scales 5-38-4; rays of anal fin 7 : New York to Iowa; south- 

 ward to Alabama; very common in the Ohio Valley. 



H. storerianus (Kirtland). Length 250 mm.; head 4.3; depth 4; 

 color greenish, sides silvery; no red present; scales 6-40-4; body com- 

 pressed, the back elevated; eyes very large: Lake Erie to eastern 



