UJCIID/E. 71 



ton, Lost and Gordon creeks near Cecil, " very common on soft 

 muddy bottom," Kirsch, 1893 ; a single specimen was taken 

 April 3, 1897, i n a small tributary of the Olentangy river at 

 Columbus by Mr. E. B. Williamson and the writer ; Niggermill 

 Run at Salem, E. B. Williamson, 1900 ; abundant in the " Black 

 Channel" in Sandusky Bay, R. C. Osburn, 1900. 



Family: LuciiD^e. 



Genus: Lucius. 



Key to Species. 



A. Opercles entirely scaled, scales in lateral line 105. — vermiculatus. 



AA. Opercles with the lower half bare of scales. 



B. Cheeks entirely scaled, scales in lateral line about 123. — lucius. 



BB. Cheeks with the lower half bare of scales, scales in lateral line about 150. — 



masquinongy. 



Lucius vermiculatus (Le Sueur). Little Pickerel ; Grass Pike. 



Head long, 3^ to 3^ in length of body; depth 5 to 6; eye 6 in head, 

 large. D. 11 or 12; A. 11 or 12; scales 105. Body elongate, somewhat com- 

 pressed. Opercles and cheeks entirely covered with scales. Color greenish 

 or grayish olive, everywhere reticulated with irregular, light markings; the 

 color extremely variable. Length about a foot. 



The Little Pickerel, or " Grass Pike," as it is sometimes 

 called, is common throughout the state in suitable localities. Its 

 favorite haunt is the weedy pond or backwater or overflow pool 

 of some stream, and in' such places it is sometimes very abund- 

 ant. Jordan in his Ohio Report gives it as more abundant in the 

 Ohio river drainage than in that of the lake. ' ' Lake Erie and 

 Maumee river," Henshall, 1889; Lorain County, "common," 

 McCormick, 1892 ; "common throughout the Maumee basin, all 

 waters examined (in Ohio) except Hoaglin creek," Kirsch, 1893 I 

 Franklin County, "of general distribution, abundant in Hell 

 Branch," Williamson and Osburn, 1897 ! John's creek at Water- 

 loo, Huron river at Milan, Ashtabula creek at Ashtabula, R. C. 

 Osburn, 1899 ; Sandusky Bay, Breakneck creek near Kent. Lick- 

 ing reservoir, R. C. Osburn, 1900. 



Lucius lucius (Linnaeus). Pickerel ; Pike. 



Head 3J/5'; depth 5; eye 6y$ in head. Developed rays of dorsal 16 or 17, 

 of anal 13 or 14; scales 123. Body moderately elongate, back little elevated. 

 Head rather long. Cheeks scaly; the lower half of opercle bare. Color 



