April, 1910. Fishes of Chicago — Meek and Hildebrand. 337 



past front of orbit; snout 3.6 in head; preopercular spine long, its 

 length more than half diameter of eye; spinous dorsal about K height 

 of soft dorsal; body without scales, prominent spinules behind pec- 

 torals and on top of head; lateral line continuous. 



Color brownish olive, sides mottled; faint traces of two dusky 

 bars on caudal peduncle; last membranes of second dorsal dusky. 



Length 2% inches. 



Deep waters of Lake Michigan. 



Genus Uraiiidea DeKay. 



Similar to Cottus, but with smaller preopercular spines, and ven- 

 trals with one concealed spine and 3 soft rays. 



Uranidea kumlienii Hoy. 



Head 3.1 to 3.4; depth 5.0 to 5.2 ; D. vii or viii, 15 to 17 ; A. 12. 



Body fusiform; head flatfish above; interorbital space 7.5 to 8.6; 

 mouth narrow, the maxillary reaching to middle of orbit; snout 3.3 

 to 3.6 in head; caudal peduncle slender, its depth 2.2 to 2.4 in its 

 length; spinous dorsal ^ height of soft dorsal; preopercular spine 

 about X diameter of eye; body without scales; prickles under pec- 

 toral and on top of head; lateral Hne present, usually interrupted. 



Color brownish olive, faintly mottled; spinous dorsal with a 

 prominent dusky blotch on anterior and posterior, 2 or 3 membranes ; 

 soft dorsal dusky toward base; pectorals reticulated with dusky. 



Length 2% inches. 



This species inhabits the deeper waters of Lake Michigan. 



Order Anacanfhiiii. 



The Cod Fishes. 



Skeleton bony; anterior vertebrae simple; fins without spines; 

 ventral fins jugular, below or in front of the pectorals; tail isocercal; 

 pectoral arch suspended from the skull ; no mesocoracoid ; air bladder 

 without open duct. 



