178 UNIVERSITY OF COLORADO STUDIES 
4. Head entirely scaleless; scales 6-48 to 54-8; olivaceous, with dark blue bars. (Dim- 
mit Lake, near Roswell, N. M., Cockerell). Etheostoma lepidum Baird and Girard. 
Head partially scaly; scales 5-55 to 63-11; length about 55 mm.; scales a little over 
Imm. across; eye about ? mm. from mouth; dorsal fins distinctly separated. (Boul- 
der Creek, Boulder, Nov. 1907.) . . . . £theostoma iowe Jordan and Meek. 
Famity Pomacentride (The Demoiselles) 
Fishes of tropical seas. Nostril single on each side, nearly round, a character “shared 
with the Cichlide only, from ancestors of which group the Pomacentride are probably 
descended.” 
Priscacara Cope is a genus of the Green River shales in Wyoming, with these species: 
P. clivosa Cope, P. cypha Cope, P. hypsacantha Cope, P. liops Cope, P. oxyprion Cope, 
P. pealei Cope, P. serrata Cope. A good example of P. liops (with, however, 14 caudal 
vertebrz instead of 13) isin the Museum of the University of Colorado (Maxwell collection). 
Fic. 9.—Cottus punctulatus. 
OrpER PLECTOGNATHI 
Famity Cottide (The Sculpins) 
Caudal peduncle very slender, its least depth not much greater than diameter of eye; 
body and head profusely speckled (Green River, Wyoming). Cottus punctulatus Gill. 
Caudal peduncle deep, its least depth equal to length of snout; back and sides less dis- 
Pimepiprspecicleds, 109 1.0 (OVA ORE EAT VN YS FOGNE OS ahh tan Arent dette at eR eve 
1. Head blunt, low, rounded anteriorly; body with vague dark clouds and specks. 
(Colorado, New Mexico, Wyo., Mont.) 
Cottus semiscaber Cope (Rocky Mountain Bullhead). 
Head less rounded, with a median depression; body usually with broad, oblique, 
dark bars; small and slender; the spinous dorsal very low. (Swan R., Montana, 
Linton, possibly in error for semiscaber) . . . . Cottus ictalops bairdii Girard. 
Famity Gadide (Codfish Family) 
Scales small, cycloid; mouth large; chin with a barbel. Marine, except Lofa. Anal 
fin not notched; length of fish 2 feet; barbel longer than eye (Montana). 
Lota maculosa Le Sueur (Burbot or Ling). 
t E. iowe seemed far out of range, but I sent a speciman to Dr. Evermann, and he reports that it agrees 
we!l with typical specimens from Iowa and Nebraska. 
