168 TRIGLTDJB. 



24. Cottus ventralis. 



Cottus veutralis, Cnr. iSf Val. iv. p. 194. pi. 79. f. 1 (not good) ; Beech. 



Voy. Zool. Fishes, p. 58. 

 ? Acanthocottus patns, Storer, Bost. Journ. v'\. p. 250. pi. 7. f. 2. 



D. 10 I 14. A. 16. 



No vomerine teeth. Two spines above the snout ; a small tubercle 

 above the upper posterior angle of the orbit, none on the crown. 

 Four praeopercular spines, the upper as long as the diameter of the 

 eye, ■v\'ith two antler-hke processes. The upper side of the head 

 with granulated tubercles ; lateral line with a series of smaU elon- 

 gate tubes. Pectoral and ventral very long, reaching beyond the 

 origin of the anal. 



Coast of Kamtschatka (and of Labrador). 



a. Half-gro^vn. Kamtschatka. Presented by A. Collie, Esq. — 



Type of the species. 

 h. Young. 



25. Cottus tricuspis. 



Cottus gobio, Fabricius, Faun. Granl. no. 115. 



tricuspis, Reinh. Vid. Selsk. Nat. Math. Afh. v. p. lii. 



PLobetor tiicuspis, Kroyer, Naturhist. Tidsskr. i. 1844, p. 263. 



D. 10 I 16. A. 18. Csec. pylor. 6. Tert. i|. 



No vomerine teeth. Two veiy small spines above the snout ; a 

 small tubercle above the upper posterior angle of the orbit ; on the 

 crown none, or they are scarcely visible. Four prteopercular spines, 

 the upper as long as the diameter of the eye, \\ath two antler-like 

 processes, the anterior of wliich is very small. The space between 

 the eyes concave ; its width is much less than that of the diameter of 

 the eye. Crown of the head and neck with groups of granulations ; 

 lateral line smooth. The pectoral fins reach beyond the origin of 

 the anal, the ventrals to the vent. Dorsal and pectoral fins with 

 brown spots, forming bands. 



Coasts of Greenland. 



a—g. Adult and young. Greenland. 



h. Adult female : skeleton. Greenland. 



i. Adult : Hudson's Bay. From the Haslar Collection. 



k. Young. Hunde Island. Presented by Dr. Sutherland. 



?. Young. Port Leopold. From the Haslar CoUeetion. 



m. Adult: stuffed. 



n. Intestines of specimen /i. 



The liver is large, round, not divided into lobes, and situated 

 principally on the left side of the stomach. The stomach is very 

 spacioiLs and ciuwed ; the pylonis with sis appendages ; the intes- 

 tines appear to make one complete circumvolution. The ovaria are 

 separated from each other to theii" posterior extremity. The urine- 

 bladder is narrow, elongate, situated above the right-hand ovarium. 



Skeleton. — The configiu'ation of the skull is much more similar to 

 C. gohio than to C. scorpius or huhalis. The sjjace between the 



