214 TEIGLID^. 



3. Agonus dodecaedrus. 



Agonus dodekaedrus, Tiles. Mem. Acad. Petersb. iv. pi. 13. 

 Phalangistes loricatus, Pall. Zootp: iii. p. 114. 

 Aspidophorus dodekaedi'us, Cut. ^ Val. iv. p. 209. 



D. 11 I 7. A. 15. 



The height of the body, below the neck, is one-ninth of the total 

 length ; the width between the eyes equals their diameter. Two 

 dorsals. Vomerine teeth none (?). No prominent spines above the 

 snout. Praeopercvdum with three spines, the upper of which is the 

 longest. The lower jaw produced beyond the upper. The keels of 

 the scales terminate in a small point ; breast covered with Bjany 

 polygonal, small, convex plates. 



Kamtschatka. 



4. Agonus rostratus. 



Agonus rostratus, Tiles. Mem. Acad. Petersb. iv. pi. 14. 

 Phalangistes fusiformis, Pall. Zoogr. Ross. iii. p. 116. 

 Aspidophorus rostratus, Cud. Sf Val. iv. p. 212. 



D. 8 I 8. A. 13. 



TVo dorsals. Vomerine teeth none (?). No prominent spines 

 above the snout; prasoperculum with three spines. The lower jaw 

 produced beyond the upper ; barbels none. The scales on tlvfi back 

 keeled, the keel terminating in a spine ; breast covered with many 

 polygonal small plates. 



Coast of Kamtschatka ; Kurile Islands. 



5. Agonus spinosissimus. 

 Aspidophorus spinosissimus, ^r(J?/er,iVa^Mr/jts<. Tidsskr. 1844, i. p. 250. 

 D. 6 I 7. A. 8. 

 Jaws equal in length. Head depressed, body compressed. One 

 pair of spines above the snout, a second above the orbits, a third on 

 the nape ; the latter is the largest. Tentacles very short and thick. 

 Scales with very prominent spines. Six series of scales between the 

 ventral fins and the vent, four between the vent and the anal fin. 

 Pectoral fins much longer than the head, and equal to one-fourth of 

 the total. Yellowish-brown, marbled with darker. 

 Greenland. 



6. Agonus stegophthalinus. 



Cottus japonicus, Pall. Spicil. fasc. vii. p. 30. pi. 5; L. Gm. i. p. 1213; 



Bl. Schn. p. 105; Tiles. Mem. Acad. Petersb. iv, p. 410, and Kru- 



senst. Peise, pi. 87. 

 Agonus stogoplithalmus, Tiles. I. c. p. 427. pi. 12, and Mem. Soc. Natur. 



Mosc. ii. p. 219. 

 Aspidophorus superciliosus, Cuv. c^ Val. iv. p. 215. 



D. ! 7. A. 8. 



The height of the body is one-sixth of the total length. Dorsal 



