578 Memoir Sears Foundation for Marine Research 



F 



Figure 135. Mallotus villosus villoms. a, pectoral fin of sexuaUy mature male, about 175 mm TL, from St. 

 Pierre and Miquelon Island; fin widely spread to show distribution of nuptial tubercles on rays; about xi.3. 

 B, pelvic fin of same specimen; about x i. c, distal portion of pelvic rays of same specimen as seen by reflected 

 light; drawn to larger scale to show nuptial tubercles, d, middle sector of anal fin (from 9th-l4th rays) showing 

 bony distal plate developed in breeding males; from Vladykov. e, scales along side above first three split anal 

 rays; about X3. f, scales on side below dorsal fin, from close above to close below upper nuptial ridge; about 

 y- 3. c, scale from midbelt of upper nuptial band, h, scale from close beside upper nuptial band, i, scale from close 

 above middle of base of anal fin. c-i from camera lucida drawings; about x 13. Drawn by Jessie H. Sawyer. 



projecting. Maxillary beginning about halfway between anterior nostril opening and 

 tip of snout, widening rearward, its posterior margin rounded and reaching to about 

 opposite center of pupil. Premaxillary extending a little past origin of maxillary, its 

 length about equal to distance between tip of snout and nostril. Mandible 1.6-2.0 

 in head. 



Teeth. Lower jaw, maxillaries, and premaxillaries with a row of minute teeth, 

 close-set, unevenly spaced. Vomer with a row of about 3 very small teeth on each side 

 of a very short, toothless, median space. Palatines with one or two rows of very 

 small teeth. Tongue boat-shaped, with numerous small retrorse teeth, but with no 

 fangs as in Osmerus. 



