LOBOTIDAE. Ill 



little longer, reaching a little beyond middle of eye; eye a little larger; pre- 

 opercular angle less salient, being nearly rounded. In the key to the genera of 

 Serranidae Jordan and Evermann {loc. cit., p. 1129-1130) place Paranthias in a 

 group said to have no depressible teeth, but they have depressible teeth. 



Rhegma thaumasium Gilbert. 



Bull. 47, U. S. Nat. Mus., 1900, pt. 4, p. 3169. Gilbert & Starks, Mem. Gal. Acad. Sci., 1904, 4, 

 p. 99, pi. 15, fig. 3. 



Three specimens ll, In and 2Tg inches long from Toboguilla Island, Panama 

 Bay, collected among coral at depth of two fathoms. M. C. Z. 29409 (1 speci- 

 men) . 



The larger specimen has head 2.75 in length; depth 3.66; eye 4 in head; 

 snout 5.33; maxillary 1.77; D. VII, 22; A. Ill, 18; scales above lateral line 

 in longitudinal series 50 + , from origin of spinous dorsal downward and backward 

 to lateral line 4?; from lateral line downward and backward to origin of anal 21. 



In the largest and the smallest specimens, the anterior nasal tube and the 

 supraorbital flap are comparatively small, but in the intermediate specimen 

 these are considerably larger. 



In the largest specimen the general color is brown; throat, maxillary, 

 cheek, lower opercle, and breast paler; a faint dusky blotch just behind lower 

 part of eye; a large well-defined dark brown spot on upper part of opercle; 

 body clouded with dark brown, with traces of longitudinal dusky lines along 

 each row of scales; pectorals and ventrals dark gray; dorsal, anal, and caudal 

 blue black, with narrow pale margins. 



The other two specimens are essentially the same color as above, except that 

 the smallest specimen is somewhat lighter than the other two. 



LOBOTIDAE. 



Lobotes pacificus Gilbert. 



Bull. 47, U. S. Nat. Mus., 1898, pt. 3, p. 2857. Gilbert & Starks, Mem. Cal. Acad. Sci., 1904, 4, 

 p. 100, pi. 14, fig. 28. 



Two specimens if and it inches long from Station 4596, Lat. 16°, 47' N.; 

 Long. 100°, 27' W. 



The larger specimen has a general color of dark gray, mottled with darker; 

 markings on head similar to those described by Gilbert; the stripe from eye 

 downward and backward to gill-opening extends to behind the base of ventrals; 

 3, dark bar across front part of breast; ventrals dusky with pale inner margin; 



