

Jordan and Evermann. Fishes of North America. 3171 



as well as those on cheek, much reduced in size, embedded, so that their 

 outlines can not be distinguished. 



The following measurements of the type specimen are given : 



One-linn- 



m.m. dretlix,,! 



Total length 85 length to 



Length to base of caudal 70 candaf 



Greatest depth 33 



Least depth caudal peduncle 154. 



Length of caudal peduncle g 



Distance from tip of upper jaw to end of opercular flap 37 



Length of snout 6 



Diameter of eye 74. 



luterorbital width 3$ 



Tip of snout to end of maxillary ..' 19 



Length of pectoral 27 



Tip of snout to base of upper pectoral ray 35 



Tip of snout to base of veutrals 31 



Length of ventrals 13 



First anal spine 3 



Second anal spine 6 



Third anal spine 44 



First soft anal ray 8 



Longest soft anal ray 15 



First dorsal spine 4 



Last dorsal spine 9 



Longest dorsal ray 15 



Caudal 23 



Color, nearly uniform warm brown on head, body, and fins; a dusky 

 opercular blotch ; soft dorsal, anal and caudal only narrowly margined 

 with white. 



One specimen known, from Panama. 



(Qav/udtiios, wonderful.) 



Rhegma thatimasium, GILBERT MS., Panama (Coll. C. H. Gilbert. Type, No. 5978, L. S. Jr. 

 Univ. Mus.) 



Page 1300. After Hcemulon scudderi, Gill, insert the following: 

 1667 (a). HjEMULOX HELENA, Boulenger. 



Head 34; depth 2; eye 34 in head; interorbital width 34,. D. XIII, 16; 

 A. Ill, 12; scales 11- 87- 20, 67 pores. 



Profile very much arched from snout to origin of dorsal ; muzzle not 

 reaching beyond lower jaw, little shorter than eye; mouth little oblique; 

 maxillary reaching anterior i of eye ; teeth very small ; 2 very small pores in 

 chin; preopercle very feebly serrate ; head scaled, except snout and chin; 

 gill rakers very short, 15 on lower arm of arch ; dorsal spines feeble, in- 

 ereasing to the fourth, which almost equals 4 length of head, then de- 

 creasing to the last, which is contained 44 times in head; soft dorsal low, 

 covered with scales ; pectoral falciform, longer than head, 1? times ventral ; 



