GILBERT AND STARKS — FISHES OF PANAMA HAY 

 Mrasurrmciits in Ifuiidrcdlhs of Length ~u>illioul Caudal. 



59 



Leriijth without caiuhil, in mm.... 



Head 



Depth 



Eye 



Origin of anal from caudal base.. 

 Origin of first dorsal from caudal. 



Length of pectoral 



Length of anal base 



Number of dorsal spines 



Number of dorsal rays 



Number of anal rays 



Number of scales 



95 



20| 

 17 



6 



38 



43 

 1 84 

 20 



V 



1-9 



1,20 



51 



113. Atherinella panamensis Steindachner. 



Plate IX, Fig. 17. 



A single specimen obtained, 13 cm. in entire length. 



We add tlie following details to Dr Steindachner's excellent description: — 

 Head 4| in length; depth 41. Eye 3| in head; snout 3|; interorbital width 2f, The 

 enlarged outer teeth of the upper jaw are in two series only in front of jaw, in one 

 series laterally. Pectoral 21 in length. The insertion of the ventrals is nearer the 

 tip of the lower jaw than the base of the caudal by half the length of the head. 



Family MUGILID^. 

 114. Mugil cephalus Linnceus. 



Taken by Gilbert at Panama in 1883 (Jordan, 1885, p. 371); not recorded 

 by other observers. 



115. Mugil thoburni JonUcn & Starlet. 



Kecorded (as Mugi/ incilis) from Panama (Jordan & Gilbert, 1882 n, p. 624) 

 and from Chiapam (Steindachner). Tiie types of the species were collected by the 

 "Albatross" at the Galapagos Islands. 



