180 



CALIFOEKIA ACADEMY OF SCIENCES 



Measurements in Hundredths of Length 'without Caudal. 



(Type) S 



Length without caudal in mm 



Length of head 



Length of snout 



Length of maxillary 



Diameter of orbit 



Interorbital width 



Depth of body at ventral 



Least depth of caudal peduncle 



Distance from snout to spinous dorsal. 



Distance between front of dorsals 



Base of second dorsal 



Distance from snout to anal 



Base of anal 



Length of caudal peduncle 



Height of longest dorsal spine 



Length of pectoral fin 



Length of ventral fin 



Length of caudal fin 



35 



33 



8 



i7i 



5 



li 

 i7i 



8 



43 



15 

 35 

 6o 



31 



ID 

 30 

 14 

 19 

 25 



32* 



33i 



n 

 17 



5* 

 2 



i7i 

 8 



44 

 16 



34i 

 61 



30 

 10 



38 

 16 



23 

 27 



31 

 32I 



7 

 15 



6 



17 

 7i 

 42^ 

 i6i 



35i 

 64 



27 



H 

 16 



i6i 



22 



26 



32i 

 32 



7 

 i3i 



6 



li 



18 



4li 



i6i 

 36 

 62 

 30 

 8 



i5i 



15 



21 



24 



321. Tyntlastes brevis (Gi'mlher). 



This si^ecies is known from the type, and from two partially digested speci- 

 mens taken from the stomach of a Centropomus (Gilbert, 18906, p. 451). 



Family ECHENEIDID^. 

 322. Echeneis naucrates Linnceus. 

 Recorded from the Gulf of Panama by Boulenger (1899, p. 3). 



323. Remora remora (Linnceus). 

 Obtained at Panama by Gilbert (Jordan, 1885, p. 372); not seen by us. 



Family OPISTHOGNATHID^. 



324. Opisthognathus punctatum Peters. 



Recorded from Panama by Jordan (1885, p. 389) on specimens secured by 

 Gilbert; not seen by others. 



