1921] 



NATURA.L SCIENCES OF PHILADELPHIA. 



447 



Body long, moderately deep, trunk short and well compressed. 

 Trunk long, slender, slightly compressed. 



Head moderately large, compressed. Snout slightly attenuated, 

 wide as deep basally. Eye moderate, midway in head length. 

 Mouth terminal, broad, superior, and closed lower jaw slightly in- 



FiG. 2. — Hippocampus ecuadorensis n. sp. 



eluded. Nostrils small, cIosb together and close before front rim 

 of orbit. Interorbital narrow, triangular, concave. 



Gill-opening about half of eye, inclined in vertical, laterally superior 

 on nape. 



Coronet moderately elevated, with two lateral ridges and median 



