1916.] NATURAL SCIENCES OF PHILADELPHIA. -409 



Fontanel extends hack as narrow groove to occipital plate. Inner 

 surfaces of ventral black, front edge of fin white. Pectoral similarly 

 blackish inside. Upper caudal lobe little longer. Two examples, 

 200 and 210 mm. long. They differ slightly from the figure given 

 by Gilbert and Starks in the striae on top of the head extending more 

 distinctly forward. 



Muraena clepsydra Gilbert. 



One, 595 mm. long. 

 Pceciliopsis presidionis (Jordan and Culver). 



Male and female, 23 and 37 mm. 



Tylosurus scapularis Jordan and Gilbert. 



Caudal peduncle about wide as deep, and lateral line forms slight 

 though inconspicuous keel along each side. Eye 7 in upper jaw, 

 3 in postocular part of head. Upper jaw nearly an eye-diameter 

 longer than lower, and not completely closing against lower pos- 

 teriorly, so that distinct interval is seen between them. D. n, 14; 

 A. ii, 15. Upper surface of body greenish in alcohol, especially on 

 head. Sides and below silvery-white. Narrow lateral band of 

 leaden, tapering or narrowed at shoulder and caudal base, and more 

 or less expanded behind. Iris silvery-white. Fins all pale. Length 

 695 mm. 

 Holocentrus suborbitalis Gill. 



Three examples, 87 to 90 mm. 



Mugil CUrema Valenciennes. 



Fourteen small examples, largest 122 mm. 

 Caranx hippos (Unne). 



Two, 111 and 175 mm. 



Caranx caballus (Gunther). 



One, 160 mm. long. 



Vomer setapinnis (Mitchill). 



Two, 172 and 182 mm. 



Centropomus unionensis Bocourt. 

 One example, 135 mm. 



Alphestes multiguttatus (Gunther). 



Two, 147 and 172 mm. Pectoral with at least five distinct dark 

 vertical cross-bars. 



Diplectrum radiale (Quoy and Gaimard). 



One, 190 mm. Called "sand mullet." 



