10 PROCEEDINGS OF THE ACADEMY OF [Jan., 



Dermatogenys viviparus (Peters). 



Philippines, 

 Euleptorhamphus velox (Poey). 



Atlantic City, N. J. 



Hemiexocoetus caudimaculatus Fowler, 



* Proc. Acad. Nat. Sci. Phila., 1901, p. 293, fig. N. Lat. 23° W. Long. 106° 

 (Mazatlan, Mexico). 



No. 7,508, A. N. S. P., type. 



EXOCOETID^. 

 Fodiator acutus (Valenciennes). 



Panama. 



Evolantia microptera (Valenciennes). 



An example from south of the Revillagigedo Islands (Dr. Wm. H. 

 Jones). The label says "from the stomach of a gannet captm-ed 

 June, 1875, 150 miles south of the Revillagigedo Islands, and 

 stomach had 11 fish of same kind." 



Parexocoetus brachypterus (Richardson). 



Hawaiian Islands. 



Parexocoetus mesogaster (Bloch). 



Newport, Rhode Island; St. Martin's, West Indies. 



Exocoetus volitans Linnaeus. 



Exoccetus chilensis Abbott, Proc. Acad. Nat. Sci. Phila., 1860, p. 472. Chili. 

 Nos. 7498 and 7499, A. N. S. P., co-types of E. chilensis Abbott. 

 Others from the Atlantic Ocean, "in the tropics," Indian Ocean, 

 Hawaii and Victoria, Australia. 



Cypselurus exsiliens (P. L. S. Mailer). 



N. Lat. 31° 30' W. Long. 36° 36'. 



Cypselurus rondeleti (Valenciennes). 



Two adults. Gulf of Mexico and the Bonaparte Collection, 

 respectively. 



Cypselurus polyethmus new species. Fig. 3. 



Head 4f ; depth 6; D. ii, 9; A. ii, 10; P. ii, 15; V. i, 5; scales (pock- 

 ets) about 40 counted from shoulder to caudal base medially; 

 27 scales before dorsal to occiput; about 8 scales (pockets) above 



