CATALOGUE OF VERTEBRATES. 769 



CHILOMYOTBRUS, Bibr. 



C. echCBpfi, Walb. {geomeiricus, Bl. & Schn., Diodon, macidosiriatus.) 

 Eabbit-fish. Spotted Balloon-fish. Swell-toad. 



Greenish ; belly pale ; a round spot above pectorals, several 

 posterior and dorsally ; back and sides with black stripes, hori- 

 zontal and oblique ; eyes large ; nine spines between eye and 

 tail ; fins small ; spines with three roots (two in Diodon proper). 

 Dorsal rays, 12; anal rays, 10; length, 6 inches. 



" This species is not uncommon along our coast, entering the 

 bays. It is generally met with in summer, and never in cold 

 weather." 



Subsp. fuliginosus. 



Dark brownish olive, with wavy lines ; belly black ; bases of 

 its spines orange ; probably a young form of preceding. 



Family ORTHAGORISCID^. 



(Molidse.) 

 Headfishes. 



Body short and deep, truncate behind ; mouth small ; teeth united 

 to form a beak ; dorsal and anal confluent around posterior end of 

 body ; no ventrals ; no pelvic bone ; pectorals present ; belly not 

 inflatable ; no air-bladder. Tropical fishes looking as if " all head," 

 to which fins had been attached. 



MOLAOANTHUS, Swains. 



M. nummularis, Walb. {Diodon, Aeanthosoma, earinalmn, pallasi.) 

 Globefish. 



Olive brown above, silvery below; vertically-oval body, 

 high^ than long ; spines scattered on the deep orbicular body ; 

 striated on sides ; vertical fins not confluent posteriorly ; spines 

 on tail in place of caudal. Dorsal rays, 25 ; length, 2 inches. 



" Occasionally met with in our waters, but never abundant. 

 Specimens are preserved in Philadelphia Museum, labeled ' New 



Jersey.' " 



2y 



