'). L'lIILOMVCTEUUS. 311 



Var. a. 15ack with narrow light and brown longitudinal stripes 

 (IJ. maciduto-striatus, rivulutus, geometricus). 



a. Half-grown. United States. Presented by the Smithsonian 



Institution. 

 6. Adult. Texas. Purchased of Hr. Erandt. 



c. Half-grown, Pontchartrain Lake. From M. Salle's Collection. 



d. Half-grown. Lake Champlain. Piu'chased of M. Parzudaki. 



e. Half-grown. Cuba. From the Collection of the Zoological 



Society. 

 /. Adult: stuffed (6 inches). Cape seas. Presented by Sir A. Smith. 

 (/. Adidt. From the Haslar Collection. 

 h. Adult : stuffed (9 inches long). 



Var. 13. Back with a network of dark lines. 



i. Adult (6 inches). Trinidad. Presented by J. B. llichardson, 



Esq. 

 J-: Adult. From the Haslar Collection. 



Var. y. Body without distinct markings beside the spots described 

 above. 



/. Adult (7 inches). Brazil. Purchased of Mr. Higgins. 



7)1. Half-grown. Bahia. Purchased of Mr. Cutter. 



n-j}. Adult : stuffed. 



q. Half-grown. Presented by the Royal College of Surgeons. 



r-s. Young. Purchased of Mr. Argent. — Types of C. cornutus. 



3. Chilomycterus antennatus. 



Diodon antennatus, Cuv. Mem. Mus. 1818, p. 131, c. fig. ; Jenyns, 



Zoul. Beof/le, FisJi. p. lol. 

 Chilomycterus autennatuS; Kaup, Wiegin. Arch. IBoo, p. 232. 



Spines strong, but short ; two above the orbit, one, more or less 

 prominent, in the middle of the forehead. Superciliary edge not 

 raised ; generally a tentacle between the superciliaiy spines. Ten- 

 tacles along the lower part of the side, one on each side and in ad- 

 vance of the anal fin being especially developed. Tail spineless, 

 but the roots of one pair of spines reach across behind the dorsal 

 fin. A black spot in the middle of the nape ; a large kidney-shaped 

 spot above the pectoral, and a subtriangular blotch before and along 

 the base of the dorsal fin ; generally a smaU black spot below the 

 eye. Some or all of these spots are edged with lighter. Upper and 

 lateral parts with numerous black dots, some with a bluish pupil. 

 Abdomen brown. Fins unspotted. 



Atlantic coasts of tropical America ; Cape of Good Hope. 



a, b. Adult (8 inches). St. Croix. Purchased of Mr. Stevens. 



c-e. Adidt : skins, Jamaica, Purchased of Mr. Parneil. 



/. Adult: stuffed. Cape of Good Hope. Presented by Sir A. Smith. 



(/. Adult: stuffed. 



h. Adult, 



