122 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 



2. DIODONTIDJ^. 



2. Chilomycterus geometricus (Linn.) Kaup.— P«.f-/(.s/(. 



Two specimens, No. 21,492 (01), in alcohol, each about 6 inches in 

 length, were sent; also a beach-dried specimen, No. 21,331 (19), some- 

 what longer. The coloration of the alcoholic specimen is peculiar, and 

 it might at first sight be thought to belong to variety y as defined by 

 Giinther. The groundcolor is very dark, but a close examination reveals 

 the irregularly parallel longitudinal lines characteristic of the species in 

 its typical form. 



3. TETRODONTID^. 



3. Cirrisomus ttirgidus (Mitch.) Jordan &c Gilbert.— Toad-fish. 



A single specimen, Xo. 21,195 (51), 5i| inches in length. 



4. Lagocephalus laevigatas (Linn. )G ill. 



A single specimen, 19 inches in length, No. 22,807. D. 11; A. 12; 

 P. 16. Caudal deeply forked. Spines 4-rooted. Length of head less 

 than its distance from dorsal, and contained 3g times in length without 

 caudal. 



4. OSTRACIONTID^. 



5. Ostracion quadricornis Linn. — Coic-fish. 

 A single specimen, No. 21,310. 



5. BALISTIDiE. 



6. Alutera Schcspfii (Wall).) Gootle & Beau. 



A specimen, No. 0,008, 10 inches in length, was sent from Cedar Keys, 

 ria., by Judge Steele, about 1804. D. 32; A. 35; P. 12; C. 12. 



7. Monacauthus occideutalis Giinther, 



A bottle. No. 9,080, containing numerous specimens of this species, is 

 labelled "Cedar Key, West Florida," and another. No. 5,808, contains 

 two specimens from Charlotte Harbor, collected by C. B. Baker. This 

 species doubtless occm-s at Pensacola. 



No. 5,808(^0. D. 31; A. 29. 

 No. 5,808 (Z>). D. 35; A. 32. 

 Monacmithm spilonotus, described by Cope* from the Gulf of Mexico, 

 should also be looked for in this region. 



8. Balistes capriscus Linn. — Leather Jacket. 



A fine specimen, No. 21,220 (4), 21 inches in length. 



^ Trans. Amer. Philos. Soc. 1870, p. 476. 



