2276 Bulletin 4.7, United States National Museum. 



anal; ventrals not reaching to vent, origin of ventral spine slightly 

 behind base of pectoral; caudal forked, the lobes elongate, sometimes 

 produced into a filament. Color in spirits, uniform, pale olive brown 

 above, white below; fins light brownish; no distinct markings. Length 

 15 inches. West Indies, rather common ; used as food. Here described 

 from specimens from Havana. (Named for Pere Plumier, of Martinique. ) 



Matejuelo bianco, PABEA, Dif. Piezas Hist. Nat. Cuba, 22, tab. 13, f. r. 1787, Cuba. 

 Coryphcena plumieri, BLOCK, Ichthyol., v, 119, pi. 175, 1787, Martinique; from a drawing 



by PLUMIER. 



Malacanthus trachinus, VALENCIENNES, in CUVIER, Regne Animal, pi. 90, fig. 3. 

 Spams oblongus, BLOCH & SCHNEIDER, Syst. Tenth., 283, 1801 ; after PARRA. 

 Malacanthm plumieri, CUVIER & VALENCIENNES, Hist. Nat. Poiss., xin, 319, 380, 1839, 



specimens from San Domingo; GUNTHER, Cat., in, 359, 1861. 



839. CAULOLATILUS, Gill. 

 (BLANQUILLOS;) 



Caulotatilus, GILL, Proc. Ac. Nat. Sci. Phila. 1862, 240 (no diagnosis), and GILL, Proc. Ac 



Nat. Sci. Phila. 1865, 66 (chrysopt). 

 Dekaya, COOPER, Proc. Cal. Ac. Sci. 1864, 70 (princeps), not Dekayia, MILNE-EDWARDS & 



HAIME, 1851, a genus of corals. 



Body elongate, subfusiform, not strongly compressed, heavy forward, 

 tapering to a rather slender caudal peduncle ; profile of head strongly 

 arched ; mouth moderate, little oblique, the jaws nearly equal ; lips thick ; 

 maxillary narrow, not slipping under the preorbital; teeth in villiform 

 bands, preceded by a row of stronger acute teeth ; posterior teeth in each 

 jaw canine-like, directed forward; posterior canines of upper jaw largest; 

 no teeth on vomer or palatines; preopercle pectinate, the teeth nearly 

 even ; opercle with a blunt, fla.t spine ; eyes large, lateral ; gill membranes 

 slightly connected, forming a fold across the isthmus, with which they 

 are narrowly joined; branchiostegals 6 ; gill rakers short and stout; nos- 

 trils double, round, close together; scales small, firm, ctenoid; lateral line 

 continuous, concurrent with the back ; dorsal with 7 to 9 slender, pointed, 

 graduated spines and 22 to 27 soft rays ; anal similar to soft dorsal, with 

 1 or 2 small spines and more than 20 soft rays ; caudal fin forked ; ventral 

 fins thoracic; no adipose appendage at the nape; vertebrae 12+15=27. 

 Large fishes of the warm seas of America; valued as food, (navkos, 

 stem; Latilus; being distinguished from Latilus by the many rays.) 



a. Scales small, about 125 in the lateral line, about 50 in a transverse series. 

 6. Eye large, 4J in the head; depth 4 in length ; scales 16-125-40. 



PRINCEPS, 2611. 



66. Eye small, 6 in head; depth 3J iii body; scales 13-120-35. MICROPS, 2612. 



aa. Scales larger, abo\it 108 in the lateral line, about 25 in a transverse series ; scales 



1210825. CYANOPS, 2013. 



2611. CAULOLATILUS PRINCEPS (Jenyns). 



(BLANQUILLO; WHITE-FISH.) 



Head 3J; depth 4. D.IX,24; A. II, 23; scales 16-125-40. Flesh of the 

 occiput becoming thick with age, as in Harpe. Eye large, about | the 

 convex iuterorbital space, 4 in head; maxillaries reaching front of eye; 



