'A. IKIACAXTUUS. 209 



2. HOLLARDIA. 



IloUardia, Pvei/, Mem. Cub. ii. p. ;548. 

 Body corajjressed, witli short tail, covered witli small spinj' scales. 

 A single scries of ten small conical teeth in each jaw. Anterior 

 dorsal fin tV)rmed by six spines, the first of which is much sti'onger 

 and longer than the others. Ventral fins formed by a pair of strong 

 spines joined to the pelvic bone. 

 West Indies. 



1 . HoUardia hoUardi. 



Poeii,l.c. tiib. IS. fig. 11. 



D. 6 I 17. A. 14. 



The height of the body is nearly one-half of the total length 

 (without caudal). The upi>er and lower profiles of the snout equally 

 oblique. (Poei/.) 



Cuba. 



B. TRIACANTHUS. 

 Triacanthus, Cuv. Rk/ne Aniin. 



Body compressed, covered with very small or minute rough 

 scales. Tail narrow, prolonged. Teeth in a double series in each 

 jaw, those of the outer series ineisor-like, ten in number, those of 

 the inner more rounded, two or four in number. Anterior dorsal 

 fin with three or five small spines behind a very large one. Ventral 

 fins formed by a pair of strong spines, joined to the pelvic bone. 

 Vert. 9/10. 



Indian and Australian Seas. 



On the anatomy, see Hollard. Ann. Sc. Nat. 1853, xx. p. 77 et 

 seqq., pi. 3. 



1. Triacanthus brevirostris. 



Ilooruvisch, Nieuhof, Lant- en Zee-R. p. 272. 



Piscis cornutus, WilliKjhhy, Append, p. 5, tab. 10. fig. 2. 



Balistes, sp., Gronov. Mus. i. p. ■'52. no. 11-") ; '/Mopln/I. p. 53. no. 104. 



Russell, i. p. 14, pi. 21. 



Balistes biaculeatus, Benn. Fish. Cei/l. pi. 1-5 (not BL). 



Triacaullms bre^irosti-is, Schle(/. Funn. Japan. Poi-ss. p. 294, tab. 120. 



fig. 2 : Hollard. Ami. Sc. Nat. 18o4, i. p. 45, pi. 2. fig. 1 ; Bleek. 



All. Ichth. Balht. pi. 17. fig. ;3. 



biaciileatu.", Bleek. Verh. Bat. Gen. xxii. Madur. p. G (not Cuv. ). 



vhodopterus, Bleek. I. c. xxiv. BaltM. p. 2o, tab. 4. fig. 8. 



russellii, Bleeh. I. c. 



nieuliofi, Bleek. I. r. p. 2('., tab. 4. fig. V), or Xal. Ti/d.t. Xed. Lid. 



iii. p. 459, or Atl. Ichth. v. p. 92, pi. ;?. tig. ;!. 



brachysonia, Bleck. Nat. Ti/d.i. Xed. Ltd. iv. p. 128. 



Balistes bipes, Gronov. Si/st. ed. Graij, p. 37. 



D. 5 I 22-25. A. 17-20. 



The height of the body is contained from twice to twice and four- 

 fifths in the total length (without caudal), young examples having 

 a still deeper body. Snout not produced, with the upper profile 

 nearly straight. Dorsal spine of adult examples shorter than the 



VOL. Tin. i 



