512 xiPHnn^. 



Meport, p. 51 ; Yarrell, Brit. Fishes, i. p. 164 ; Farn. Fishes Frith 



of Forth, -p. 55; Cuv. Regne Anim. III. Poiss. pi. 50. f. 1, pi. 51. f. 2, 



pi. 53. f. 2 ; Demid. Voy. Muss. Mend. iii. p. 393 ; Guichen. Explor. 



Alger. Poiss. p. 60 ; Dekay, New York Fauna, Fishes, p. Ill ; Lowe, 



Trans. Zool. Soc. iii. p. 5. 

 Cetti, Hist. Sard. iii. pp. 93, 94, 145 ; Duham. ix. p. 334 ; Hannmis 



in Fiphem. Nat. Cur. dec. ii. ann. 7. obs. 107, and Hartm. ibid. 



dec. iii. ann. 2. 

 Sicilian Sword-fish, Penn. Brit. Zool. iii. p. 216. pi, 30; Snox in 



Edinh. Journ. Nat. ^ Geol. Sc. ii. p. 427. 

 Xiphias rondeletii, Leach in Wern. Mem. ii. 58. pi. 2. f. 1, and Zool. 



Misc. i. p. 62. pi. 27. 

 Skeleton : Rosenth. Ichthyot. Taf. t. 21 ; Cuv. 8f Val ix. pi. 231. 



D. ^. A. 17. Vert. 14/12. 



The sword-shaped upper jaw mucti depressed and flat. Dorsal fin 

 elevated in immature specimens ; in old specimens the middle part 

 of the dorsal and anal fins becomes very low or disappears, so that 

 there are two fins on the back and behind the vent. 



European Seas ; Western and Northern coasts of Africa ; found 

 also on the other side of the Atlantic. 



a. Seven feet long : stuffed. Margate. 

 h. Half-grown: stuffed. 



c. Upper jaw of a large specimen. 



d. Six inches long : not good state. Caught in Long. W. 22°, Lat. 



N. 2°. Presented by J. B. Jukes, Esq. 



2. Xiphias veliier. 



? Makaira nigricans, Lacep. iv. pp. 688, 689. pi. 13. f. 3 ; Cuv. ^ Val. 



viu. p. 287. 

 ? Xiphias makaira, SJiaw, Zool. iv. p. 104. 

 Histiophorus gracilirostris, Cuv. Sr Val. viii. p. 308. 

 Machsera v^liiera, Cuv. Noiiv. Ann. 3Ius. Hist. Nat. 1832, p. 43. pi. 3 ; 



Cuv. Bkgne Anim. III. Poiss. pi. 52. f. 1. 



D. 45 I 7. A. 12 I 7. 



The dorsal is much higher than the body. The produced part of 

 the upper jaw is slender, rather depressed. Dermal productions 

 lanceolate. Dorsal mth series of round black spots between the 

 spines. 



Atlantic. 



2. HISTIOPHORUS*. 



Istiophorus, Lac^. iii. p. 374. 

 Notistium, Herm. Observ. Zool. p. 305. 

 Tetrapturus, {Rajinesque) Cuv. 8f Val. viii. p. 280. 

 Histiophorus, Cuv. 8f Vol. viii. p. 291. 



Body rather compressed and elongate j the upper jaw much pro- 



* 1. Histiophorus ancipitirostris, Cuv. cf Val. viii. p. 309. 



2. Tetrapturus georgii, Lowe, Proc. Zool. Soc. 1840, p. 3G, and Trans. Zool. 

 Soc. iii. 1849.— Madeira. 



