244 U. S. BUREAU OF FISHERIES 



1904. Acus heckeli (Kaup). 



Caribbean Sea. 



Nero-phis heckeli Kaup, Lophobr., 1856, 66, Bogota; evidently not the 

 exact localit}'. 



1905. Acus pellucidus (Cope). 



Open Atlantic. 



Osphyolax pellucidus Cope, Proc. Acad. Nat. Sci. Phila., XXVII, 1875, 

 450, pi. 25, figs. 1 to 4, open Atlantic Ocean; a larval form of doubtful 

 relitionships and differing from Acus in the very short dorsal (D. 16; 

 about 40 in Acus). 



Subfamily HIPPOCAMPIN^ 



Genus 641. NANNOCAMPUS Gimther. 



Nanuocampus Giinthcr, Cat., VIII, 1870, 178 {N. subosseus Giinther). 



1906. Nannocampus nanus Ro.sen. 



Bahama Islands. 



Nannocampus nanus Rosen, Arsskr. Univ. Lund, VII, 1912, 50, Bahamas. 



Genus 642. HIPPOCAMPUS Rafinesque. 



Hippocampus Rafinesque, Caratteri, 1810, 18 {Syngnathus hippocampus 

 Linnieus). 



1907. Hippocampus hudsonius DeKay. Common American seahorse; Horse- 



jish. 

 Atlantic coast of United States, from Cape Cod to the Tortugas. 

 Hippocampus hudsonius DeKay, N. Y. Fauna: Fishes, 1842, 322, p. 53, 



fig. 171, New York. 

 Hippocampus Ixvicaudatus Heckel, in Kaup, Lophobranchii, 1856, 16, 



North America. 



1908. Hippocampus ingens Girard. Cahallito del mar. 



Pacific coast from San Diego to Mazatlan; rare. 



Hippocampus ingens Girard, Pac. R. R. Surv., Fishes, X, 1858, 342, 



San Diego, Calif. 

 Hippocampus gracilis Gill, Proc. Acad. Nat. Sci. Phila., XIV, 1862, 



282, Cape San Lucas, Lower California. 



1909. Hippocampus brunneus Bean. 



Bermudas. 



Hippocampus brunneus Bean, Proc. Biol. Soc. Wash., XIX, 1906, 32, 

 Long Bird Island, Bermudas. 



1910. Hippocampus punctulatus Guichenot. Cahallito del mar; Seahorse; 



Horsefish. 

 Tropical parts of the Atlantic; common in the West Indies, Brazil, and 



western Africa; Gulf Stream; Beaufort, N. C. 

 Hippocampus punctulatus Guichenot in Ramon de la Sagra, Hist. lie. 



Cuba, Poiss., 1853, 174, pi. 5, fig. 2, Cuba. 

 Hippocampus marginalis Heckel, in Kaup, Lophobr., 1856, 15, Mexico. 

 Hippocampus fasciacularis Heckel, in Kaup, loc. cit., 15, Mexico. 



1911. Hippocampus stylifer Jordan and Gilbert. 



Coasts of Florida; Snapper Banks off Pensacola and Tampa; Gulf 



Stream. 

 Hippocampus stylifer Jordan and Gilbert, Proc. U. S. Nat. Mus., V, 



1882, 265, Snapper Banks, Gulf of Mexico. 



1912. Hippocampus zosterae Jordan and Gilbert. 



Pensacola Bay, Fla. 



Hippocampus zosterx Jordan and Gilbert, Proc. U. S. Nat. Mus., V. 

 1882, 265, Grand Lagoon, Pensacola, Fla.; smallest of the seahorses, 



Order PP. AULOSTOMI 

 Family 152. AULOSTOMID^. Trumpetfishes 



Genus 643. AULOSTOMUS Lacepede. 



Aulostomus Lac6p6de, Hist. Nat. Poiss., V, 1803, 357 (A. chinensia 



Lac6pdde). 

 Polypterichthys Bleeker, Nat. Tidschr., Neder-Indie, IV, 1853, 608 (/'. 



valentini Bleeker). 

 Aulostoma Schlegel, change of speUing. 



