7. HAPALOGENYS. 317 



length of the head. Caudalis deeply forked ; the second anal spine 

 rather longer and stronger than the third, but much shorter than the 

 fourth of the dorsal. On each side two brown longitudinal bands, 

 one from the vertex to the end of the dorsal, the other beneath the 

 lateral line from the eye to the middle of the tail ; a large brown 

 spot on each side of the base of the caudal. 

 Atlantic coasts of Tropical America. 



a. Fine specimen. Pemambuco. Presented by J. P. G. Smith, Esq. 



b. Adult. From the Haslar Collection. 



7. HAPALOGENYS. 



Hapalogenys, Richards. Aim. 8f Mag. Nat. Hist. 1844, xiii. p. 463, and 



Ichthyol. Sulph. p. 84. 

 Pogonias, sp., Temrn. ^- Schleg. Faun. Japon. Poiss. p. 59. 



Form of the body compressed, elevated. Eye moderate. Cleft of 

 the mouth horizontal. Mandibula inferiorly with several pores, hidden 

 by crowded, barbel-like papillae. Pi-aeoperculum serrated ; operculum 

 with short spines. Six branchiostegals. One dorsal, with eleven 

 spines, the anal with three ; all the spines very strong. Caudal 

 convex. Scales ctenoid, of moderate size. Air-bladder simple. 

 Pyloric appendages in small number. Pseudobranchise. The lower 

 pharyngeal bones separated. 



Chinese and Japanese Seas, 



1. Hapalogenys n^^pinnis. 



Pogonias nigripinnis, Temm. 4" Schleg. Faun. Japon. Poiss. p. 59. pi. 25 



^ot good). 

 Hapalogenys nitens, Richards. Ann. 8f Mag. Nat. Hist. 1844, xiii. 



p. 463, and Ichthyol. Sulph. p. 84. pi. 43. f. 1, 2. 

 ? Hapalogenys maculatus, RicJiards. Ichth. China, p. ^5. 



B. 6. D.y^. A.^. L.lat.65. L. transv. 11/25. Cac.pylor.4. 



The fourth dorsal spine longest, nearly one-half the length of the 

 head ; the second anal spine rather more than one-half of the fourth 

 of the dorsal fin. Coloration uniform reddish grey ; fins blackish. 



Chinese Seas. 



a. Adult : stufied. Purchased of Mr. Frank. 



6. Half-grown. China. Presented by J. R. Reeves, Esq. 



Sir John Richardson mentions, in his ' Report on the Ichthyologj^ 

 of the Seas of China and Japan,' four specimens in the" British 

 Museum Collection — types of four species of Hapalogenys : — 



1. The typical specimen of H. analis. 



2. A specimen in spirits (4|" long), representing H. nitens. This 

 is, without any doubt, the original of the figure in the * Voyage of 

 the Sulphur.' 



3. A specimen of H. maculatus. There is no such specimen in the 



