13. scoLOPSis. 363 



18. Scolopsis longulus. 

 Richards. Ann. (^ Mag. Nat. Hist. ix. 1842, p. 889. 



D. ^. A. -i. L. lat. 42. L. transv. 3/15. 



The height of the hody is nearly equal to the length of the head, 

 and about one-fourth of the total ; the diameter of the eye is rather 

 shorter than the snout, and 3| in the length of the head. The prae- 

 orbital is three-quarters as wide as the eye, and armed with a small 

 spine and some denticulations beneath ; praeoperculum with the pos- 

 terior limb very finely serrated, and with the angle rounded. The 

 spines of the fins moderate ; the second of the anal shorter than the 

 third. Caudalis emarginate. A yellowish band broadly edged with 

 blackish above and below, from above the pectoral to the root of 

 the caudal ; two indistinct blackish Hues above the lateral hne. 



North-west coast of Australia. 



a. Adult : skin. Torres Straits. From Mr. Gilbert's Collection. — 



Type of the species. 



6". Adiilt : skin. Port Essington, Presented by the Earl of Derby, 

 c. Adult : skin. Port Essington. 



19. Scolopsis leucotsenia. 



Bleeker, Banka, p. 451. 



D.^. A.|. L. lat. 36. 



The height of the body is 3^ in the total length, the length of the 

 head four times ; the diameter of the eye is 2| in the latter, and 

 longer than the snout. The praeorbital half as high as the eye, with 

 a single spine, and without denticulations beneath ; praeoperculum 

 with the posteiior limb slightly emarginate and strongly denticu- 

 lated. Caudalis forked ; the second anal spine much longer and 

 stronger than the third. A brown band from above the eye to the 

 end of the dorsal fin, a second from the snout to the base of the 

 caudal ; a white band between. (Bl.) 



Sea of Banka. 



20. Scolopsis leucotsenioides. 



Bleeker, Celebes, vii. p. 439. 



D.^. A.|. L. lat. 40. 



The height of the body is equal to the length of the head, and 

 one-fourth of the total ; the diameter of the eye is much longer 

 than the snout, twice the distance between the eyes, and 2| in the 

 length of the head. The praeorbital is one-third as high only as the 

 eye, with a short spine behind, and without any other denticiilations. 

 Praeoperculum serrated. Caudalis forked ; the second and third anal 

 spines nearly equal. A black curved band from the muzzle, above 

 the eye and the lateral line, to the caudal fin, anteriorly and pos- 

 teriorly united with that of the other side ; a second black straight 



