13. scoLopsis. 363 



18. Scolopsis long^us. 



Bir/iards. Ann. l^j- May. Nat. Hist. ix. 1842, p. 389. 



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



The height of the body 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 prse- 

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

 spine and some denticiilations beneath ; prasoperculum 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 yelloAvish band broadly edged with 

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

 the caudal ; two itithstinct blackish lines above the lateral line. 



North-west coast of Australia. 



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



Type of the species. 



b. Adult : skin. Port Essington. Presented by the Earl of Derby, 



c. Adult : skin. Port Essington. 



19. Scolopsis leucotaenia. 



Bleeker, Banka, p. 451. 



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



The height of the body is 3| ia 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 prseorbital half as high as the eye, with 

 a single spine, and without denticulations beneath ; praeopereulum 

 with the ' posterior 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 leucotaenioides. 



BUeker, Celebes, vii. p. 4^39. 



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



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

 one-foiu-th 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 prajorbital is one-third as high only as tlie 

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

 Pra^opereidum 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 



