FISHES OF THE PHILIPPINE ISLANDS AND ADJACENT SEAS 445 



UROLOPHUS VIRIDIS McCnlloch 



Vrolophus viridis McCtilloch, Biol. Res. Endeavour, vol. 4, pt. 4, p. 176, 

 pi. 51, 1916 (type locality: Off Sandon Bluffs, New South Wales to Bass 

 Straits, Tasmania, in 10-100 fathoms) ; Fishes of New South Wales, ed. 2, 

 p. 13, 1927. 



Urotrygon viridis Fowler, Proc. 4th (1929) Pacific Sci. Congr., Java, p. 503, 

 1930 (reference). 



Head to hind spiracle edge 4% in total length. Snout 1% in 

 head to hind spiracle edge, as seen above forms short broad triangular 

 point; eye 5^, 4 in snout, 2i/2 in interorbital ; mouth width 21/5 in 

 preoral length ; median teeth with flattened cusps in male ; fimbriate 

 lip behind upper jaw, several variously disposed widely spaced 

 papillae behind lower; internarial 2% in preoral length, hind edge 

 of valve with narrow lobulate border not fringed, outer hind angles 

 form papillae in groove outside lips; nostrils without large free 

 lobes, posteriorly overhanging mouth angle ; interorbital 2% in head 

 to hind spiracle edge. Spiracle 3%, close along behind eye, inner 

 edge without angular projection. 



Tail depressed, II/3 in disk length, with well-developed fold each 

 side, width between ventrals equals mouth width; spine inserted 

 midway in tail, length 1% in head to hind spiracle edge and some- 

 times with small anterior tubercle though no dorsal fin ; caudal large, 

 narrow, width % internarial, begins below hind part of spine on 

 upper tail surface and extends forward as ridge to beneath front 

 part of spine below; pectorals form rhomboidal disk, length ly^ 

 its width, front edges slightly sinuous or almost straight with rounded 

 outer angles, hind lateral edges little convex and junction with 

 inner edges rounded ; ventrals broad. 



Light moss green above, extreme disk edges whitish. Iris golden. 

 Lateral folds of tail and lower surfaces porcelain white, disk mar- 

 gins purplish. Back changes purplish brown after death, some- 

 times with broad blackish bar across interorbital and extending 

 outward either side of eye. Width, 275 mm. (McCulloch.) 



Tasmania, New South Wales. 



UROLOPHUS KAIANUS Gnnther 



UroJophus Tcaicmus Guntheb, Rep. Voy. Challenger, vol. 1, pt. 6, p. 37, 1880 

 (type locality: Ki Islands, in 129 fathoms) ; vol. 22, p. 12, 1887 (reference). — 

 Gabman, Mem. Mus. Comp. Zool., vol. 36, p. 409, 1913 (copied). — Fowleb, 

 Proc. 4th (1929) Pacific Sci. Congr., Java, p. 503, 1930 (reference). 



Snout not projecting. 

 Disk entirely smooth. 



