212 CEYLON PEARL OYSTER REPORT. 



LABRID^E. 

 Platyglossus liyrtlii (Bf.ee ker). 



Several specimens, about 4 inches long, from pearl banks off Aripu. 



Pseudocheilinus hexataenia, Bleeker. 

 One specimen, about If inches long, was obtained from south of Galle, Station XLI. 



GLYPHIDODONTID^. 

 Amphiprion sebae, Bleeker. 



Two specimens, the largest of which was about 3^ inches long, were taken off 

 Aripu. 



Pomacentrus jerdoni, Day. 

 Numerous specimens, about 2 inches to 2h inches long, were obtained off Aripu. 



Pomacentrus cyanopsilus, Bleeker. 



Two specimens, about 2 inches in total length, were collected. The colours in 

 Spirit are : dorsal, anal, and pelvic fins dark brown, a dark brown spot at the 

 superior margin of the base of the pectoral. 



There are light blue spots on the scales on the head and cheeks, above the pelvic 

 and anal fins, and underneath the dorsal. The scales on the rest of the body have 

 each a blue vertical line. 



D. 12/13, A. 2/13 ; height of body 2& in total length. 



Pomacentrus baukaneiisis, Bleeker. 



One specimen from the Pearl Bank, Station VI., uniform blackish-brown in spirit, 

 with the exception of the caudal, which is yellow. There is a dark spot on the 

 operculum near the origin of the lateral line. 



CENTRISCIDJE. 



Amphisile scutata (Linn.). 



Very numerous off Aripu ; 2 inches to 5|- inches long. 



The number of fin-rays in the dorsal and caudal fins appears to be very constant ; 

 the number in the anal varies from 12 to 14, and in the pectoral from 9 to 11. 



BLEXNIID.E. 

 Petroscirtes breviceps (Cuv. and Val.). 

 Three specimens from south of Adam's Bridge, Station L1V., and also from Cheval 

 Paar. 



Petroscirtes lienardi, Day. 

 One specimen from south of Adam's Bridge. Tt has no tentacles on the cheeks, but 

 there are two unfringed ones on the lower jaw. 



