214 CEYLON PEARL OYSTER REPORT. 



GOBILLLE. 



Gobius griseus, Day. 



From Palk Bay, Station XIX. 



Gobius viridipunctatus, Cuv. and Val. 



Two specimens, about i inch in length, were taken. These have numerous rows of 

 wart-like protuberances, not only on the cheeks, opercula, and head, but also on the 

 pelvic fins, the rays of the latter being covered by them. Galle reef. 



Gobius masoni, Day. 

 South of Cheval Paar, Gulf of Manaar. 



Gobius melanosticta, Day. 

 One specimen, about 2 inches long, from Gulf of Manaar. 



Gobius acutipinnis, Cuv. and Val. 

 South of Adam's Bridge, Station LIV. 



Gobius biocellatus, Cuv. and Val. 

 South of Cheval Paar, Station XLV1I. 



Gobiodon citrinus, Ruppell. 

 Several specimens, the largest of which is about if inches long, from Aripu reef.. 



Periophthalmus kcelreuteri (Pall.). 



A number of specimens, about 5 inches long and less, were taken in the mangrove 

 swamps at Trincomalee. 



Trypaucben vagina (Bl. Schn.). 

 A single specimen, about 5f inches long, was obtained in Palk Strait. 



CATAPHRACTI. 

 Pegasus draconis, Linn. 



A number of specimens, about 2^ inches long, were obtained from Aripu reef, south 

 of Cheval Paar, and south of Adam's Bridge. 



Pegasus natans, Linn. 



One specimen was collected on Aripu reef. This species has apparently been 

 previously recorded only from Chinese and Australian seas. 



Pegasus volans, Linn. 



One specimen, about 2*1 inches long, was obtained from Aripu reef The fifth 

 'rays of the pectoral fins are greatly thickened. The tail is rather over one-half of the 



