240 PEECY SLADEN TEUST EXPEDITION. 



Triglidse. 



129. Lejiidotrigla alcocki, sp. ii. (Plate 28. fig. 4.) 



Depth of body 4 in tlie length, length of head 3. Snont longer than eye, the diameter 

 of which is 3f in the length of head and less than the depth of the suborbitals. No 

 transverse groove behind the concave interorbital region, the width of which is 6 to Gh 

 in the length of head. Prseorbitals forming a pair of rounded projections, each margined 

 witli 7 to 9 spines ; a pair of spines above the anterior edge of each eye. Maxillary not 

 quite reaching to belo\\- the eye. 62 to 63 scales in the lateral line, which is unarmed ; 

 24 or 25 spiny plates at the base of the dorsals. Dorsal IX, 15-16 ; first spine serrated, 

 third longest, ^ the length of head. Anal 16. Caudal slightly emarginate. Pectoral 

 extending to above fourth anal ray, ventrals to origin of anal. Inner surface of pectoral 

 blackish, crossed by a broken oblique white stripe and with a jjale edge which is broadest 

 below. 



Saya de Malha Bank, over 123 fathoms. 



Two specimens, 160 mm. in total length. 



I have named this species after Dr. A. Alcock, F.E.S., in recognition of his valuable 

 work on the deep-sea fishes of the Indian Ocean. 



130. Perisiethns serrulatus, Alcock. 

 Saya de Malha Bank, over 123 fathoms. 



Dactylopteridae. 



131. Dactylopterus orientalis, C. & V. 

 Cargados Carajos, 20 to 30 fathoms. 



GobiidsB. 



132. Gol)iomor])hAts cinctus, sp. n. 



Depth of body 3| in the length, length of head 3. Head a little deeper than broad, 

 nearly 1^ as long as deep. Snout shorter than eye, the diameter of which is 3 in the 

 length of head ; interorbital space narrow. Mouth oblique ; lower jaw projecting ; 

 maxillary extending to below anterior \ of eye. Head naked ; about 33 scales in a 

 longitudinal series on the body. Dorsal VI, I 11. Anal I 9. Pectoral | the length of 

 head; ventrals extending to the anal. Caudal rounded. Yellowish; head and body 

 crossed by 10 or 11 brownish vertical bars with dark edges. 



Chagos Archipelago, Salomon. 



Two specimens, 28 mm. in total length. 



133. Asterropteryx motiacunthus, sp. n. 



Depth of body 3 to 3^ in the length, length of head 3. Snout shorter than eye, the 

 diameter of which is 3 in the length of head ; interorbital space narrow. Mouth rather 

 small, oblique ; jaws equal anteriorly ; maxillary extending to below anterior \ of eye. 

 A single, rather strong spine at the angle of the praeoperculum. Head scaly, except tlie 

 snout ; scales on the body large, rounded, ciliated, 22 or 23 in a longitudinal series. 



