516 ADDENDA. 



Page 193. Nerophis teres. 



Scji^hicus teres, Kessler, Bull. Soc. Nat. Mose. 1859, ii. p. 4G0. 

 a-b. Algiers. Presented by Lieut.-Col. Playfair. 



Page 196. 

 3. Solenostomus lettiensis. 

 Bleek. Act. Soc. Sc. Indo-Neerl. viii. Amboiiia, xii. p. 3. 

 D. 35. Osseous rings 22-23 + 50-51. 

 Radiating lines of the operculum spiny ; snout Avith a conical 

 tubercle above, in front of the eyes. Tail about as long as the 

 body. {Blkr.) 

 Letti. 



Page 198. Add a new species : — 



2. Acentronura tentaculata. 



Body slightly compressed, its greatest depth being equal to the 

 length of the head (without snout). Snout very short, shorter than 

 the postorbital part of the head. The profile before the eyes is 

 deeply concave, the hind part of the head being strongly compressed. 

 Twelve body-rings. Dorsal tin opposite to the vent, on four rings, 

 apparently composed of thirteen rays. Tail rather longer than the 

 body. Body and tail with scarcely any tubercles, but with series of 

 long, fringed tentacles and filaments ; also the head bears similar 

 appendages. A closed egg-pouch under the tail of the male. 



Red Sea. 

 a. Adult male, two inches long. Gulf of Suez. Presented by R. 

 MacAndrew, Esq. 



Page 200. Hippocampus antiquorum. 



a-c. Adult. Algiers. Presented by Lieut.-Col. Playfair. 



Page 211. 



Erase Balistes adspersus (Tschudi) from the list of doubtful 

 species. Prof. Peters having informed me that it is identical with 

 B. macidatus (Bl. Schn.). 



Page 213. Balistes maculatus. Add to the synonymy : — 

 Balistes adspersus, Tschudi, Faun. Per. Peso. p. 31. 



a'. Young. Siam. Purchased of Mr. Jamraeh. 



h'-c'. Young. Formosa. From Consul Swinhoe's Collection. 



d'. Young. Malayan peninsula. From Dr. Cantor's Collection. 



e'. Very young. Zanzibar. From Dr. Kirk's Collection. 



/'. Verj' young. "West Indies. Purchased of M. SaUe. 



Page 216. Balistes forcipatus. 

 e. Half-grown. West Africa. From the Godeffroy Museum, as 

 Balistes Uberiensis (Steindachner). 



