REPOET ON THE DEEP-SEA FISHES. 65 



Peristethus murrayi. 



Peristethns murrmji, Giintli, Pieport on the Shore Fishes, Zool. Chall. Exp., part vi. p. 52, 

 pi. xxxii. fig. A. 



Discovered by the Challenger in the Sea of Banda, at a depth of 200 fathoms. 



Peristethus liorhynchus. 



Peristethus liorhynchus, Giinth., Report on the Shore Fishes, Zool. Chall. Exp., part vi. p. 56. 



First found at Manado, and rediscovered by the Challenger at the Admiralty Islands, 

 in 152 fathoms. 



Peristethus micronema. 



Peristedicm imberbe, Poey, Repert Fia Nat. Cuba, ii. pp. 158, 462. 

 Peristedion micronemus, Poey, Ann. Lye. Nat. Hist. New York, ix. p. 321. 



This species must inhabit the same depth as Polymixia nobilis, as Poey found it in 

 the stomach of a specimen of that fish. He considers it as a distinct species charac- 

 terised by the minute size of the mandibular}^ tentacles. 



Peristethus truncaf.um. 



Peristethus fruncatum, Giinth., Report on the Shore Fishes, Zool. Chall. Exp., part vi. p. 7. 



Ill the Report on the Challenger Shore Fishes, p. 7, this species was described from 

 the coast off Pernambuco ; but it was stated to be uncertain whether the fish was caught 

 in 30 or 350 fathoms. 



Agonus, Bl. Schn. 

 Agonus decagonus. 



Agonus dccagomw, Bl. Schn., p. 105. 



Aspidophorus sj^wjsissimiis, Kroyer, Nat. Hist. Tidsskr., i., 1844, p. 250; Gaimard, Voy. 



Scand., pi. v. 

 „ mrdarmoidcs, Deslongch., Mto. Soc. Linn. Norm., vol. ix., 1853, p. 1G7. 



Agonm decagomis, Collett, Noiges Fisk. p. 40; Norsk. Nordh. Exped. Fisk., p. 44, pi. ii. figs. 



11-12. 

 „ ,, Lilljob., Sverig. och Norg. Fisk., p. 193. 



An Arctic littoral species, extending from the coasts of Greenland and Newfoundland 

 to Iceland, Spitzbergcn and Norway, and descending to a depth of 260 fathoms. 



(zool. CnALL. EXP. — PART LVII. — 1886.) Lll 9 



