﻿822 
  REPORT 
  OF 
  COMMISSIONER 
  OF 
  FISH 
  AND 
  FISHERIES. 
  [34] 
  

  

  Family 
  XXXIIL— 
  CHABACIXLD^. 
  (32) 
  

  

  105.— 
  TETRAGONOPTERUS 
  Cuvier. 
  (114) 
  

   § 
  Astyanax 
  Baird 
  & 
  Girard. 
  

  

  425. 
  Tetragonopterus 
  argentatus 
  Baird 
  & 
  Girard. 
  Vsw. 
  (429) 
  

  

  Order 
  O.— 
  ISOSPONDYLI. 
  (M) 
  

   Family 
  XXXIV.— 
  ALEPQCEPHALID2E. 
  (33) 
  

  

  106— 
  ALEPOCEPHAIiUS 
  Risso. 
  (115) 
  

  

  426. 
  Alepocephalus 
  bairdii 
  Goodo 
  & 
  Bean. 
  B. 
  (430) 
  

  

  427. 
  Alepocephalus 
  agassizii 
  l 
  Goode 
  & 
  Beau. 
  B. 
  

  

  428. 
  Alepocephalus 
  productus- 
  Gill. 
  B. 
  

  

  Family 
  XXXV.— 
  ALBULIDiE. 
  (34) 
  

  

  107.— 
  ALBULA 
  (Gronow) 
  Blocli 
  & 
  Schneider. 
  (11G) 
  

  

  429. 
  Albula 
  vulpes 
  Linnrcus. 
  S. 
  W. 
  C. 
  P. 
  (116) 
  

  

  Family 
  XXXVI.— 
  HYODONTID^. 
  (35) 
  

  

  108.— 
  HYODON 
  Le 
  Sueur. 
  (117) 
  

  

  430. 
  Hyodon 
  alosoides 
  Rafmesquc. 
  Vw. 
  (432) 
  

  

  431. 
  Hyodon 
  tengisus 
  Lo 
  Sueur. 
  Vw. 
  (433) 
  

  

  432. 
  Hyodon 
  selenops 
  Jordan 
  & 
  Bean. 
  Vsw 
  (434) 
  

  

  Family 
  XXXVII.— 
  ELOPID^. 
  (30) 
  

  

  109.— 
  ELOPS 
  Linnaeus. 
  (118) 
  

  

  433. 
  Elops 
  saurus 
  Linnaeus. 
  S. 
  W. 
  P. 
  (435} 
  

  

  110.— 
  MEGALOPS 
  Laccpedc. 
  (119) 
  

  

  434. 
  Megalops 
  atlanticus 
  Cuv. 
  & 
  Val. 
  S. 
  W. 
  (43f>) 
  

  

  1 
  Alepocephalus 
  agassizii 
  Goode 
  & 
  Beau. 
  

  

  Dusky 
  ; 
  head 
  and 
  fins 
  nearly 
  hlack. 
  Body 
  a 
  little 
  deeper 
  than 
  in 
  A. 
  bairdii. 
  Head 
  

   compressed, 
  tho 
  snout 
  conically 
  elongate, 
  the 
  lower 
  jaw 
  slightly 
  produced 
  ; 
  width 
  of 
  

   head 
  9£ 
  in 
  length 
  of 
  hody 
  (12 
  in 
  A. 
  bairdii). 
  Eye 
  3| 
  in 
  head 
  (4^ 
  in 
  A. 
  bairdii). 
  Scales 
  

   parchment-like. 
  Dorsal 
  inserted 
  directly 
  ahove 
  vent, 
  the 
  distance 
  from 
  its 
  origin 
  to 
  

   hase 
  of 
  caudal 
  one-third 
  its 
  distance 
  from 
  front 
  of 
  eye. 
  Anal 
  inserted 
  under 
  second 
  ray 
  

   of 
  dorsal. 
  Length 
  of 
  pectoral 
  equal 
  to 
  diameter 
  of 
  eye 
  and 
  10i 
  in 
  hody. 
  Ventral 
  ahout 
  

   one-sixth 
  of 
  head. 
  Head 
  3 
  ; 
  depth 
  5. 
  D. 
  15; 
  A. 
  17. 
  Scales 
  10-90-11. 
  Gulf 
  Stream, 
  

   hit. 
  30°, 
  in 
  922 
  fathoms. 
  (Goode 
  <?• 
  Bmn.) 
  (Goode 
  & 
  Bean, 
  Bull. 
  Mns. 
  Comp. 
  Zocil, 
  

   1682,215.) 
  

  

  2 
  Alepocephalus 
  productus 
  Gill, 
  Proc. 
  II. 
  S. 
  Nat. 
  Mas., 
  1883, 
  250. 
  Gulf 
  Stream, 
  in 
  deep 
  

   water. 
  

  

  