﻿[37] 
  CATALOGUE 
  OF 
  THE 
  FISHES 
  OF 
  NORTH 
  AMERICA. 
  825 
  

  

  452. 
  Opisthonema 
  libertate 
  x 
  Giintber. 
  P. 
  

  

  116.— 
  BREVOORTIA 
  Gill. 
  (125) 
  

  

  453. 
  Brevoortia 
  tyrannus 
  Latrobe. 
  N. 
  S. 
  (450) 
  

   453 
  b. 
  Brevoortia 
  tyrannus 
  patronus 
  Goocle. 
  S. 
  (449) 
  

  

  117.— 
  OPISTHOPTERUS 
  2 
  Gill. 
  

  

  454. 
  Opisthopterus 
  lutipinnis 
  3 
  Jordan 
  & 
  Gilbert. 
  P. 
  

  

  Family 
  XL.— 
  DOROSOMIDJE. 
  (38) 
  

  

  118.— 
  DOROSOMA 
  Rafinesque. 
  (126) 
  

  

  455. 
  Dorosorna 
  cepediautim 
  Le 
  Sueur. 
  V: 
  S. 
  N. 
  (451) 
  

  

  456. 
  Dorosoma 
  mexicanum 
  Giintber. 
  S. 
  (451 
  b) 
  

  

  Family 
  XLI.— 
  ENGRAULIDiE. 
  (39) 
  

   119.-STOLEPHORT7S 
  Lacepede. 
  (127) 
  

  

  457. 
  Stolephorus 
  ringens 
  Jeuyns. 
  C. 
  P. 
  (452) 
  

  

  458. 
  Stolephorus 
  macrolepidotus 
  4 
  Kner 
  & 
  Steindacbuer. 
  P. 
  

  

  459. 
  Stolephorus 
  opercularis 
  5 
  Jordan 
  & 
  Gilbert. 
  P. 
  

  

  460. 
  Stolephorus 
  browni 
  Gmelin. 
  N. 
  S. 
  W. 
  (453) 
  

  

  461. 
  Stolephorus 
  perthecatus 
  Goodo 
  & 
  Bean. 
  S. 
  

  

  1 
  Meletta 
  libertatis 
  Giintber, 
  Proc. 
  Zool. 
  Soc, 
  Lond., 
  1866, 
  303; 
  Clupea 
  Hbertatis 
  Giin- 
  

   tber, 
  VII, 
  433; 
  Opisthonema 
  liberlaie 
  Jordan 
  & 
  Gilbert, 
  Proc. 
  U. 
  S. 
  Nat. 
  Mus., 
  1882, 
  

   022 
  ; 
  Mazatlan 
  to 
  Panama, 
  abundant. 
  

  

  3 
  Opisthopterus 
  Gill. 
  

  

  (Proc. 
  Ac. 
  Nat. 
  Sci. 
  Phil., 
  1861 
  ; 
  31; 
  type 
  Pristigaster 
  tartoor 
  Cuv. 
  & 
  Val.) 
  

  

  Body 
  elongate, 
  very 
  much 
  compressed, 
  with 
  tbo 
  abdomen 
  prominent 
  and 
  strongly 
  

   serrated. 
  Scales 
  thin, 
  deciduous, 
  of 
  moderate 
  size. 
  Lower 
  jaw 
  projecting; 
  teeth 
  

   rather 
  small, 
  in 
  villiform 
  bands 
  on 
  both 
  jaws, 
  palatines, 
  pterygoids 
  and 
  tongue; 
  

   vomer 
  toothless. 
  Dorsal 
  fin 
  small, 
  considerably 
  behind 
  middle 
  of 
  body. 
  Anal 
  fin 
  

   very 
  long. 
  Ventrals 
  wanting. 
  Caudal 
  deeply 
  forked. 
  Tropical 
  parts 
  of 
  the 
  Pacific. 
  

   (077X6077, 
  behind; 
  ittdpov, 
  fin, 
  the 
  dorsal 
  being 
  placed 
  farther 
  backward 
  than 
  in 
  the 
  

   closely 
  related 
  genus 
  Pristigaster. 
  ) 
  

  

  3 
  Pristigaster 
  lutipinnis 
  Jordan 
  & 
  Gilbert, 
  Proc. 
  U. 
  S. 
  Nat. 
  Mus., 
  1881, 
  340. 
  Gulf 
  of 
  

   California 
  and 
  southward. 
  

  

  4 
  Stolephorus 
  macrolepidotus 
  Kner 
  & 
  Steindachner. 
  Body 
  comparatively 
  short 
  and 
  

   deep. 
  Head 
  one-fourth 
  longer 
  than 
  deep. 
  Snout 
  very 
  short, 
  not 
  projecting 
  far 
  beyond 
  

   lower 
  jaw. 
  Jaws 
  toothless. 
  Maxillary 
  narrow, 
  rounded 
  behind, 
  extending 
  to 
  angle 
  of 
  

   preoporcle. 
  Abdomen 
  slightly 
  compressed. 
  Scales 
  adherent. 
  Origin 
  of 
  dorsal 
  slightly 
  

   behind 
  middle 
  of 
  body. 
  Silvery, 
  sides 
  with 
  an 
  indistinct 
  bluish 
  band. 
  Head 
  3^ 
  ; 
  depth 
  

   3, 
  D. 
  12, 
  A. 
  28. 
  Scales 
  35-9. 
  Mazatlan 
  to 
  Panama, 
  one 
  of 
  the 
  largest 
  of 
  the 
  Ameri- 
  

   can 
  species 
  of 
  Stolephorus. 
  

  

  {Engraulis 
  macrolepidotus 
  Kner 
  & 
  Steindacbuer, 
  Abbandl. 
  Bayer, 
  Akad. 
  Wiss. 
  X, 
  

   1864; 
  Engraulis 
  macrolepidotus 
  Giintber, 
  VII, 
  335.) 
  

  

  5 
  Stolephorus 
  opercularis 
  Jordan 
  & 
  Gilbert. 
  Proc. 
  U. 
  S. 
  Nat. 
  Mus., 
  1881, 
  275. 
  (Gulf 
  

   of 
  California.) 
  

  

  6 
  Stolephorus 
  perthecatus 
  Goode 
  & 
  Bean., 
  Proc. 
  U. 
  S. 
  Nat. 
  Mus., 
  1882, 
  434. 
  

  

  Pensacola, 
  Fla. 
  Apparently 
  distinguished 
  from 
  S. 
  browni 
  by 
  the 
  short 
  aual 
  and 
  from 
  

   S. 
  perfasciatiis 
  by 
  the 
  long 
  maxillary. 
  

  

  