﻿464 
  ACTINOPTERYGII. 
  

  

  41857. 
  Another 
  large 
  imperfect 
  fish, 
  displayed 
  from 
  the 
  ventro- 
  

   lateral 
  aspect 
  ; 
  Lyme 
  Regis. 
  Purchased, 
  1870. 
  

  

  38110. 
  Large 
  distorted 
  specimen, 
  dorsal 
  aspect, 
  showing 
  vertebral 
  

   rings 
  in 
  the 
  abdominal 
  region 
  ; 
  Lyme 
  Regis. 
  The 
  course 
  

   of 
  the 
  lateral 
  line 
  on 
  the 
  cranial 
  roof 
  in 
  the 
  interorbital 
  

   region 
  is 
  marked 
  by 
  few 
  transversely 
  elongated 
  bosses. 
  

  

  Purchased, 
  1864. 
  

  

  P. 
  421. 
  Specimen 
  0-12 
  in 
  length, 
  showing 
  the 
  fulcra 
  on 
  the 
  

   median 
  fins 
  ; 
  Lyme 
  Regis. 
  

  

  Presented 
  by 
  F. 
  Seymour 
  Haden, 
  Esq., 
  1882. 
  

  

  P. 
  1046 
  b. 
  Equally 
  large 
  fish 
  wanting 
  the 
  dorsal 
  fin 
  and 
  the 
  upper 
  

   lobe 
  of 
  the 
  caudal 
  fin 
  ; 
  Lyme 
  Regis. 
  Egerton 
  Coll. 
  

  

  38534, 
  38730, 
  38738. 
  Three 
  fishes 
  about 
  0-115 
  in 
  length, 
  the 
  first 
  

   much 
  broken 
  in 
  the 
  region 
  of 
  the 
  head 
  ; 
  Lyme 
  Regis. 
  In 
  

   the 
  first 
  specimen 
  the 
  fulcra 
  of 
  the 
  right 
  pectoral 
  fin 
  are 
  

   conspicuous 
  and 
  have 
  the 
  appearance 
  of 
  being 
  firmly 
  

   united. 
  Purchased, 
  1864-65. 
  

  

  47461, 
  47466. 
  Two 
  equally 
  large 
  fishes, 
  somewhat 
  imperfect 
  and 
  

   distorted 
  ; 
  Lyme 
  Regis. 
  Purchased, 
  1876. 
  

  

  48008-10. 
  Two 
  small 
  fishes 
  0*092 
  and 
  0*105 
  in 
  length 
  respectively, 
  

   and 
  a 
  larger 
  distorted 
  fish, 
  ventro-lateral 
  aspect; 
  Lyme 
  

   Regis. 
  Purchased, 
  1877. 
  

  

  P. 
  3595, 
  P. 
  4415-16. 
  Four 
  typical 
  specimens, 
  from 
  0*09 
  to 
  0*125 
  

   in 
  length 
  ; 
  Lyme 
  Regis. 
  Enniskillen 
  Coll. 
  

  

  36313. 
  A 
  much-abraded 
  imperfect 
  large 
  specimen, 
  wanting 
  the 
  

   median 
  fins, 
  probably 
  of 
  this 
  species 
  ; 
  Lyme 
  Regis. 
  

  

  Presented 
  by 
  Miss 
  Wilson, 
  1862. 
  

  

  Pholidophorus 
  limbatus, 
  Agassiz. 
  

   [Plate 
  XII. 
  fig. 
  7.] 
  

  

  1833-44. 
  Pholidophorus 
  limbatus, 
  L. 
  Agassiz, 
  Poiss. 
  Foss. 
  vol. 
  ii. 
  pt. 
  i. 
  

   pp. 
  9, 
  282, 
  pi. 
  xxxvii. 
  figs. 
  1-5. 
  

  

  Type. 
  Distorted 
  specimens 
  of 
  trunk. 
  

  

  A 
  species 
  of 
  moderate 
  size, 
  attaining 
  a 
  length 
  of 
  about 
  0*18-0*2. 
  

   Length 
  of 
  head 
  with 
  opercular 
  apparatus 
  almost 
  as 
  great 
  as 
  the 
  

   maximum 
  depth 
  of 
  the 
  trunk, 
  and 
  contained 
  four-and-a-half 
  times 
  

   in 
  the 
  total 
  length 
  of 
  the 
  fish. 
  The 
  rugose 
  ornament 
  of 
  the 
  head 
  

   and 
  opercular 
  bones 
  very 
  feeble 
  or 
  absent 
  ; 
  maxilla 
  comparatively 
  

  

  