﻿260 
  

  

  Mr. 
  C. 
  T. 
  Regan 
  on 
  

  

  which 
  is 
  truncated 
  distally, 
  where 
  it 
  joins 
  the 
  clei 
  thrum 
  above 
  

   the 
  symphysis 
  ; 
  4 
  radials, 
  the 
  lower 
  rather 
  strongly 
  enlarged 
  

   and 
  with 
  large 
  foramina 
  between 
  them, 
  the 
  lowest 
  and 
  part 
  of 
  

   the 
  next 
  inserted 
  on 
  the 
  hypocoracoid. 
  Pelvic 
  bones 
  elongate. 
  

   Vertebrae 
  26 
  to 
  35 
  ; 
  ribs 
  and 
  epipleurals 
  inserted 
  together, 
  on 
  

   parapophyses 
  when 
  these 
  are 
  developed. 
  

  

  Five 
  families 
  may 
  be 
  recognized, 
  and 
  their 
  relations 
  may 
  

   be 
  expressed 
  thus 
  : 
  — 
  

  

  Haplodaetylidoe. 
  

  

  Latrididae. 
  

  

  Chironemidse. 
  

  

  Chilodactylidae. 
  

  

  Cirrhitidse. 
  

  

  1. 
  Cirrhitidse. 
  

  

  Dorsal 
  X 
  11-14. 
  Anal 
  III 
  6-9. 
  Simple 
  rays 
  of 
  the 
  

   pectoral 
  more 
  or 
  less 
  thickened 
  and 
  produced. 
  Mouth 
  

   terminal, 
  protractile 
  ; 
  villiform 
  teeth 
  in 
  jaws 
  and 
  on 
  vomer, 
  

   sometimes 
  on 
  palatines 
  ; 
  jaws 
  formed 
  as 
  in 
  the 
  Serranidse, 
  the 
  

   prsemaxillary 
  rami 
  with 
  posterior 
  expansions, 
  the 
  maxillaries 
  

   exposed, 
  broadest 
  distally. 
  A 
  broad 
  subocular 
  shelf. 
  Occi- 
  

   pital 
  crest 
  moderate, 
  commencing 
  behind 
  or 
  above 
  the 
  poste- 
  

   rior 
  part 
  of 
  the 
  orbit 
  ; 
  parietal 
  crests 
  feeble 
  or 
  absent 
  ; 
  

   frontals 
  with 
  well-marked 
  supraorbital 
  flanges. 
  Vertebras 
  

   26 
  to 
  28 
  (10 
  +- 
  16-18) 
  ; 
  praecaudals 
  with 
  parapophyses 
  from 
  

   the 
  fourth 
  or 
  fifth 
  ; 
  1 
  to 
  3 
  ribs 
  sessile. 
  

  

  Genera 
  : 
  Isobuna, 
  Cirrhites, 
  Cirrhitichthys, 
  Oxycirrlutes. 
  

  

  2. 
  Chironemidae. 
  

  

  Dorsal 
  XIV-XV 
  16-18. 
  Anal 
  III 
  6-7. 
  Villiform 
  or 
  

   conical 
  teeth 
  in 
  jaws 
  and 
  on 
  vomer. 
  Praemaxillary 
  rami 
  

   with 
  posterior 
  expansions 
  vestigial 
  or 
  absent 
  ; 
  maxillary 
  with 
  

   a 
  strong 
  posterior 
  expansion 
  just 
  below 
  its 
  palatine 
  articula- 
  

   tion. 
  No 
  subocular 
  shelf. 
  Occipital 
  crest 
  very 
  short, 
  deve- 
  

   loped 
  only 
  on 
  the 
  posterior 
  surface 
  of 
  the 
  skull 
  ; 
  no 
  parietal 
  

   crests. 
  Vertebras 
  33 
  (13 
  + 
  20); 
  praecaudals 
  with 
  para- 
  

  

  