﻿Sir'/fts 
  and 
  Hii 
  mining 
  -birds. 
  

  

  99 
  

  

  oniitlulogist, 
  i^iiided 
  by 
  sucli 
  data 
  alouc, 
  who 
  would 
  restrict 
  

   them 
  to 
  the 
  same 
  fainihj 
  ? 
  

  

  Upon 
  examining 
  and 
  comparing 
  the 
  anatomy 
  of 
  the 
  

   "soft 
  parts" 
  in 
  Swifts, 
  Swallows, 
  and 
  Humming-birds, 
  

   we 
  at 
  once 
  meet 
  with 
  numerous 
  diffeiences 
  of 
  the 
  most 
  

   decided 
  character 
  in 
  the 
  case 
  of 
  the 
  first 
  and 
  last 
  mentioned, 
  

   as 
  com|)arison 
  will 
  show. 
  

  

  Cypsf.i.i. 
  

  

  51. 
  Ill 
  the 
  arm, 
  the 
  tensor 
  pntagii 
  

   hrevis 
  muscle 
  is 
  thick 
  and 
  quadri- 
  

   lateral 
  in 
  form, 
  and 
  is 
  inserted 
  

   directlij 
  upon 
  a 
  tendinous 
  fascia 
  on 
  

   the 
  suiface 
  of 
  the 
  extetisor 
  mefa- 
  

   cmyi 
  radidlis 
  h>nr/ior 
  (see 
  fifr. 
  28, 
  

   pi. 
  22, 
  Journ. 
  Linn. 
  Soc, 
  Zool. 
  

   (Lend.), 
  vol 
  XX. 
  

  

  52. 
  Three 
  pectoral 
  muscles, 
  all 
  

   well 
  developed. 
  

  

  63. 
  Insertion 
  of 
  pccturnlis 
  vmjor 
  

   essentially 
  agveeiu;; 
  with 
  that 
  of 
  the 
  

   Swallows. 
  

  

  54. 
  Pcctornlis 
  secundus 
  muscle 
  

   inserted 
  at 
  the 
  head 
  of 
  the 
  humerus 
  

   upon 
  its 
  anconal 
  side, 
  between 
  the 
  

   summit 
  and 
  radial 
  crest 
  or 
  hook. 
  

  

  55. 
  Arrangement 
  of 
  plraitar 
  ten- 
  

   dons 
  of 
  ]:es 
  peculiar, 
  and 
  diftering 
  

   entirely 
  from 
  that 
  of 
  the 
  Trocliili. 
  

   (See 
  Garrod, 
  Coll. 
  Sci. 
  Piipers, 
  

   p. 
  294, 
  and 
  Shufeldt, 
  Linn. 
  Memoir, 
  

   p. 
  374.) 
  

  

  56. 
  Carotid 
  artery 
  single 
  (except 
  

   in 
  Ci/j)seIoides 
  \) 
  , 
  and 
  arising 
  from 
  

   the 
  aorta 
  at 
  a 
  considerable 
  distance 
  

   from 
  the 
  niediau 
  line. 
  

  

  67. 
  Heart 
  (in 
  size), 
  in 
  proportion 
  

   with 
  the 
  bird, 
  short. 
  (See 
  Liuneau 
  

   Soc. 
  Mem. 
  figs. 
  .'55 
  and 
  3<), 
  jil. 
  2.'>, 
  

   vol. 
  XX.) 
  

  

  58. 
  Trachea 
  and 
  bronchial 
  tubes 
  

   normal 
  and 
  entirely 
  different 
  from 
  

   what 
  we 
  find 
  in 
  the 
  Trochili, 
  being 
  

   more 
  Hke 
  those 
  parts 
  in 
  the 
  RwmI- 
  

   luws. 
  

  

  TuocHri-i. 
  

  

  51. 
  lu 
  the 
  arm, 
  the 
  tensor 
  pafa(/ii 
  

   breois 
  muscle 
  is 
  thick 
  and 
  conical 
  

   in 
  form, 
  and 
  is 
  inserted 
  uj.on 
  a 
  

   special 
  tendm, 
  which 
  latter 
  passes 
  

   to 
  the 
  carpus 
  for 
  insertion. 
  Other- 
  

   wise 
  peculiar. 
  '^See 
  Garrod, 
  Coll. 
  

   Sci. 
  Papers, 
  tig. 
  1, 
  pi. 
  xxiv., 
  and 
  my 
  

   tig. 
  29 
  of 
  Linneau 
  memoir.) 
  

  

  52. 
  Three 
  pectoral 
  muscles, 
  ewor- 
  

   moudy 
  developed. 
  

  

  53. 
  Insertion 
  of 
  /7ec#o;'rt//s 
  major, 
  

   owing 
  to 
  absence 
  of 
  " 
  radial 
  crest," 
  

   is 
  inserted 
  on 
  shaft 
  of 
  bone. 
  

  

  54. 
  Pectoralis 
  secimdiis 
  muscle 
  

   inserted 
  at 
  tlie 
  distal 
  margin 
  of 
  the 
  

   pneumatic 
  fossa, 
  its 
  tendon 
  crossing 
  

   the 
  head 
  of 
  the 
  humerus. 
  

  

  55. 
  Arrangement 
  oi' 
  plantar 
  ten- 
  

   dons 
  of 
  pes 
  much 
  as 
  we 
  find 
  theiu 
  

   in 
  the 
  Passe 
  res 
  ; 
  quite 
  ditlcrent 
  

   froin 
  the 
  Ci/jfseli, 
  and 
  with 
  a 
  very 
  

   " 
  definite 
  difference." 
  

  

  56. 
  ('arotid 
  artery 
  single 
  (no 
  

   known 
  exceptions), 
  and 
  arising 
  from 
  

   the 
  aorta 
  not 
  far 
  from 
  the 
  median 
  

   line. 
  

  

  57. 
  Heart 
  of 
  enormou.s 
  size 
  in 
  

   proportion 
  with 
  the 
  size 
  of 
  the 
  bird, 
  

   luarki 
  dly 
  Ian//. 
  

  

  58. 
  Trachea 
  and 
  bronchi.il 
  tubes 
  

   almost 
  unique 
  (their 
  countei-part 
  

   seen 
  only 
  [?] 
  iu 
  Ajajn 
  !). 
  (See 
  

   .Iiiuru. 
  Linn. 
  Soc. 
  lig. 
  ."i-''!, 
  jil. 
  23, 
  

   \ 
  111. 
  w. 
  I 
  

  

  II 
  2 
  

  

  