﻿ADKINIA 
  BIPUNCTIDACTYLA. 
  335 
  

  

  (1827); 
  Stphs., 
  "Illus. 
  Haust.," 
  p. 
  372 
  (1834) 
  ; 
  Wood, 
  "Ind. 
  Ent.,'' 
  1st 
  ed., 
  p. 
  

   235, 
  pi. 
  li., 
  fig. 
  1629 
  (1839) 
  ; 
  Sta., 
  " 
  Man.," 
  ii., 
  p. 
  442 
  (1859) 
  ; 
  Barr., 
  " 
  Ent. 
  Mo. 
  

   Mag.," 
  xviii., 
  p. 
  178 
  (1882); 
  Porritt, 
  "Ent. 
  Mo. 
  Mag.," 
  xxi., 
  p. 
  208 
  (1885); 
  Tutt, 
  

   " 
  Young 
  Nat.," 
  x., 
  p. 
  164 
  (1889) 
  ; 
  South, 
  "Entom.," 
  xxii., 
  p. 
  34 
  (1889) 
  ; 
  Barr., 
  

   "Lep. 
  Brit. 
  Isles," 
  ix., 
  p. 
  375, 
  pi. 
  415, 
  figs. 
  5-5c 
  (1904). 
  Mictodactylus, 
  Dup., 
  

   il 
  Hist. 
  Nat.," 
  p. 
  661, 
  pi. 
  314, 
  fig. 
  1 
  (1838) 
  ; 
  Zell., 
  " 
  Isis," 
  p. 
  837 
  (in 
  part, 
  var. 
  6) 
  

   (1841). 
  Aridus, 
  [Zell., 
  " 
  Isis," 
  p. 
  904 
  (1847) 
  ; 
  " 
  Stett. 
  Ent. 
  Ztg.," 
  p. 
  210 
  (1850) 
  ; 
  

   "Linn. 
  Ent.," 
  vi., 
  p. 
  366 
  (1852) 
  ; 
  H.-Sch., 
  " 
  Sys. 
  Bearb.," 
  v., 
  p. 
  376 
  (1855) 
  ; 
  ] 
  

   Gregs., 
  "Ent. 
  Mo. 
  Mag.," 
  vii., 
  p. 
  88 
  (1870) 
  ; 
  Knaggs, 
  " 
  Ent. 
  Ann.," 
  p. 
  94 
  (1871); 
  

   Staud. 
  and 
  Wocke, 
  "Cat.," 
  2nd 
  ed., 
  p. 
  343 
  (1871); 
  Tutt, 
  " 
  Pter. 
  Brit.," 
  p. 
  88 
  

   (1895). 
  Serotinus, 
  Zell., 
  "Linn. 
  Ent.," 
  p. 
  361 
  (1852); 
  H.-Sch.," 
  Sys. 
  Bearb.," 
  v., 
  

   p. 
  376 
  (1855); 
  Frey, 
  "Die 
  Tin.," 
  etc.," 
  p. 
  411 
  (1856); 
  Wallgrn.," 
  Oefvers 
  K. 
  V. 
  A. 
  

   Forh.," 
  p. 
  222 
  (1856); 
  " 
  Skand. 
  Fjad.," 
  p. 
  18 
  (1859); 
  Tgstrm., 
  " 
  Anmaerk," 
  etc., 
  

   p. 
  200 
  (1859); 
  Ross., 
  " 
  Wien. 
  Ent. 
  Monats.," 
  p. 
  201 
  (1864); 
  Jord., 
  "Ent. 
  

   Mo. 
  Mag.," 
  p. 
  123 
  (1869); 
  Nolck., 
  "Lep. 
  Fn. 
  Estl.," 
  p. 
  807 
  (1871); 
  Hein. 
  

   and 
  Wocke," 
  Schmett. 
  Deutsch.," 
  hi., 
  pt. 
  2, 
  p. 
  794 
  (1877); 
  Frey, 
  "Lep. 
  der 
  

   Schweiz," 
  p. 
  430 
  (1880); 
  Snell.," 
  De 
  Vlind.," 
  ii., 
  2, 
  p. 
  1038 
  (1882); 
  Sorhgn., 
  

   "Die 
  Kleinschm. 
  Brandbg.," 
  p. 
  5 
  (1886). 
  Plagiodactylus, 
  Sta., 
  " 
  Sys. 
  Cat.," 
  

   app. 
  p. 
  28 
  (1849); 
  Zell., 
  "Linn. 
  Ent.," 
  vi., 
  p. 
  368 
  (1852); 
  H.-Sch., 
  " 
  Sys. 
  Bearb.," 
  

   v., 
  p. 
  377 
  (1855) 
  ; 
  supp. 
  fig. 
  22 
  (1853) 
  ; 
  Frey, 
  " 
  Die 
  Tin.," 
  p. 
  412, 
  in 
  part 
  (1856) 
  ; 
  

   Sta., 
  "Man.," 
  ii., 
  p. 
  442 
  (1859); 
  Jord., 
  "Ent. 
  Mo. 
  Mag.," 
  vi., 
  p. 
  123 
  (1869); 
  

   Staud., 
  " 
  Cat.," 
  2nd 
  ed., 
  p. 
  343 
  (1871) 
  ; 
  Hein. 
  and 
  Wocke, 
  " 
  Schmett. 
  Deutsch.," 
  

   iii., 
  pt. 
  2, 
  p. 
  796 
  (1877) 
  ; 
  Zell., 
  " 
  Stett. 
  Ent. 
  Zeitg.," 
  p. 
  164 
  (1878) 
  ; 
  Frey, 
  "Lep. 
  

   der 
  Schweiz," 
  p. 
  430, 
  in 
  part 
  (1880); 
  Barr., 
  " 
  Ent. 
  Mo. 
  Mag.," 
  xviii., 
  p. 
  178 
  (1882); 
  

   Tutt, 
  "Brit. 
  Pter.," 
  pp. 
  87-89 
  (1895) 
  ; 
  Porritt, 
  "Buckler's 
  Larvaa," 
  etc., 
  ix., 
  p. 
  359, 
  

   pi. 
  163, 
  fig. 
  9 
  (1901). 
  Plagiodactyla, 
  Meyr., 
  " 
  Trans. 
  Ent. 
  Soc. 
  Lond.," 
  p. 
  487 
  

   (1890). 
  Serotina, 
  Hoffm., 
  " 
  Deutsch. 
  Pter.," 
  p. 
  75 
  (1895). 
  

  

  Oeiginal 
  description." 
  — 
  Phalaena 
  bipunctidactyla. 
  Long. 
  lin. 
  4. 
  

   Alse 
  antics 
  cinereas; 
  pimctis 
  tribus, 
  nigris, 
  lineaque 
  fusca 
  longitu- 
  

   dinali 
  in 
  limbo. 
  In 
  sylvestribus. 
  Alas 
  superiores 
  bifidse 
  ; 
  incisura 
  

   lin. 
  1-| 
  longa, 
  segmentis 
  parallelis, 
  supra 
  pari 
  uno 
  punctorum 
  

   nigrorum, 
  intervallo 
  lin. 
  If 
  ab 
  alae 
  apice 
  distantium, 
  punctoque 
  alio 
  

   minore 
  eodem 
  intervallo, 
  a 
  basi 
  aliisque 
  punctis 
  remoto. 
  Alse 
  posticas 
  

   trifidse, 
  fusco-ferrugineaB 
  nitidse. 
  Abdomen 
  alis 
  posticis 
  concolor, 
  lineis 
  

   argenteis 
  dorsalibus 
  binis, 
  lateralibus 
  denuo 
  binis 
  sed 
  ad 
  medium 
  usque 
  

   non 
  productis, 
  infra 
  iterum 
  binis; 
  praeter 
  has, 
  est 
  lineola 
  nigra 
  lateralis 
  

   ad 
  basim 
  abdominis 
  (Scopoli, 
  Ent. 
  Cam., 
  p. 
  257). 
  

  

  Imago. 
  — 
  20mm. 
  -23mm. 
  Forewings 
  greyish-brown 
  ; 
  the 
  costal 
  area 
  

   distinctly 
  darker 
  than 
  the 
  inner 
  marginal 
  area 
  ; 
  a 
  double 
  blackish 
  spot 
  

   at 
  the 
  end 
  of 
  the 
  fissure, 
  another 
  single 
  small 
  one 
  between 
  these 
  and 
  

   the 
  base 
  of 
  wing 
  ; 
  sometimes 
  a 
  faint 
  longitudinal 
  streak 
  in 
  the 
  inner 
  

   half 
  of 
  upper 
  lobe, 
  and 
  two 
  towards 
  the 
  outer 
  margin 
  of 
  lower 
  lobe 
  ; 
  a 
  

   faint 
  dot 
  at 
  anal 
  angle 
  of 
  upper 
  lobe, 
  and 
  two 
  on 
  outer 
  margin 
  of 
  

   lower 
  lobe 
  ; 
  scattered 
  white 
  scales 
  are 
  situated 
  along 
  the 
  nervures 
  in 
  

   costal 
  half, 
  and 
  a 
  series 
  of 
  short 
  dark 
  streaks 
  sometimes 
  give 
  the 
  

   appearance 
  of 
  a 
  longitudinal 
  line 
  close 
  to, 
  and 
  parallel 
  with, 
  the 
  middle 
  

   of 
  the 
  inner 
  margin 
  ; 
  a 
  faint 
  transverse 
  pale 
  line 
  sometimes 
  crosses 
  the 
  

   upper 
  lobe, 
  and 
  rarely 
  both 
  lobes 
  ; 
  the 
  fringes 
  dark 
  grey, 
  paler 
  towards 
  

   the 
  apex. 
  The 
  hindwings 
  glossy 
  brownish-grey, 
  fringes 
  glossy 
  dark 
  

   grey, 
  paler 
  at 
  bases. 
  

  

  Variation. 
  — 
  This 
  is 
  a 
  somewhat 
  variable 
  species, 
  although 
  the 
  

   variation 
  is 
  confined 
  to 
  comparatively 
  narrow 
  limits. 
  In 
  Britain, 
  there 
  

  

  * 
  Length 
  4 
  lines. 
  Forewings 
  grey, 
  with 
  three 
  black 
  dots, 
  and 
  a 
  fusoons 
  

   longitudinal 
  line 
  towards 
  the 
  border 
  (inner 
  margin). 
  In 
  woody 
  plaoes. 
  Upper 
  

   wings 
  bifid 
  ; 
  the 
  incision 
  1£ 
  lines 
  long, 
  segments 
  parallel 
  ; 
  above, 
  one 
  pair 
  ol 
  two 
  

   black 
  dots, 
  distant 
  from 
  the 
  apex 
  of 
  the 
  wing 
  bv 
  an 
  interval 
  oi 
  L§ 
  linos, 
  another 
  

   smaller 
  dot 
  separated 
  by 
  the 
  same 
  distance 
  from 
  the 
  base, 
  ami 
  from 
  the 
  Other 
  dots. 
  

   Hindwings 
  trifid, 
  fusco-ferruginous, 
  shining, 
  etc. 
  

  

  