﻿( 
  509 
  ) 
  

  

  XXII. 
  Descriptions 
  of 
  neiv 
  species 
  of 
  holophthalmous 
  

   Ascalaphidse. 
  By 
  Egbert 
  McLachlan, 
  F.E.S., 
  

   &c., 
  Treasurer, 
  Bnt. 
  Soc. 
  Lond. 
  

  

  [Read 
  November 
  4th, 
  1891.J 
  

  

  The 
  species 
  herein 
  described 
  are 
  as 
  follows 
  : 
  — 
  

  

  Ptynx 
  furciger. 
  Arizona. 
  

  

  Campylophlehia 
  (n. 
  g.) 
  magnifica. 
  Cameroons. 
  

  

  Idricerus 
  Ehvesii. 
  Darjeeling. 
  

  

  Idricerus 
  japonicus. 
  Japan. 
  

  

  Idricerus 
  if) 
  Albardanus. 
  Mesopotamia. 
  

  

  Four 
  of 
  these 
  are 
  in 
  my 
  collection 
  ; 
  the 
  other 
  has 
  been 
  

   obligingly 
  communicated 
  by 
  Mr. 
  Herman 
  Albarda, 
  of 
  

   Leeuwarden. 
  

  

  The 
  generic 
  term 
  Cormodes, 
  McLach. 
  (preoccupied), 
  is 
  

   changed 
  to 
  Allocor 
  modes. 
  

  

  Ptynx 
  furciger, 
  n. 
  sp. 
  

  

  Antennae 
  yellowish-brown, 
  paler 
  at 
  the 
  base 
  of 
  each 
  joint 
  and 
  

   before 
  the 
  club, 
  which 
  is 
  blackish-brown, 
  paler 
  in 
  the 
  concave 
  

   portion 
  above. 
  Head 
  above 
  blackish, 
  with 
  broad 
  yellow 
  eye- 
  

   margins, 
  clothed 
  with 
  dense 
  blackish-cinereons 
  pilosity 
  ; 
  face 
  

   wholly 
  pale 
  yellow, 
  with 
  whitish-yellow 
  pilosity 
  ; 
  mandibles 
  shining 
  

   piceous 
  at 
  the 
  tips 
  ; 
  palpi 
  pale 
  yellow, 
  the 
  terminal 
  joint 
  more 
  testa- 
  

   ceous 
  ; 
  back 
  of 
  head 
  pale 
  yellow. 
  Eyes 
  blackish, 
  finely 
  reticulated 
  

   with 
  cinereous. 
  Thorax 
  blackish 
  above, 
  with 
  blackish-cinereous 
  

   pilosity, 
  and 
  two 
  subparallel 
  distant 
  yellow 
  longitudinal 
  bands 
  ; 
  

   sides 
  and 
  pectus 
  very 
  densely 
  clothed 
  with 
  hoary 
  white 
  silken 
  

   pilosity 
  ; 
  some 
  yellow 
  spots 
  under 
  the 
  wings. 
  Legs 
  clothed 
  with 
  

   hoary 
  pilosity, 
  tibiae 
  and 
  tarsi 
  with 
  black 
  spines 
  ; 
  femora 
  black, 
  

   yellow 
  at 
  the 
  apex 
  ; 
  tibiae 
  yellow, 
  fuscescent 
  internally 
  ; 
  tarsi 
  and 
  

   claws 
  piceous. 
  Abdomen 
  slender, 
  slightly 
  shorter 
  and 
  more 
  robust 
  

   in 
  the 
  ? 
  ; 
  colour 
  more 
  or 
  less 
  cinereous 
  : 
  in 
  the 
  ^ 
  the 
  2nd 
  and 
  3rd 
  

   segments 
  above 
  are 
  clothed 
  with 
  dense 
  straight 
  outstanding 
  

   cinereous 
  hairs, 
  and 
  at 
  the 
  end 
  of 
  the 
  third 
  segment 
  there 
  is 
  a 
  

   narrow 
  semi-erect 
  yelloia 
  dorsal 
  valve 
  or 
  process 
  (about 
  2 
  mm. 
  

   long), 
  concave 
  beneath, 
  narrow 
  at 
  the 
  base, 
  widened 
  at 
  the 
  apex, 
  

   which 
  is 
  very 
  deeply 
  notched 
  or 
  slightly 
  furcate 
  ; 
  on 
  the 
  4th 
  and 
  

  

  TRANS. 
  ENT, 
  SOC. 
  LOND. 
  1891. 
  PART 
  IV. 
  (DEC.) 
  

  

  