﻿LVII 
  

  

  with 
  the 
  second 
  joint 
  a 
  little 
  shorter 
  than 
  the 
  third(remaining 
  joints 
  

   mutilated); 
  pronotal 
  angles 
  produced 
  into 
  short, 
  thick 
  obtusely 
  

   pointed 
  spines. 
  The 
  corium 
  is 
  rather 
  more 
  greenish 
  in 
  hue 
  than 
  the 
  

   head 
  or 
  pronotum. 
  

  

  Long. 
  : 
  8 
  millira. 
  

  

  Hab. 
  Niam-lNiam 
  (Bohndorff). 
  

  

  Zangis 
  guineensis 
  ttar. 
  

  

  Edessa 
  guineensis 
  Fabr. 
  Syst. 
  Rhng. 
  p. 
  151, 
  27 
  (1803). 
  

  

  In 
  a 
  séries 
  of 
  spécimens 
  collected 
  at 
  Niam-Niam, 
  considérable 
  

   variation 
  occurs 
  from 
  the 
  typical 
  form 
  of 
  the 
  species. 
  In 
  ail 
  of 
  them 
  

   the 
  black 
  markings 
  of 
  the 
  upper 
  surface 
  are 
  considerably 
  dimi- 
  

   nished, 
  and 
  the 
  markings 
  to 
  the 
  pronotum 
  always 
  faint 
  and 
  some- 
  

   times 
  obliterated. 
  The 
  two 
  spots 
  to 
  the 
  scutellum 
  are 
  generally 
  

   présent 
  though 
  small, 
  but 
  even 
  thèse 
  are 
  sometimes 
  absent. 
  

  

  Zangis 
  niamensis 
  n. 
  sp. 
  

  

  Pale 
  emerald-green; 
  eyes, 
  ocelli, 
  rostrum, 
  coxse 
  and 
  a 
  central 
  

   narrow 
  longitudinal 
  fascia 
  to 
  abdomen 
  beneath, 
  pale 
  brownish- 
  

   ochraceous; 
  antennae 
  green, 
  second 
  joint, 
  apex 
  of 
  third 
  joint, 
  and 
  

   fourth 
  joint 
  (excluding 
  base) 
  pale 
  castaneous 
  — 
  apical 
  joint 
  muti- 
  

   lated; 
  extrême 
  latéral 
  margins 
  of 
  head, 
  pronotum, 
  base 
  of 
  corium 
  

   and 
  abdomen, 
  very 
  narrowly 
  pale 
  castaneous. 
  

  

  Head 
  thickly 
  and 
  somewhat 
  coarsely 
  punctate, 
  antennae 
  with 
  the 
  

   third 
  and 
  fourth 
  joints 
  subequal 
  in 
  length, 
  second 
  longer 
  than 
  first, 
  

   but 
  shorter 
  than 
  third 
  or 
  fourth; 
  pronotum 
  and 
  scutellum 
  very 
  

   coarsely 
  and 
  distinctly 
  transversely 
  rugose; 
  corium 
  thickly 
  punctate 
  

   and 
  slightly 
  rugulose, 
  the 
  latéral 
  margins 
  tranversely 
  rugose; 
  

   rostrum 
  just 
  passing 
  the 
  posterior 
  coxse. 
  

  

  Long. 
  : 
  16 
  to 
  17 
  millim. 
  

  

  Niam-Niam 
  (Bohndorff). 
  

  

  The 
  principal 
  distinguishing 
  character 
  of 
  this 
  species 
  is 
  the 
  pro- 
  

   nounced 
  transverse 
  rugosity 
  of 
  the 
  pronotum 
  and 
  scutellum. 
  

  

  Cyclogastridea 
  equatoria 
  n, 
  sp. 
  

  

  Ochraceous 
  unicolorous. 
  

  

  head 
  with 
  the 
  latéral 
  lobes 
  coarsely 
  punctate; 
  antennae 
  with 
  the 
  

   second 
  joint 
  a 
  little 
  longer 
  than 
  the 
  third 
  which 
  is 
  sulcated 
  near 
  the 
  

   apex, 
  fourth 
  joint 
  sulcated 
  for 
  nearly 
  its 
  entire 
  length. 
  Pronotum 
  

   finely 
  and 
  thickly 
  punctate 
  and 
  subrugulose, 
  the 
  latéral 
  margins 
  

   slightly 
  ampliated 
  and 
  convex, 
  scutellum 
  and 
  corium 
  finely 
  punctate. 
  

   Metasternal 
  plate 
  large, 
  triangular, 
  the 
  latéral 
  angles 
  strongly 
  

   produced, 
  its 
  posterior 
  margin 
  strongly 
  grooved 
  to 
  reçoive 
  short 
  

   abdominal 
  spine; 
  abdomen 
  with 
  a 
  short 
  latéral 
  streak 
  of 
  dark 
  punc- 
  

   tures 
  on 
  each 
  segment 
  near 
  its 
  latéral 
  margin. 
  

  

  Long. 
  : 
  25 
  millim. 
  

  

  Hab. 
  Niam-Niam 
  (Bohndorff). 
  

  

  