﻿LIX 
  

  

  half 
  transversely 
  rugose, 
  the 
  anterior 
  half 
  tranversely 
  rugulose, 
  

   exceptely 
  two 
  levigate 
  spots 
  behind 
  head, 
  the 
  centres 
  of 
  wich 
  are 
  

   coarsely 
  panctate. 
  Scutellum 
  transversely 
  rugose. 
  Corium 
  thickly 
  

   and 
  finely 
  punctate, 
  the 
  costal 
  margins 
  darker 
  in 
  hue 
  and 
  very 
  

   coarsely 
  rugose. 
  Rostrum 
  just 
  passing 
  the 
  anterior 
  coxae. 
  

  

  Long. 
  : 
  22 
  to 
  23 
  millim. 
  Exp. 
  pronot. 
  angl. 
  14 
  millim. 
  

  

  Hab. 
  Niam-Niam 
  (BohndorfF). 
  

  

  The 
  uniform 
  and 
  dark 
  coloration 
  of 
  this 
  fine 
  species, 
  rendersit 
  

   very 
  distinct. 
  

  

  Sandehana 
  gen. 
  nov. 
  

  

  Head 
  long 
  and 
  broad, 
  the 
  apex 
  slightly 
  concavely 
  truncate, 
  the 
  

   latéral 
  lobes 
  much 
  longer 
  than 
  the 
  central 
  and 
  meeting 
  beyond 
  it, 
  

   their 
  margins 
  somewhat 
  laminately 
  recurved 
  ; 
  antennae 
  five 
  jointed, 
  

   the 
  basai 
  joint 
  not 
  quite 
  reaching 
  the 
  apex 
  of 
  the 
  head. 
  Pronotum 
  

   with 
  the 
  latéral 
  margins 
  serrated, 
  the 
  latéral 
  angles 
  strongly 
  

   produced 
  in 
  the 
  form 
  of 
  obtuse 
  spines. 
  Scutellum 
  triangular, 
  its 
  

   apex 
  extending 
  a 
  little 
  beyond 
  the 
  base 
  of 
  membrane. 
  Corium 
  with 
  

   the 
  latéral 
  margins 
  covering 
  the 
  connexivum: 
  membrane 
  extending 
  

   a 
  little 
  beyond 
  the 
  apex 
  of 
  the 
  abdomen. 
  Rostrum 
  short 
  not 
  exten- 
  

   ding 
  beyond 
  the 
  anterior 
  coxae. 
  Sternum 
  with 
  a 
  distinct 
  and 
  pro- 
  

   found 
  excavation 
  between 
  the 
  anterior 
  and 
  the 
  interraediate 
  coxae. 
  

   Tibiae 
  sulcated 
  beneath, 
  the 
  anterior 
  tibiae 
  very 
  robust 
  and 
  widened 
  

   towards 
  apex. 
  

  

  I 
  place 
  this 
  genus 
  near 
  Basicryptus 
  from 
  which 
  the 
  structure 
  of 
  

   the 
  sternum 
  and 
  pronotum 
  at 
  once 
  distinguishes 
  it. 
  

  

  Sandehana 
  labiosa 
  n. 
  sp. 
  

  

  Dark 
  brownish; 
  the 
  antennae, 
  eyes 
  and 
  the 
  posterior 
  apices 
  of 
  

   the 
  pronotal 
  spines 
  black. 
  Membrane 
  pale 
  greyish 
  brown, 
  covered 
  

   with 
  numerous 
  small 
  black 
  spots. 
  Body 
  beneath 
  and 
  legs 
  ochraceous, 
  

   thickly 
  mottled 
  with 
  purplish 
  -brown. 
  

  

  Antennae 
  with 
  the 
  first 
  and 
  second 
  joints 
  cylindrical, 
  the 
  second 
  

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

   longitudinally 
  striated, 
  apical 
  joint 
  longest. 
  Head 
  coarsely 
  punctate. 
  

   Pronotum 
  coarsely 
  punctate 
  and 
  rugose 
  from 
  base 
  to 
  a 
  distinct 
  trans- 
  

   verse 
  ridge 
  situated 
  between 
  the 
  pronotal 
  angles 
  which 
  are 
  produced 
  

   into 
  broad 
  robust 
  spines 
  directed 
  outwardly, 
  tbeir 
  apices 
  obtuse 
  

   and 
  slightly 
  notched 
  behind, 
  the 
  latéral 
  margins 
  strongly 
  serrated. 
  

   Scutellum 
  punctate 
  and 
  rugulose 
  with 
  a 
  black 
  slightly 
  foveate 
  impres- 
  

   sion 
  near 
  each 
  basai 
  angle. 
  Corium 
  thickly 
  and 
  finely 
  punctate. 
  

  

  Long. 
  : 
  16 
  millim. 
  Exp. 
  pronot. 
  angl. 
  10 
  millim. 
  

  

  Hab. 
  Niam-Niam 
  (Bohndorff). 
  

  

  