﻿248 
  Mr. 
  W. 
  L. 
  Distant 
  on 
  Neotropical 
  Pentatomidae. 
  

  

  fourth 
  only 
  slightly 
  longer 
  than 
  second, 
  fifth 
  a 
  little 
  shorter 
  

   than 
  third 
  ; 
  pronotum 
  with 
  the 
  lateral 
  margins 
  strongly 
  

   sinuate, 
  near 
  apex 
  obtusely 
  broadly 
  bispinous, 
  the 
  lateral 
  

   angles 
  subprominent 
  and 
  broadly 
  subspinous, 
  the 
  disk 
  

   distinctly 
  rugulose 
  and 
  with 
  two 
  distinct 
  transverse 
  tubercles 
  

   on 
  the 
  anterior 
  area 
  ; 
  scutellum 
  finely 
  punctate, 
  distinctly 
  

   rugulose 
  near 
  base, 
  at 
  apex 
  the 
  margins 
  moderately 
  reflexed 
  ; 
  

   corium 
  thickly 
  punctate 
  ; 
  membrane 
  dark 
  cupreous 
  ; 
  body 
  

   beneath 
  more 
  or 
  less 
  punctate 
  ; 
  rostrum 
  reaching 
  the 
  penul- 
  

   timate 
  abdominal 
  segment 
  ; 
  tarsi 
  brownish 
  ochraceous. 
  

  

  Long. 
  10-11^ 
  mm. 
  ; 
  exp. 
  pronot. 
  angl. 
  5—5^ 
  mm. 
  

  

  Hab. 
  Colombia; 
  Cali 
  (Brit. 
  Mus.). 
  Costa 
  Rica 
  ; 
  Tala- 
  

   manca 
  (Pittier, 
  Coll. 
  Dist.). 
  

  

  Differs 
  from 
  P.pluto, 
  Stal, 
  by 
  the 
  different 
  colour 
  of 
  the 
  

   antennae 
  and 
  the 
  relative 
  length 
  of 
  the 
  joints, 
  the 
  sinuate 
  

   lateral 
  margins 
  of 
  the 
  pronotum 
  and 
  the 
  anterior 
  bidentate 
  

   armature 
  of 
  the 
  same, 
  two 
  anterior 
  callosities 
  to 
  the 
  pro- 
  

   notum, 
  length 
  of 
  rostrum, 
  &c. 
  

  

  Genus 
  Trincavellius. 
  

  

  Trincavellius, 
  Dist. 
  Tv. 
  Ent. 
  Soc. 
  Loud. 
  1900, 
  p. 
  1G3. 
  

  

  Type, 
  T. 
  galapagoensis, 
  Butl. 
  

  

  Trincavellius 
  chilensis, 
  sp. 
  n. 
  

  

  Ochraceous, 
  with 
  fine 
  scattered 
  blackish 
  markings 
  ; 
  head 
  

   large, 
  broad, 
  somewhat 
  truncate 
  in 
  front, 
  a 
  little 
  shorter 
  

   than 
  breadth 
  between 
  outer 
  margin 
  of 
  eyes, 
  the 
  lateral 
  

   margins 
  obtusely 
  angulate 
  in 
  front 
  of 
  eyes; 
  antennas 
  ochra- 
  

   ceous, 
  first 
  joint 
  short, 
  not 
  reaching 
  apex 
  of 
  head, 
  second 
  

   distinctly 
  longer 
  than 
  third, 
  which 
  has 
  its 
  apex 
  black 
  (re- 
  

   maining 
  joints 
  mutilated 
  in 
  type) 
  ; 
  pronotum 
  nearly 
  twice 
  

   as 
  broad 
  at 
  base 
  as 
  long, 
  the 
  lateral 
  areas 
  laminately 
  ampliate 
  

   and 
  reflexed, 
  the 
  anterior 
  angles 
  acute, 
  finely 
  granulose, 
  

   moderately 
  pilose, 
  the 
  anterior 
  lateral 
  margins 
  and 
  central 
  

   anterior 
  and 
  posterior 
  margins 
  more 
  or 
  less 
  mottled 
  with 
  

   black 
  ; 
  scutellum 
  longer 
  than 
  head 
  and 
  pronotum 
  together, 
  

   a 
  black 
  spot 
  at 
  each 
  basal 
  angle, 
  basal 
  third 
  moderately 
  

   convex, 
  remaining 
  area 
  finely 
  speckled 
  with 
  blackish, 
  some- 
  

   what 
  thickly 
  finely 
  punctate 
  ; 
  corium 
  thickly 
  finely 
  darkly 
  

   punctate; 
  membrane 
  small, 
  ochraceous, 
  not 
  reaching 
  apex 
  

   of 
  abdomen 
  ; 
  connexivum 
  ochraceous, 
  a 
  black 
  line 
  on 
  each 
  

   side 
  of 
  the 
  incisures 
  ; 
  body 
  beneath 
  and 
  legs 
  ochraceous 
  ; 
  

   head 
  beneath 
  and 
  sternum 
  coarsely 
  darkly 
  punctate, 
  abdo- 
  

   men 
  concolorously 
  punctate; 
  femora 
  darkly 
  speckled 
  and 
  

  

  