﻿466 
  Mr. 
  Charles 
  J. 
  Gahan 
  n,i 
  the 
  

  

  128. 
  Diahrotica 
  erythroptera, 
  Baly. 
  

  

  P. 
  Z. 
  S., 
  1889, 
  p. 
  95. 
  

  

  Ovata, 
  postice 
  ampliata, 
  convexa, 
  nigra, 
  nitida, 
  elytris 
  rubris 
  ; 
  

   thorace 
  arcuatira 
  sulcato, 
  sulco 
  trifoveolato 
  ; 
  elytris 
  crebre 
  punc- 
  

   tatis. 
  

  

  Long. 
  7i 
  mm. 
  

  

  Hah. 
  Peru, 
  Chanchomayo 
  (Thamm). 
  

  

  Head 
  triangular, 
  slightly 
  longer 
  than 
  broad 
  ; 
  clypeus 
  with 
  a 
  

   longitudinal 
  ridge 
  ; 
  antennae 
  equal 
  to 
  the 
  body 
  in 
  length, 
  filiform, 
  

   the 
  second 
  joint 
  short, 
  subovate, 
  the 
  third 
  more 
  than 
  twice 
  its 
  

   length, 
  slightly 
  shorter 
  than 
  the 
  foin-th. 
  Thorax 
  rather 
  more 
  than 
  

   ciie-half 
  broader 
  than 
  long 
  ; 
  sides 
  rather 
  broadly 
  margined, 
  nearly 
  

   straight 
  and 
  slightly 
  diverging 
  from 
  the 
  base 
  to 
  beyond 
  the 
  middle, 
  

   thence 
  rounded 
  and 
  converging 
  towards 
  the 
  apex 
  ; 
  upper 
  surface 
  

   shining, 
  nearly 
  impunctate, 
  hinder 
  disk 
  with 
  a 
  deep 
  ciu'ved 
  sulca- 
  

   tion, 
  the 
  sm'face 
  of 
  which 
  is 
  trifoveolate. 
  Elytra 
  broadly 
  ovate, 
  

   dilated 
  posteriorly, 
  regularly 
  rounded 
  conjointly 
  at 
  the 
  apex 
  ; 
  

   convex, 
  faintly 
  depressed 
  below 
  the 
  basilar 
  space, 
  rather 
  strongly 
  

   punctured. 
  [Baly.] 
  

  

  129. 
  Diahrotica 
  sanguineiijennis, 
  Baly, 
  sp. 
  n. 
  

   Ovata, 
  postice 
  ampliata, 
  convexa, 
  nigra, 
  nitida, 
  elytris 
  rubris; 
  

   thorace 
  trifoveolato 
  ; 
  elytris 
  subcrebre 
  punctatis. 
  

   Long. 
  1\ 
  mm. 
  

  

  Hah. 
  Peru, 
  Chanchomayo 
  (Thamm). 
  

  

  Head 
  triangular, 
  distinctly 
  longer 
  than 
  broad 
  ; 
  clypeus 
  with 
  a 
  

   longitudinal 
  ridge 
  ; 
  vertex 
  with 
  a 
  very 
  large 
  deeply 
  impressed 
  

   fovea 
  ; 
  antennae 
  with 
  the 
  second 
  joint 
  short, 
  obovate 
  (the 
  rest 
  in 
  

   the 
  single 
  specimen 
  before 
  me 
  broken 
  off). 
  Thorax 
  nearly 
  twice 
  

   as 
  broad 
  as 
  long 
  across 
  the 
  middle 
  ; 
  sides 
  rather 
  broadly 
  margined, 
  

   slightly 
  rounded 
  and 
  diverging 
  fi-om 
  the 
  base 
  to 
  beyond 
  the 
  middle, 
  

   thence 
  rounded 
  and 
  converging 
  towards 
  the 
  apex 
  ; 
  apical 
  angle 
  

   produced, 
  slightly 
  thickened, 
  subacute, 
  the 
  hinder 
  ones 
  acute 
  ; 
  

   above 
  convex, 
  subremotely 
  punctured 
  ; 
  diskjust 
  behind 
  the 
  middle 
  

   impressed 
  on 
  either 
  side 
  with 
  a 
  large 
  rounded 
  fovea 
  ; 
  between 
  the 
  

   two, 
  just 
  in 
  front 
  of 
  the 
  basal 
  margin, 
  is 
  another, 
  shallow 
  and 
  ill- 
  

   defined. 
  Elytra 
  oblong-ovate, 
  dilated 
  posteriorly, 
  regularly 
  rounded 
  

   conjointly 
  at 
  the 
  apex 
  ; 
  above 
  convex, 
  subventricose, 
  not 
  excavated 
  

   below 
  the 
  basilar 
  space, 
  rather 
  strongly 
  punctured, 
  the 
  puncturing 
  

   rather 
  more 
  crowded 
  thau 
  in 
  D. 
  rubrij^^cnnis, 
  Erichs. 
  [Baly.] 
  

  

  