﻿South 
  American 
  species 
  of 
  Diabrotica, 
  447 
  

  

  83. 
  Diabrotica 
  zelota, 
  Gahan. 
  

   Trans. 
  Ent. 
  Soc. 
  Lond., 
  1891. 
  p. 
  373. 
  

  

  Capite 
  nigro 
  ; 
  antennis 
  fuscis, 
  articulo 
  primo 
  pallide 
  brunneo, 
  

   articulis 
  80 
  ad 
  lOum 
  fulvis 
  ; 
  prothorace 
  transverso, 
  testaceo, 
  nitido 
  ; 
  

   scutello 
  nigro 
  ; 
  elytris 
  dense 
  punctulatis, 
  flavis, 
  sutura 
  antice, 
  vitta 
  

   utrinque 
  submarginali 
  et 
  macula 
  parva 
  utrinqiie 
  pone 
  medium, 
  

   nigris 
  ; 
  corpore 
  subtus 
  (post-pectore 
  excepto) 
  flavescente 
  ; 
  pedibus 
  

   totis 
  fulvis. 
  

  

  Mas. 
  Articulis 
  antennarum 
  3o 
  ad 
  Sum 
  inerassatis 
  ; 
  femoribus 
  

   intermediis 
  siibtus 
  infra 
  medium 
  unituberculatis 
  ; 
  tibiis 
  inter- 
  

   mediis 
  subtus 
  supra 
  medium 
  angulatis, 
  deinde 
  ad 
  apicem 
  dilatatis. 
  

   Long. 
  6' 
  — 
  7 
  mm. 
  

  

  Hub. 
  Brazil 
  ; 
  Eio 
  Janeiro 
  {J. 
  Gray), 
  Bahia. 
  

  

  Head 
  black 
  ; 
  front 
  witli 
  a 
  rather 
  sharp 
  median 
  carina 
  extending 
  

   from 
  the 
  raised 
  clypeal 
  margin 
  to 
  between 
  the 
  insertion 
  of 
  the 
  

   antennae. 
  Antennse 
  blackish 
  brown, 
  with 
  the 
  first 
  joint 
  light 
  

   brown, 
  or 
  in 
  some 
  cases 
  yellowish, 
  with 
  joints 
  8 
  — 
  10 
  fulvous. 
  

   Prothorax 
  transverse, 
  testaceous, 
  nitid. 
  Elytra 
  closely 
  punctulate, 
  

   yellowish, 
  with 
  the 
  suture 
  for 
  a 
  short 
  distance 
  behind 
  the 
  scutellum, 
  

   a 
  submarginal 
  vitta 
  on 
  each 
  side 
  from 
  the 
  shoulder 
  extending 
  to 
  

   about 
  the 
  beginning 
  of 
  the 
  apical 
  fifth, 
  and 
  a 
  spot 
  on 
  each 
  just 
  

   inside 
  and 
  anterior 
  to 
  the 
  posterior 
  extremity 
  of 
  the 
  vitta, 
  black. 
  

   Body 
  underneath 
  yellowish, 
  hind 
  breast 
  black. 
  Legs 
  fulvous. 
  

  

  Male. 
  Antennae 
  with 
  joints 
  3rd 
  to 
  6th 
  somewhat 
  thickened. 
  

   Femora 
  of 
  middle 
  legs 
  with 
  a 
  small 
  tubercle 
  on 
  the 
  ventral 
  side 
  a 
  

   little 
  below 
  the 
  middle 
  of 
  its 
  length 
  ; 
  tibiae 
  of 
  the 
  same 
  dilated 
  for 
  

   nearly 
  their 
  distal 
  two-thirds. 
  

  

  Var. 
  A. 
  In 
  specimens 
  from 
  Bahia, 
  which 
  do 
  not 
  seem 
  to 
  differ 
  

   in 
  any 
  other 
  particular 
  from 
  typical 
  examples 
  from 
  Rio 
  Janeiro, 
  

   the 
  sixth 
  to 
  eighth 
  joints 
  of 
  the 
  antennse, 
  instead 
  of 
  the 
  eighth 
  to 
  

   tenth, 
  are 
  pale 
  fulvous. 
  

  

  Var. 
  B. 
  Elytra 
  with 
  an 
  elongate-triangular 
  spot 
  on 
  each 
  

   shoulder, 
  a 
  common 
  elongate 
  sutural 
  spot 
  behind 
  the 
  scutellum, 
  

   and 
  two 
  spots 
  on 
  each 
  posteriorly, 
  black. 
  

  

  Var. 
  C. 
  Differs 
  from 
  type 
  in 
  wanting 
  the 
  posterior 
  spot 
  on 
  the 
  

   disk 
  of 
  each 
  elytron. 
  This 
  variety 
  is 
  represented 
  in 
  the 
  B. 
  M. 
  

   collection 
  by 
  a 
  single 
  specimen 
  from 
  Santa 
  Cruz, 
  Brazil. 
  

  

  84. 
  Diabrotica 
  dulcis, 
  Gahan, 
  n.n. 
  

  

  Diabrotica 
  amoena, 
  Baly 
  MS., 
  nee 
  Dalm., 
  nee 
  Baly, 
  

  

  Trans. 
  Ent. 
  Soc. 
  Lond., 
  1890, 
  p. 
  45. 
  

   Anguste 
  ovata, 
  postice 
  paullo 
  ampliata, 
  convexa, 
  fulva, 
  nitida, 
  

   tibiis, 
  tarsis, 
  pectore 
  capitecjue 
  nigris 
  ; 
  antennis 
  piceo-nigris, 
  basi 
  

  

  