﻿Mr. 
  C. 
  J. 
  Gah 
  an 
  on 
  new 
  Lamiide 
  Coleoptera. 
  399 
  

  

  Amphionycha 
  procera 
  (Chevr. 
  MS.), 
  n. 
  sp. 
  

  

  Magna, 
  griseo-pubescens 
  ; 
  prothorace 
  pube 
  breve 
  margaritaceo-cana, 
  

   dorso 
  vitta 
  mediana 
  lata 
  griseo-pubescente 
  ; 
  elytris 
  utrinque 
  carina 
  

   valde 
  sinuata 
  et 
  ad 
  medium 
  evanescente, 
  griseo-pubescentibus, 
  

   cum 
  plaga 
  magna 
  communi, 
  antice 
  et 
  postice 
  dentata, 
  singulisque 
  

   postice 
  plagis 
  duabus 
  irregularibus, 
  margaritaceis 
  ; 
  pedibus 
  

   antennisqur 
  griseo-pubescentibus. 
  

  

  Long. 
  22, 
  lat. 
  7 
  mm. 
  

  

  Hah. 
  South 
  Brazil. 
  

  

  Head 
  retracted, 
  with 
  a 
  greyish 
  pubescence, 
  sparsely 
  punc- 
  

   tured 
  in 
  front. 
  Prothorax 
  slightly 
  constricted 
  towards 
  the 
  

   base 
  ; 
  the 
  sides 
  with 
  a 
  very 
  fine, 
  close-set, 
  pearl-grey 
  pubes- 
  

   cence, 
  which 
  extends 
  on 
  to 
  the 
  disk 
  as 
  far 
  as 
  the 
  broad 
  median 
  

   dorsal 
  vitta 
  of 
  grey 
  pubescence, 
  the 
  latter 
  margined 
  by 
  a 
  

   reddish-brown 
  naked 
  line 
  on 
  each 
  side. 
  Elytra 
  with 
  a 
  greyish 
  

   pubescence, 
  with 
  a 
  very 
  large, 
  common, 
  angulate 
  plaga 
  of 
  

   short 
  and 
  close- 
  set 
  pearl-grey 
  pubescence, 
  which 
  extends 
  from 
  

   the 
  scutellum 
  to 
  near 
  the 
  middle 
  and 
  from 
  the 
  carina 
  of 
  one 
  

   side 
  to 
  that 
  of 
  the 
  other, 
  and 
  with 
  two 
  similarly 
  coloured 
  

   irregular 
  fascia 
  or 
  plagaj 
  on 
  eacli 
  towards 
  the 
  apex. 
  The 
  

   plagae 
  margined 
  by 
  naked 
  reddish-brown 
  lines. 
  Apices 
  of 
  

   the 
  elytra 
  rounded. 
  Body 
  underneath 
  with 
  a 
  greyish 
  pubes- 
  

   cence, 
  with 
  a 
  finer 
  whitish 
  pink-tinted 
  pubescence 
  on 
  the 
  

   sides 
  of 
  the 
  breast. 
  Legs 
  and 
  anteniiEe 
  gi'ey, 
  the 
  latter 
  

   sparsely 
  and 
  shortly 
  ciliate 
  below. 
  

  

  Ampliionycha 
  ? 
  antiqua, 
  n. 
  sp. 
  

  

  Brunnescens, 
  subnitida 
  ; 
  capite 
  inter 
  antennas 
  macula 
  magna 
  alba, 
  

   occipite 
  elevato 
  ; 
  prothorace 
  postice 
  constricto, 
  antice 
  gibboso, 
  

   dorso 
  utrinque 
  albo-plagiato 
  ; 
  elytris 
  sine 
  carinis 
  singulisquo 
  

   maculis 
  tribus 
  magnis, 
  subovalibus, 
  albis 
  (una 
  versus 
  basin, 
  

   secunda 
  submediana, 
  tertia 
  versus 
  apicem), 
  apicibus 
  rotundatis 
  ; 
  

   pedibus 
  antennisque 
  brunnescentibus. 
  

  

  Long. 
  18, 
  lat. 
  5 
  mm. 
  

  

  Hab. 
  Brazil. 
  

  

  Brownish, 
  somewhat 
  glossy. 
  Head 
  retracted, 
  with 
  a 
  large 
  

   pubescent 
  white 
  spot 
  between 
  the 
  antennal 
  tubercles, 
  and 
  with 
  

   the 
  occiput 
  raised. 
  Prothorax 
  sparsely 
  punctured, 
  posteriorly 
  

   constricted, 
  anteriorly 
  gibbous, 
  with 
  a 
  large 
  plagiate 
  white 
  

   spot 
  on 
  each 
  side 
  above, 
  each 
  spot 
  marked 
  with 
  a 
  short 
  

   transverse 
  line 
  towards 
  its 
  inner 
  side 
  a 
  little 
  before 
  the 
  middle 
  

   of 
  its 
  length. 
  Elytra 
  brownish, 
  subnitid, 
  sparsely 
  punctured 
  

   on 
  the 
  basal 
  half, 
  each 
  with 
  three 
  large, 
  somewdiat 
  oval, 
  

   pubescent 
  white 
  spots 
  placed 
  close 
  to 
  the 
  suture 
  — 
  one 
  near 
  

  

  