﻿from 
  Central 
  and 
  South 
  America. 
  97 
  

  

  Z 
  Y€ 
  o 
  P 
  I 
  N 
  A. 
  

  

  Cratosomus 
  sextuberculatus, 
  sp. 
  n. 
  

  

  Elongate 
  -rhomboidal, 
  broad, 
  black, 
  the 
  elytra 
  and 
  under 
  

   surface 
  with 
  a 
  faint 
  aeneous, 
  green, 
  or 
  bluish 
  lustre 
  ; 
  the 
  

   prothorax 
  with 
  a 
  large, 
  transverse, 
  anteriorly 
  rounded 
  patch 
  

   on 
  each 
  side 
  at 
  the 
  base, 
  and 
  the 
  elytra 
  with 
  the 
  base 
  and 
  a 
  

   transverse 
  postmedian 
  fascia 
  (becoming 
  narrower 
  inwards 
  

   and 
  not 
  reaching 
  the 
  suture), 
  finely 
  fulvo- 
  or 
  cinereo-pubescent. 
  

   Head 
  closely, 
  minutely 
  punctate 
  ; 
  eyes 
  very 
  large, 
  narrowly 
  

   separated 
  in 
  <$ 
  , 
  a 
  little 
  more 
  distant 
  in 
  $ 
  ; 
  rostrum 
  curved, 
  

   very 
  stout, 
  moderately 
  long, 
  finely 
  pimctured, 
  smooth 
  at 
  

   the 
  tip. 
  Prothorax 
  transverse, 
  rather 
  convex, 
  rounded 
  at 
  

   the 
  sides, 
  much 
  narrowed 
  in 
  front, 
  opaque, 
  closely, 
  minutely 
  

   punctate, 
  and 
  with 
  an 
  abbreviated 
  median 
  carina. 
  Elytra 
  

   broad, 
  triangular; 
  coarsely 
  foveato-striate, 
  the 
  foveae 
  de- 
  

   creasing 
  in 
  size 
  towards 
  the 
  apex 
  ; 
  the 
  interstices 
  convex 
  to 
  

   about 
  the 
  middle, 
  3 
  with 
  a 
  veiy 
  large 
  rounded 
  tubercle 
  a 
  

   little 
  below, 
  and 
  7 
  and 
  9 
  each 
  with 
  a 
  slightly 
  smaller 
  tubercle 
  

   at, 
  the 
  base, 
  that 
  on 
  9 
  projecting 
  laterally 
  ; 
  the 
  apices 
  

   «ach 
  armed 
  with 
  a 
  long, 
  stout, 
  oblique, 
  spiniform 
  tooth. 
  

   Pygidium 
  broadly 
  exposed 
  beneath 
  in 
  $ 
  } 
  narrowly 
  so 
  in 
  $ 
  . 
  

   Femora 
  sharply 
  unideutate. 
  

  

  $ 
  . 
  The 
  median 
  portion 
  of 
  the 
  metasternum 
  and 
  of 
  the 
  

   first 
  two 
  ventral 
  segments 
  densely 
  clothed 
  laterally 
  with 
  

   long, 
  erect, 
  reddish-brown 
  hairs, 
  the 
  lower 
  surface 
  of 
  the 
  

   intermediate 
  and 
  posterior 
  femora 
  also 
  densely 
  clothed 
  with 
  

   similarly 
  coloured 
  hairs. 
  

  

  Length 
  25-28, 
  breadth 
  12J-13 
  millim. 
  ((??.) 
  

  

  Hab. 
  Costa 
  Rica, 
  Tucurrique, 
  800 
  metres 
  {Pittier 
  : 
  ? 
  ) 
  ; 
  

   Ecuador, 
  Cachabe 
  {Rosenbery 
  : 
  $ 
  ) 
  . 
  

  

  Two 
  males, 
  found 
  in 
  Nov. 
  1896, 
  in 
  the 
  " 
  tierra 
  caliente 
  " 
  

   of 
  Ecuador, 
  and 
  one 
  female, 
  received 
  from 
  Mr. 
  Pittier, 
  in 
  

   1897, 
  from 
  Costa 
  Rica. 
  Very 
  similar 
  to 
  C. 
  hoplites, 
  Perty 
  

   (=Iacrimam, 
  Gyll.), 
  but 
  with 
  the 
  elytra 
  tri-tuberculate 
  at 
  

   the 
  base 
  and 
  conspicuously 
  fasciate 
  beyond 
  the 
  middle, 
  the 
  

   metasternum 
  and 
  first 
  two 
  ventral 
  segments 
  clothed 
  with 
  

   long 
  reddish-brown 
  hairs 
  down 
  their 
  median 
  third 
  in 
  the 
  male, 
  

   the 
  intermediate 
  and 
  posterior 
  femora 
  also 
  pilose 
  beneath 
  

   in 
  this 
  sex. 
  C. 
  subtuberculatus 
  should 
  follow 
  C. 
  spicatus 
  in 
  

   the 
  arrangement 
  of 
  the 
  Central-American 
  forms. 
  

  

  Cratosomus 
  biannulatus, 
  sp. 
  n. 
  

  

  Subcuneiform, 
  rather 
  narrow, 
  black 
  ; 
  the 
  prothorax 
  and 
  

   elytra 
  with 
  a 
  very 
  large, 
  common, 
  oval 
  annulus 
  (extending 
  

   Ann. 
  & 
  Mag. 
  N. 
  Hist. 
  Ser. 
  8. 
  Vol. 
  vii. 
  7 
  

  

  