﻿480 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  

  

  punctate; 
  clypeus 
  more 
  strongly 
  punctate. 
  Thorax 
  rather 
  long, 
  very 
  

   densely, 
  deeply 
  punctate; 
  sides 
  convex, 
  median 
  gibbosity 
  rounded, 
  

   obsoletely 
  broadly 
  canaliculate 
  ; 
  a 
  blackish 
  spot 
  on 
  the 
  middle 
  and 
  some 
  

   indefinite 
  brownish 
  spots 
  on 
  the 
  sides. 
  Scutellum 
  slightly 
  transverse, 
  

   with 
  prolonged 
  hind 
  angles 
  and 
  margined 
  with 
  black. 
  Elytra 
  parallel, 
  

   margined 
  with 
  black 
  at 
  base 
  and 
  with 
  a 
  rectangular 
  brown 
  sutura! 
  

   spot 
  behind 
  the 
  middle, 
  deeply 
  ])unctate 
  in 
  bigeminate 
  stria?, 
  which 
  

   are 
  irregular 
  at 
  base 
  and 
  apex; 
  the 
  elevated 
  tubercles 
  are 
  few 
  and 
  

   smooth; 
  the 
  basal 
  and 
  Juxtasciutellar 
  ones 
  are 
  united 
  on 
  the 
  basal 
  

   margin, 
  the 
  median 
  sutural 
  and 
  tlie 
  lateral 
  are 
  transverse; 
  an 
  oblong- 
  

   one 
  is 
  on 
  the 
  disk 
  posteriorly 
  and 
  another 
  one 
  is 
  humeral, 
  all 
  being- 
  

   united 
  by 
  narrow 
  longitudinal 
  cariuie. 
  Pygidium 
  flat, 
  rather 
  sparsely 
  

   punctate. 
  Ventral 
  surface 
  varied 
  with 
  paler 
  and 
  darker 
  ferruginous; 
  

   femoral 
  grooves 
  deep 
  black. 
  Legs 
  immaculate, 
  tarsi 
  moderately 
  broad. 
  

   Length, 
  3 
  nnn. 
  

  

  Collected 
  by 
  H. 
  K. 
  Morrison 
  in 
  southern 
  Arizona. 
  

  

  Type.—^o. 
  1298, 
  U.S.KM. 
  

  

  Genus 
  EXE 
  MA 
  Lacordaire. 
  

  

  EXEMA 
  GIBBER 
  Olivier. 
  

  

  Chlamtis 
  gihbera 
  Oliviei!, 
  Eiit., 
  VI. 
  p. 
  876, 
  pi. 
  i, 
  tig. 
  14. 
  — 
  Crotch, 
  Proc. 
  Phil. 
  

   Acad. 
  Sci., 
  XXV, 
  p. 
  30. 
  

  

  Oblong 
  quadrate, 
  dark 
  cupreo-aeneous; 
  antenn<\3 
  labrum 
  and 
  tarsi 
  

   beneath 
  pale. 
  Thorax 
  and 
  elytra 
  densely 
  punctate 
  and 
  acutely 
  tuber- 
  

   culate 
  Prosternum 
  concave. 
  Length, 
  2 
  to 
  3 
  mm. 
  

  

  All 
  specimens 
  that 
  I 
  have 
  seen 
  are 
  from 
  Florida 
  and 
  Louisiana. 
  

  

  EXEMA 
  CONSPERSA 
  Mannerheim. 
  

  

  Chlamys 
  conspema 
  Massvauieih. 
  linll. 
  Moscow, 
  1843, 
  II, 
  p. 
  311. 
  

   Chlamy^i 
  rii(/iilosa 
  Mx'syTAUiVAM, 
  Bull. 
  Moscow, 
  1845, 
  I, 
  p. 
  109. 
  

  

  Oblong- 
  (juadrate, 
  black 
  without 
  metallic 
  luster, 
  more 
  or 
  less 
  spotted 
  

   with 
  yellow. 
  Thorax 
  and 
  elytra 
  with 
  obtuse 
  tubercles. 
  Prosternum 
  

   flat. 
  Length, 
  2 
  to 
  2.5 
  mm. 
  

  

  Occurs 
  from 
  Atlantic 
  to 
  Pacific 
  States. 
  E. 
  dlspar 
  Lacordaire, 
  is 
  a 
  

   synonym. 
  Si)ccimeus 
  from 
  southern 
  California 
  and 
  Arizona 
  are 
  gener- 
  

   ally 
  more 
  maculate 
  and 
  less 
  coarsely 
  sculptured. 
  

  

  CRYPTOCEPHALUS 
  PUBICOLLIS, 
  new 
  species 
  

  

  Cylindrical, 
  deep 
  black, 
  shining, 
  densely 
  grayish 
  pubescent; 
  elytra 
  

   glabrous 
  with 
  red 
  humeral 
  spot. 
  Antenna' 
  slender, 
  entirely 
  black, 
  the 
  

   five 
  basal 
  joints 
  subglabrous. 
  Head 
  sparsely 
  jjunctate, 
  smooth 
  and 
  

   glabrous 
  on 
  the 
  median 
  line. 
  Thorax 
  very 
  convex, 
  as 
  broad 
  as 
  elytra, 
  

   densely 
  punctate 
  at 
  the 
  sides, 
  smoother 
  and 
  less 
  pubes(;ent 
  at 
  the 
  

   middle. 
  Elytra 
  moderately 
  strongly 
  punctate 
  iu 
  regular 
  stria', 
  the 
  

   marginal 
  stria 
  impressed 
  the 
  whole 
  length 
  and 
  the 
  submargiual 
  at 
  

  

  