﻿16 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol.67 
  

  

  coarsely 
  and 
  closely 
  punctate, 
  median 
  impimctate 
  stripe 
  narrow 
  and 
  

   subcariniform. 
  Elytra 
  coarsely, 
  closely, 
  and 
  somewhat 
  rugosely 
  

   punctate; 
  abdomen 
  rather 
  coarsely 
  and 
  closely 
  punctate 
  above 
  and 
  

   beneath, 
  median 
  dorsal 
  impunctate 
  stripe 
  not 
  distinct; 
  apical 
  ven- 
  

   tral 
  segment 
  rather 
  feebly 
  rugose-punctate. 
  Head 
  as 
  broad 
  as 
  the 
  

   thorax 
  at 
  apex; 
  eyes 
  rather 
  large 
  but 
  not 
  convex; 
  clypeus 
  truncate; 
  

   antennae 
  longer, 
  extending 
  to 
  the 
  posterior 
  two-thirds 
  of 
  the 
  thorax 
  ; 
  

   joints 
  7 
  to 
  11 
  distinctly 
  larger; 
  8 
  to 
  10 
  slightly 
  transverse; 
  second 
  

   joint 
  elongate, 
  twice 
  the 
  length 
  of 
  the 
  third 
  and 
  stouter; 
  third 
  as 
  

   wide 
  as 
  long. 
  Thorax 
  as 
  wide 
  as 
  long, 
  as 
  wide 
  as 
  the 
  elytra; 
  base 
  

   slightly 
  narrower 
  than 
  the 
  apex, 
  sides 
  feebly 
  arcuate, 
  more 
  strongly 
  

   near 
  the 
  base, 
  not 
  at 
  all 
  sinuate; 
  posterior 
  angles 
  rounded, 
  not 
  dis- 
  

   tinct, 
  anterior 
  angles 
  definite 
  but 
  not 
  at 
  all 
  prominent; 
  side 
  mar- 
  

   gins 
  fine 
  throughout, 
  apex 
  not 
  margined, 
  base 
  indistinctly 
  so. 
  

   Elytra 
  about 
  one-third 
  longer 
  than 
  the 
  thorax, 
  nearly 
  a 
  third 
  

   longer 
  than 
  wide; 
  suture 
  scarcely 
  impressed. 
  Prosternal 
  tubercula- 
  

   tion 
  broad, 
  rounded. 
  Length 
  3 
  mm., 
  width 
  .75 
  mm. 
  

  

  Type 
  locality. 
  — 
  25.3 
  Cacao 
  Trece 
  Aguas, 
  Alta 
  V, 
  Paz 
  Guatemak 
  

   (Barber 
  and 
  Schwarz.) 
  

  

  Type.— 
  Cat. 
  No. 
  26336, 
  U.S.N.M. 
  

  

  OSORIUS 
  EXIGUUS, 
  new 
  species 
  

  

  Form 
  rather 
  slender; 
  color 
  brownish 
  testaceous 
  (immature?). 
  

   Integuments 
  above 
  scarcely 
  alutaceous. 
  Head 
  coarsely 
  and 
  rather 
  

   closely, 
  uniformly 
  punctate, 
  without 
  median 
  impunctate 
  stripe; 
  

   thorax 
  rather 
  coarsely, 
  closely 
  and 
  indistinctly 
  punctate, 
  median 
  

   impunctate 
  stripe 
  very 
  narrow, 
  scarcely 
  distinct; 
  elytra 
  moderately 
  

   coarsely 
  and 
  closely 
  and 
  indistinctly 
  punctate; 
  abdomen 
  closely 
  

   punctate 
  dorsally, 
  without 
  median 
  impunctate 
  stripe, 
  apical 
  ventral 
  

   segment 
  coarsely 
  and 
  indistinctly 
  punctate. 
  Head 
  scarcely 
  wider 
  

   than 
  the 
  thorax 
  at 
  apex; 
  clypeus 
  truncate; 
  antennae 
  rather 
  short, 
  

   not 
  reaching 
  the 
  middle 
  of 
  the 
  thorax, 
  joints 
  seven 
  to 
  eleven 
  dis- 
  

   tinctly 
  larger; 
  five 
  to 
  ten 
  slightly 
  transverse; 
  second 
  joint 
  elongate, 
  

   stouter, 
  and 
  a 
  half 
  longer 
  than 
  the 
  third, 
  which 
  is 
  not 
  elongate; 
  

   first 
  joint 
  as 
  long 
  as 
  the 
  next 
  three 
  or 
  four. 
  Thorax 
  as 
  long 
  as 
  

   broad, 
  as 
  wide 
  as 
  the 
  elytra; 
  sides 
  subparallel, 
  scarcely 
  convergent 
  

   to 
  behind 
  the 
  middle, 
  thence 
  moderately 
  convergent 
  to 
  the 
  basal 
  

   angles, 
  which 
  are 
  scarcely 
  distinct; 
  anterior 
  angles 
  distinct 
  but 
  not 
  

   sharp 
  nor 
  prominent; 
  base 
  and 
  apex 
  not 
  margined, 
  sides 
  finely 
  mar- 
  

   gined; 
  basal 
  impressions 
  small, 
  rounded, 
  feeble. 
  Elytra 
  as 
  long 
  as 
  

   the 
  thorax; 
  suture 
  scarcely 
  impressed. 
  Prosternal 
  tuberculation 
  

   rounded 
  at 
  apex, 
  not 
  broad. 
  Length 
  2.5 
  mm., 
  width 
  .5 
  mm. 
  

  

  Type 
  locality. 
  — 
  Cayamas 
  Cuba. 
  (E 
  A. 
  Schwarz). 
  

  

  Type.— 
  Cat. 
  No. 
  26337, 
  U.S.N.M. 
  

  

  Paratype. 
  — 
  Cayamas 
  Cuba, 
  5:3 
  (E. 
  A. 
  Schwarz). 
  

  

  