﻿14 
  PROCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol. 
  67 
  

  

  OSORIUS 
  MINOR, 
  new 
  species 
  

  

  Form 
  somewhat 
  robust. 
  Color 
  piceous 
  black; 
  legs 
  and 
  antennae 
  

   pale 
  rufo-testaceous. 
  Head 
  distinctly 
  alutaceous 
  in 
  front; 
  thorax 
  

   and 
  elytra 
  not 
  alutaceous, 
  shining. 
  Head 
  rather 
  distinctly 
  but 
  

   sparsely 
  punctured 
  ; 
  median 
  impunctate 
  stripe 
  not 
  distinct. 
  Thorax 
  

   coarsely, 
  deeply, 
  and 
  somewhat 
  sparsely 
  punctured; 
  median 
  smooth 
  

   stripe 
  bounded 
  by 
  distinct 
  series 
  of 
  punctures. 
  Elytra 
  with 
  three 
  

   rather 
  distinct 
  discal 
  series 
  of 
  punctures. 
  Abdomen 
  coarsely, 
  uni- 
  

   formly, 
  and 
  rather 
  densely 
  punctured 
  above 
  ; 
  apical 
  ventral 
  segment 
  

   sparsely 
  and 
  somewhat 
  finely 
  punctured. 
  Head 
  not 
  narrower 
  than 
  

   the 
  thorax. 
  Clypeus 
  subtruncate 
  with 
  the 
  apical 
  angles 
  denticulate. 
  

   Antennae 
  exceeding 
  the 
  middle 
  of 
  the 
  thorax; 
  joints 
  seven 
  to 
  ten 
  

   slightly 
  transverse, 
  four 
  to 
  six 
  globular, 
  third 
  very 
  short, 
  sub- 
  

   globular, 
  second 
  about 
  twice 
  as 
  long 
  as 
  wide. 
  Thorax 
  scarcely 
  as 
  

   broad 
  as 
  long 
  ; 
  base 
  distinctly 
  narrower 
  than 
  the 
  apex 
  with 
  the 
  sides 
  

   evenly 
  and 
  feebly 
  arcuate. 
  Posterior 
  angles 
  rounded 
  and 
  obtuse, 
  

   scarcely 
  distinct; 
  anterior 
  angles 
  minutely 
  prominent. 
  Side 
  mar- 
  

   gins 
  fine 
  throughout; 
  base 
  feebly 
  margined; 
  apex 
  unmargined; 
  

   basal 
  impressions 
  obsolete. 
  Elytra 
  just 
  perceptibly 
  wider 
  than 
  the 
  

   thorax; 
  conjointly 
  slightly 
  wider 
  than 
  long. 
  Sides 
  slightly 
  diver- 
  

   gent 
  posteriorly; 
  suture 
  rather 
  strongly 
  impressed. 
  Prosternal 
  

   tuberculation 
  rounded 
  at 
  apex. 
  Length 
  4.5 
  mm., 
  width 
  1.25 
  mm. 
  

  

  Type-locality. 
  — 
  Montserrat, 
  Trinidad, 
  West 
  Indies. 
  June 
  30, 
  

   1905 
  (Aug. 
  Busck). 
  

  

  Type.— 
  Cat 
  No. 
  27330, 
  U.S.N.M. 
  

  

  OSORIUS 
  BREVIPENNIS, 
  new 
  species 
  

  

  Form 
  slightly 
  broad 
  ; 
  color 
  black, 
  thorax 
  picescent, 
  elytra, 
  anten- 
  

   nae, 
  and 
  legs 
  rufo-piceous. 
  Head 
  alutaceous 
  anteriorly, 
  smooth 
  and 
  

   shining 
  on 
  the 
  vertex; 
  thorax 
  very 
  indistinctly 
  alutaceous 
  laterally, 
  

   elytra 
  not 
  at 
  all 
  alutaceous 
  but 
  finely 
  and 
  indistinctly 
  rugulose; 
  

   abdomen 
  more 
  or 
  less 
  alutaceous, 
  particularly 
  the 
  fifth 
  segment. 
  

   Head 
  coarsely 
  and 
  rather 
  densely 
  punctate 
  with 
  a 
  median 
  impunc- 
  

   tate 
  stripe, 
  feebly 
  rugulose 
  over 
  the 
  eyes 
  ; 
  thorax 
  coarsely 
  and 
  some- 
  

   what 
  closely 
  punctate, 
  the 
  punctures 
  elongate 
  and 
  distinctly 
  seriate 
  

   either 
  side 
  of 
  the 
  median 
  impunctate 
  stripe 
  ; 
  elytral 
  punctures 
  coarse, 
  

   sparse, 
  subseriate; 
  abdomen 
  rather 
  densely 
  punctate 
  dorsally 
  with 
  

   a 
  narrow 
  median 
  impuncate 
  stripe, 
  the 
  apical 
  ventral 
  segment 
  some- 
  

   what 
  sparsely 
  punctate 
  and 
  not 
  at 
  all 
  rugose. 
  Head 
  scarcely 
  wider 
  

   than 
  the 
  thorax 
  at 
  apex 
  ; 
  clypeus 
  subtruncate, 
  angles 
  scarcely 
  at 
  all 
  

   prominent 
  ; 
  antennae 
  reaching 
  the 
  middle 
  of 
  the 
  thorax, 
  joints 
  seven 
  

   to 
  eleven 
  distinctly 
  larger, 
  as 
  long 
  as 
  wide, 
  scarcely 
  obconic; 
  second 
  

   and 
  third 
  elongate, 
  one-third 
  longer 
  than 
  wide; 
  the 
  third 
  more 
  

   slender 
  ; 
  the 
  first 
  as 
  long 
  as 
  the 
  next 
  three. 
  Thorax 
  as 
  long 
  as 
  wide, 
  

   slightly 
  wider 
  than 
  the 
  elytra: 
  base 
  narrower 
  than 
  the 
  apex; 
  sides 
  

  

  