﻿aut. 
  11 
  REVIEW 
  OF 
  OSORIINI 
  BEETLES 
  NOTMAN 
  15 
  

  

  rather 
  strongly 
  arcuate 
  and 
  slightly 
  sinuate 
  before 
  the 
  posterior 
  

   angles 
  Avhich 
  are 
  obtuse, 
  scarcely 
  distinct, 
  anterior 
  angles 
  definite 
  

   but 
  not 
  prominent; 
  side 
  margins 
  very 
  fine 
  throughout, 
  apex 
  unmar- 
  

   gined, 
  base 
  margined, 
  basal 
  impressions 
  not 
  distinct. 
  Elytra 
  

   scarcely 
  shorter 
  than 
  the 
  thorax, 
  scarcely 
  transverse; 
  suture 
  dis- 
  

   tinctly 
  impressed. 
  Prosternal 
  tuberculatum 
  rounded 
  and 
  rather 
  

   broad 
  at 
  apex. 
  Length 
  5-6.5 
  mm., 
  width 
  1.25-1.5 
  mm. 
  

  

  Type 
  and 
  paratype 
  localities. 
  — 
  Type 
  and 
  4 
  paratypes, 
  Fort 
  Grant, 
  

   Ariz., 
  12, 
  VII 
  (Hubbard 
  and 
  Schwarz). 
  3 
  paratypes, 
  Santa 
  Rita 
  

   Mountains, 
  Ariz., 
  20, 
  V; 
  11, 
  VI; 
  14, 
  VI 
  (Hubbard 
  and 
  Schwarz). 
  

   1 
  paratype, 
  Colima, 
  Col. 
  Mex. 
  (Conradt). 
  1 
  paratype, 
  Chietla, 
  

   Pueblo, 
  Mex. 
  2 
  paratypes 
  Matamoras, 
  Puebla, 
  Mex. 
  1 
  paratype, 
  

   Mexico. 
  1 
  paratype, 
  Cacao 
  Trece 
  Aguas, 
  Alta 
  V. 
  Paz 
  Guatemala, 
  

   Apr. 
  18, 
  1906 
  (Barber 
  and 
  Schwarz). 
  

  

  Type.— 
  Cat. 
  No. 
  26335, 
  U.S.N.M. 
  

  

  1 
  paratype, 
  Fort 
  Grant, 
  Ariz., 
  1, 
  VII 
  (Hubbard 
  and 
  Schwarz), 
  

   in 
  the 
  writer's 
  collection. 
  

  

  OSORIUS 
  LAEVICEPS, 
  new 
  species 
  

  

  Form 
  rather 
  slender. 
  Color 
  dark 
  ferruginous. 
  Integuments 
  

   throughout 
  smooth, 
  shining, 
  not 
  at 
  all 
  alutaceous. 
  Head 
  with 
  

   rather 
  coarse 
  and 
  moderately 
  dense 
  punctures, 
  an 
  impunctate 
  area 
  

   on 
  the 
  vertex. 
  Thorax 
  coarsely 
  and 
  somewhat 
  densely 
  punctured, 
  

   with 
  a 
  definite 
  smooth, 
  median 
  stripe 
  bounded 
  by 
  series 
  of 
  im- 
  

   pressed 
  punctures. 
  Elytra 
  coarsely, 
  evenly, 
  and 
  somewhat 
  dense!} 
  7 
  

   punctured. 
  Abdomen 
  similarly 
  punctured 
  and 
  without 
  a 
  median, 
  

   smooth 
  stripe. 
  Head 
  as 
  wide 
  as 
  the 
  thorax 
  at 
  apex, 
  as 
  long 
  as 
  

   wide. 
  Antennae 
  reaching 
  the 
  middle 
  of 
  the 
  thorax; 
  second 
  joint 
  

   one-half 
  longer 
  than 
  wide 
  and 
  slightly 
  thicker; 
  third 
  joint 
  slightly 
  

   elongate; 
  fourth 
  to 
  sixth 
  subglobular; 
  seventh 
  to 
  eleventh 
  abruptly 
  

   larger; 
  ninth 
  and 
  tenth 
  distinctly 
  transverse. 
  Thorax 
  as 
  wide 
  as 
  

   long, 
  strongly 
  narrowed 
  behind 
  the 
  middle, 
  posterior 
  angles 
  very 
  

   obtuse, 
  anterior 
  angles 
  minutely 
  subdenticulate, 
  side 
  margins 
  very 
  

   fine 
  throughout. 
  Elytra 
  slightly 
  narrower 
  and 
  slightly 
  shorter 
  than 
  

   the 
  thorax, 
  conjointly 
  as 
  long 
  as 
  wide, 
  the 
  suture 
  impressed 
  and 
  

   margined. 
  Abdomen 
  at 
  the 
  fifth 
  segment 
  slightly 
  the 
  widest 
  part 
  

   of 
  the 
  body. 
  Length 
  3.5 
  mm., 
  width 
  .75 
  mm. 
  One 
  specimen. 
  

  

  Type-locality. 
  — 
  San 
  Juan, 
  Porto 
  Rico, 
  July 
  1-5, 
  1915. 
  (Lutz 
  and 
  

   Mutchler, 
  sifting.) 
  

  

  Type. 
  — 
  In 
  the 
  collection 
  of 
  the 
  American 
  Museum 
  of 
  Natural 
  

   History. 
  

  

  OSORIUS 
  CARINICOLLIS, 
  new 
  species 
  

  

  Form 
  somewhat 
  slender; 
  color 
  dark 
  castaneous, 
  uniform. 
  Above 
  

   not 
  at 
  all 
  alutaceous. 
  Head 
  coarsely 
  and 
  closely 
  punctate, 
  punc- 
  

   tures 
  sparser 
  in 
  front, 
  a 
  narrow 
  median 
  impunctate 
  strips; 
  thorax 
  

  

  