﻿NEW 
  EUCNEMIDID 
  BEETLES 
  — 
  FISHER 
  87 
  

  

  Remarks. 
  — 
  Described 
  from 
  three 
  specimens 
  (1 
  type). 
  Type 
  and 
  

   one 
  paratype 
  collected 
  at 
  the 
  type 
  locality 
  by 
  J. 
  Pittier, 
  and 
  one 
  para- 
  

   type 
  collected 
  at 
  San 
  Jose, 
  Costa 
  Rica, 
  1,000 
  to 
  1,200 
  meters, 
  January 
  

   15, 
  1934, 
  by 
  Ferdinand 
  Nevermann. 
  

  

  This 
  species 
  is 
  allied 
  to 
  Ple^iofornnx 
  loTigicorms 
  Horn 
  but 
  differs 
  

   from 
  the 
  description 
  given 
  for 
  that 
  species 
  in 
  being 
  shining 
  black 
  with 
  

   a 
  bluish 
  or 
  greenish 
  tinge 
  and 
  in 
  having 
  the 
  antenna 
  extending 
  only 
  

   (o 
  the 
  basal 
  fourth 
  of 
  the 
  elytra, 
  the 
  pronotum 
  as 
  long 
  as 
  wide, 
  with 
  

   the 
  sides 
  parallel 
  along 
  the 
  basal 
  two-thirds, 
  the 
  proi)leural 
  triangle 
  

   densely 
  punctate, 
  and 
  the 
  first 
  segment 
  of 
  the 
  posterior 
  tarsus 
  as 
  long 
  

   as 
  the 
  following 
  segments 
  united. 
  

  

  Genus 
  FARSUS 
  Jacquelin 
  Du 
  Val 
  

  

  FARSUS 
  CONVEXUS, 
  new 
  species 
  

  

  Cylindrical, 
  robust, 
  strongly 
  convex, 
  scarcely 
  narrowed 
  posteriorly, 
  

   subopaqup. 
  uniformly 
  reddish 
  brown, 
  sparsely, 
  uniformly 
  clothed 
  witli 
  

   -hort, 
  semierect, 
  yellowish 
  hairs, 
  which 
  are 
  more 
  recumbent 
  on 
  under- 
  

   side 
  of 
  body. 
  

  

  Head 
  moderately 
  convex, 
  vaguely 
  depressed 
  behind 
  clypeus, 
  coarsely, 
  

   confluently 
  ocellate-punctate 
  ; 
  interocular 
  carina 
  vaguely 
  elevated', 
  not 
  

   extending 
  along 
  base 
  of 
  clypeus; 
  clypeus 
  strongly 
  contracted 
  at 
  base, 
  

   which 
  is 
  nearly 
  as 
  wide 
  as 
  distance 
  to 
  eye, 
  broadly 
  sinuate 
  or 
  rounded 
  

   in 
  front. 
  Antenna 
  rather 
  robust, 
  extending 
  slightly 
  beyond 
  base 
  of 
  

   elytra; 
  segment 
  2 
  as 
  long 
  as 
  4, 
  which 
  is 
  one-half 
  as 
  long 
  as 
  3, 
  the 
  fol- 
  

   lowing 
  segments 
  subequal 
  in 
  length 
  to 
  one 
  another 
  except 
  11, 
  which 
  is 
  

   longer 
  and 
  oblong; 
  segments 
  4 
  to 
  10 
  compact, 
  wider 
  than 
  long. 
  

  

  Pronotum 
  sliglitly 
  wider 
  than 
  long, 
  strongly 
  convex 
  anteriorly, 
  ob- 
  

   liquely 
  deflexed 
  along 
  base; 
  sides 
  parallel 
  to 
  near 
  apex, 
  then 
  arcuately 
  

   rounded 
  ; 
  anterior 
  margin 
  broadly 
  rounded, 
  distinctly 
  carinate, 
  the 
  

   cai'ina 
  curving 
  backward 
  on 
  each 
  side 
  near 
  apical 
  angles; 
  base 
  broadly 
  

   emarginate 
  in 
  fiont 
  of 
  scutellum; 
  surface 
  coarsely, 
  densely 
  ocellate- 
  

   punctate 
  at 
  middle, 
  scabrous 
  toward 
  sides. 
  

  

  Elytra 
  strongly 
  convex, 
  vaguely 
  striate, 
  the 
  intervals 
  rather 
  densely, 
  

   irregularly 
  punctate; 
  sides 
  parallel 
  to 
  near 
  apices, 
  which 
  are 
  conjointly 
  

   broadly 
  rounded. 
  

  

  Body 
  beneath 
  densely, 
  coarsely 
  ocellate-punctate; 
  abdomen 
  strongly 
  

   convex, 
  last 
  sternite 
  broadly 
  rounded 
  at 
  apex. 
  Prosterninn 
  with 
  

   lateral 
  margin 
  strongly 
  elevated 
  posteriorly, 
  obsolete 
  toward 
  apex; 
  

   supplementary 
  carina 
  sinuate, 
  strongly 
  elevated 
  anteriorly, 
  extending 
  

   along 
  j)rosternal 
  suture 
  to 
  middle 
  of 
  proplenral 
  triangle. 
  Femora 
  ro- 
  

   i;usf. 
  P<;sterior 
  coxae 
  strongly, 
  angularly 
  expanded 
  internally. 
  

  

  Length 
  4-6 
  mm., 
  width 
  1.25-2 
  mm. 
  

  

  Type 
  lorol'ity. 
  — 
  Tabernilla, 
  Caiutl 
  Zone. 
  

  

  Type 
  and 
  jmratyprn. 
  — 
  IJ.S.N.M. 
  No. 
  57170. 
  

  

  