﻿30 
  PEOCEEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  

  

  PHAULOTETTIX 
  COMPRESSUS, 
  new 
  species. 
  

  

  (Plate 
  II, 
  lig. 
  11.) 
  

  

  Brownisli 
  testaceous 
  above, 
  olivaceo-testaceous 
  below, 
  marked 
  on 
  the 
  

   sides 
  with 
  a 
  feebly 
  arcuate 
  piceons 
  stripe. 
  Head 
  dark 
  brownish 
  testa- 
  

   ceous 
  above, 
  with 
  a 
  piceons 
  band 
  beliind 
  the 
  eyes, 
  below 
  which 
  the 
  pos- 
  

   terior 
  parts 
  of 
  the 
  genae 
  are 
  ferruginous, 
  while 
  the 
  face 
  and 
  rest 
  of 
  the 
  

   head 
  are 
  olivaceo-testaceous; 
  frontal 
  costa 
  punctate 
  above; 
  fastigiuni 
  

   very 
  narrowly 
  and 
  slightly 
  sulcate; 
  antennae 
  tlavescent, 
  growing 
  fus- 
  

   cous 
  apically. 
  Pronotum 
  dull 
  olivaceo-testaceous 
  on 
  disk, 
  with 
  a 
  large 
  

   median, 
  fusco-ferruginous, 
  trapezoidal 
  patch, 
  the 
  upper 
  half 
  of 
  the 
  lat- 
  

   eral 
  lobes 
  blackish, 
  the 
  lower 
  flavo-testaceous, 
  excepting 
  the 
  dark 
  lower 
  

   part 
  of 
  the 
  front 
  half 
  of 
  the 
  prozona; 
  sides 
  of 
  the 
  abdomen 
  with 
  a 
  

   diminishing 
  piceous 
  baud, 
  broken 
  by 
  the 
  pink 
  incisures, 
  the 
  middle 
  of 
  

   the 
  dorsum 
  becoming 
  gradually 
  brownish 
  testaceous. 
  Tegmina 
  testa- 
  

   ceous. 
  Fore 
  and 
  middle 
  legs 
  and 
  hind 
  femora 
  green, 
  the 
  latter 
  fusco- 
  

   luteous 
  above, 
  blackish 
  on 
  the 
  sides 
  of 
  the 
  geniculation, 
  and 
  luteous 
  

   Avithin 
  ; 
  hind 
  tibiae 
  red 
  with 
  a 
  green 
  base, 
  tlie 
  spines 
  pallid, 
  black- 
  

   tipped. 
  Supraanal 
  plate 
  long 
  triangular, 
  well 
  rounded 
  at 
  apex, 
  strongly 
  

   tectate, 
  with 
  a 
  moderately 
  deep 
  basal 
  median 
  sulcus, 
  less 
  than 
  half 
  as 
  

   long 
  as 
  the 
  plate; 
  fnrcula 
  consisting 
  of 
  a 
  pair 
  of 
  minute, 
  attingent, 
  

   parallel 
  lingers, 
  hardly 
  longer 
  than 
  broad; 
  cerci 
  slender, 
  compressed, 
  

   short, 
  tapering 
  on 
  the 
  basal 
  lialf, 
  beyond 
  equal, 
  the 
  lower 
  outer 
  extremity 
  

   acutangulate 
  (hardly 
  so 
  represented 
  in 
  the 
  figuie). 
  

  

  Length 
  of 
  body, 
  male, 
  15 
  mm.; 
  antennae, 
  6.1 
  mm.; 
  hind 
  femora, 
  8.6 
  

   mm. 
  

  

  One 
  male. 
  Montelovez, 
  Cohahuila, 
  Mexico, 
  September 
  20, 
  E. 
  Palmer. 
  

  

  8. 
  CEPHALOTETTIX, 
  new 
  genus. 
  

   {HEqjaXi), 
  head; 
  tsttic,, 
  grasshopper.) 
  

  

  Body 
  subcylindrical 
  with 
  subparallel 
  sides, 
  slightly 
  constricted 
  in 
  the 
  

   middle 
  of 
  the 
  abdomen. 
  Head 
  large, 
  prominent, 
  well 
  exserted, 
  together 
  

   with 
  the 
  eyes 
  considerably 
  broader 
  (at 
  least 
  in 
  the 
  male) 
  than 
  any 
  part 
  

   of 
  the 
  thorax; 
  vertex 
  well 
  arched, 
  elevated 
  above 
  the 
  i^ronotum, 
  the 
  

   fastigium 
  rapidly 
  descending, 
  and 
  the 
  face 
  considerably 
  retreating, 
  these 
  

   two 
  at 
  right 
  angles; 
  eyes 
  very 
  large 
  and 
  very 
  prominent 
  (in 
  the 
  male), 
  

   very 
  broadly 
  ovate, 
  and 
  yet 
  nearly 
  twice 
  as 
  long 
  as 
  the 
  intraocular 
  por- 
  

   tion 
  of 
  the 
  genae; 
  fastigium 
  broadening 
  considerably 
  in 
  front 
  of 
  the 
  

   eyes, 
  sulcate 
  throughout, 
  the 
  frontal 
  costa 
  considerably 
  broader 
  than 
  

   the 
  interval 
  l)etween 
  the 
  eyes, 
  yet 
  not 
  very 
  broad, 
  equal 
  except 
  for 
  a 
  

   slight 
  contraction 
  above, 
  feebly 
  depressed 
  just 
  above 
  the 
  ocellus; 
  anten- 
  

   nae 
  slender, 
  about 
  half 
  as 
  long 
  as 
  the 
  body. 
  Pronotum 
  parallel 
  sided, 
  

   scarcely 
  widening 
  at 
  the 
  metazona, 
  the 
  front 
  and 
  hind 
  margin 
  as 
  in 
  

   lihabdotettix, 
  compressed 
  cyliiulrical, 
  with 
  neither 
  median 
  nor 
  lateral 
  

   carinae, 
  the 
  disk 
  passing 
  insensibly 
  into 
  the 
  lateral 
  lobes; 
  prozona 
  

   sparsely 
  punctate, 
  about 
  twice 
  as 
  long 
  as 
  the 
  densely 
  punctate 
  meta- 
  

  

  