﻿324 
  PUOCEEDINirS 
  OF 
  THE 
  NATIONAL 
  MUSEUM. 
  vol. 
  xx. 
  

  

  105. 
  MELANOPLUS 
  TEXANUS. 
  

   (Plate 
  XXII, 
  fig. 
  1.) 
  

  

  I'ezoteUix 
  texanns 
  Scudder!, 
  Proc. 
  Boat. 
  Soc. 
  Nat. 
  Hist., 
  XX 
  (1879), 
  pjt. 
  80-81; 
  

  

  Cent. 
  Ortli. 
  (1879), 
  pp. 
  69-70.— 
  Bruner, 
  Rep. 
  U. 
  S. 
  Eut. 
  Coiiim., 
  Ill 
  (1883), 
  

  

  p. 
  59. 
  

   Fezotettix 
  acudderi 
  Bruner!, 
  Bull. 
  Washb. 
  Coll., 
  I 
  (1885), 
  p. 
  136. 
  

  

  Of 
  moderately 
  large 
  size. 
  Head 
  Lardly 
  iiromineiit, 
  the 
  vertex 
  tumid, 
  

   a 
  little 
  elevated 
  above 
  the 
  pronotnm, 
  the 
  interspace 
  between 
  the 
  eyes 
  

   half 
  as 
  broad 
  again 
  (male) 
  or 
  twice 
  as 
  broad 
  (female) 
  as 
  tlie 
  flrst 
  anten- 
  

   nal 
  Joint; 
  fastiginm 
  rather 
  steeply 
  declivent, 
  so 
  shallow 
  as 
  to 
  be 
  hardly 
  

   perceptible, 
  broad, 
  enlarging, 
  and 
  well 
  rounded 
  apically; 
  frontal 
  cosita 
  

   moderate, 
  rather 
  prominent, 
  equal, 
  jilane, 
  nowhere 
  sulcate 
  excei)tiug' 
  

   at 
  and 
  for 
  a 
  short 
  distance 
  below 
  the 
  ocellus 
  and 
  slightly, 
  as 
  l)road 
  as 
  

   the 
  interspace 
  between 
  the 
  eyes, 
  delicately 
  punctate 
  throughout; 
  eyes 
  

   moderately 
  large, 
  moderately 
  and 
  similarly 
  prominent 
  in 
  the 
  two 
  sexes 
  

   a 
  little 
  longer 
  than 
  the 
  infraocular 
  x)ortiou 
  of 
  the 
  genae; 
  antennae 
  five- 
  

   sevenths 
  (male) 
  or 
  two-thirds 
  (female) 
  as 
  long 
  as 
  the 
  hind 
  femora. 
  

   Prouotuni 
  very 
  simple, 
  nearly 
  equal, 
  enlarging 
  a 
  little 
  on 
  the 
  metazona 
  

   (male) 
  or 
  enlarging 
  posteriorly 
  to 
  a 
  considerable 
  extent 
  and 
  uniformly 
  

   throughout 
  (female), 
  the 
  front 
  margin 
  scarcely 
  convex 
  (male) 
  or 
  trun- 
  

   cate 
  (temale), 
  the 
  hind 
  border 
  very 
  broadly 
  angulate; 
  median 
  carina 
  

   distinct 
  and 
  abrupt 
  but 
  slight 
  and 
  equal, 
  the 
  lateral 
  carinae 
  subobso- 
  

   lete; 
  prozona 
  distinctly 
  longitudinal 
  (male) 
  or 
  longitudinally 
  subquad- 
  

   rate 
  (female), 
  about 
  a 
  third 
  longer 
  than 
  the 
  very 
  faintly 
  rugulos^e 
  

   metazona. 
  Prosternal 
  spine 
  long, 
  subconical, 
  mesially 
  enlarged, 
  blunt, 
  

   a 
  little 
  retrorse 
  ; 
  interspace 
  between 
  mesosternal 
  lobes 
  twice 
  or 
  more 
  

   than 
  twice 
  as 
  long 
  as 
  broad 
  (male) 
  or 
  subquadrate, 
  by 
  exception 
  half 
  as 
  

   long 
  again 
  as 
  broad 
  (female). 
  Tegmina 
  abbreviate, 
  overlai)ping, 
  pro- 
  

   duced 
  ovate, 
  about 
  as 
  long 
  as 
  the 
  head 
  and 
  pronotnm 
  together, 
  nearly 
  

   twice 
  as 
  long 
  as 
  broad, 
  the 
  inner 
  margin 
  rather 
  gently 
  the 
  costal 
  mar- 
  

   gin 
  considerably 
  convex, 
  the 
  tip 
  roundly 
  pointed. 
  Fore 
  and 
  middle 
  

   femora 
  somewhat 
  tumid 
  in 
  the 
  male. 
  Extremity 
  of 
  male 
  abdomen 
  

   clavate, 
  considerably 
  recurved, 
  the 
  supraanal 
  plate 
  triangular, 
  a 
  very 
  

   little 
  broader 
  than 
  long, 
  i)ointed, 
  the 
  sides 
  nearly 
  straight; 
  furcula 
  con- 
  

   sisting 
  of 
  a 
  j)air 
  of 
  slight 
  but 
  broad, 
  depressed, 
  angular 
  teeth, 
  their 
  

   points 
  as 
  far 
  apart 
  as 
  the 
  width 
  of 
  one 
  of 
  them 
  ; 
  cerci 
  rather 
  broad 
  

   and 
  straight, 
  broadly 
  and 
  roundly 
  constricted 
  in 
  the 
  middle, 
  the 
  

   extremity 
  truncate 
  and 
  rounded, 
  the 
  whole 
  directed 
  toward 
  the 
  apex 
  of 
  

   the 
  subgenital 
  plate 
  and 
  curved 
  considerably 
  inward; 
  subgenital 
  plate 
  

   bluntly 
  subconical, 
  the 
  margin 
  quadrate, 
  the 
  apical 
  margin 
  a 
  little 
  ele- 
  

   vated, 
  recurved, 
  and 
  entire. 
  

  

  The 
  general 
  color 
  is 
  a 
  dull 
  somewhat 
  cinereous 
  brown 
  above, 
  a 
  dirty 
  

   but 
  rather 
  pale 
  greenish 
  brown 
  below, 
  marked 
  conspicuously 
  by 
  a 
  very 
  

   broad 
  straight 
  piceous 
  belt, 
  scarcely 
  broader 
  behind 
  than 
  in 
  front, 
  

   extending 
  from 
  the 
  eyes 
  across 
  the 
  prozona, 
  its 
  npiter 
  edge 
  at 
  the 
  

  

  