﻿Heteroiiierous 
  Coleoptera. 
  389 
  

  

  Helops 
  (Nalassiis) 
  nanus, 
  Kiist. 
  {imrvulus, 
  Luc). 
  

  

  Gibraltar 
  ; 
  under 
  stones, 
  in 
  tufts 
  of 
  grass, 
  flood 
  refuse, 
  

   &c. 
  ; 
  occasional. 
  Also 
  at 
  Tetuan. 
  

  

  Helops 
  (Nalassus) 
  parvulus, 
  Eamb. 
  

  

  Gibraltar 
  ; 
  one 
  mutilated 
  example, 
  perhaps 
  belonging 
  

   to 
  this 
  species. 
  

  

  Helops 
  {Nalassus) 
  tingitanus, 
  All. 
  

   Tetuan 
  ; 
  three 
  examples. 
  

  

  Helops 
  (Stenomax) 
  calpensis, 
  n. 
  sp.* 
  

   Oblong-ovate, 
  moderately 
  convex, 
  blackish 
  brown, 
  shining, 
  the 
  

   elytra 
  with 
  a 
  very 
  faint 
  brassy 
  lustre, 
  the 
  labrum 
  and 
  oral 
  organs 
  

   fiisco-testaceous. 
  Head 
  deeply 
  transversely 
  depressed 
  in 
  front, 
  

   vBry 
  closely 
  and 
  finely 
  punctured 
  ; 
  antennae 
  fasco-ferruginous, 
  

   rather 
  slender, 
  in 
  the 
  male 
  reaching 
  to 
  about 
  the 
  basal 
  fourth 
  of 
  

   the 
  elytra, 
  in 
  the 
  female 
  a 
  little 
  shorter 
  ; 
  prothorax 
  strongly 
  

   transverse, 
  transversely 
  convex, 
  scarcely 
  broader 
  at 
  the 
  base 
  than 
  

   at 
  the 
  apex, 
  the 
  base 
  and 
  apex 
  feebly 
  bisinuate, 
  the 
  sides 
  finely 
  

   margined, 
  rounded 
  and 
  dilated 
  before 
  the 
  middle 
  (less 
  distinctly 
  so 
  

   in 
  the 
  female), 
  narrowed 
  and 
  slightly 
  sinuate 
  behind, 
  the 
  hind 
  

   angles 
  subrectangular, 
  the 
  basal 
  fovese 
  feebly 
  indicated, 
  the 
  surface 
  

   closely, 
  finely, 
  and 
  almost 
  equally 
  punctured 
  (the 
  punctuation 
  a 
  

   little 
  more 
  diffuse 
  than 
  that 
  of 
  the 
  head, 
  and 
  not 
  becoming 
  denser 
  

   towards 
  the 
  sides) 
  ; 
  scutellum 
  with 
  a 
  few 
  minute 
  pimctrn'os 
  ; 
  elytra 
  

   a 
  little 
  flattened 
  on 
  the 
  disc, 
  not 
  more 
  than 
  two 
  and 
  a 
  half 
  times 
  

   the 
  length 
  of 
  the 
  prothorax, 
  and 
  scarcely 
  wider 
  than 
  it 
  at 
  the 
  base, 
  

   widest 
  at 
  the 
  middle, 
  a 
  little 
  rounded 
  at 
  the 
  sides, 
  obliquely 
  nar- 
  

   rowed 
  behind, 
  deeply 
  and 
  finely 
  punctate-striate, 
  the 
  striae 
  be- 
  

   coming 
  finer 
  towards 
  the 
  apex, 
  the 
  interstices 
  feebly 
  convex, 
  

   minutely 
  and 
  rather 
  thickly 
  punctured 
  ; 
  beneath 
  pitchy-brown, 
  

   finely 
  and 
  thickly 
  punctured 
  ; 
  legs 
  pitchy 
  -brown, 
  the 
  tarsi 
  testa- 
  

   ceous 
  ; 
  the 
  anterior 
  tarsi 
  only 
  a 
  very 
  little 
  stouter 
  in 
  the 
  male 
  than 
  

   in 
  the 
  female 
  ; 
  body 
  apterous. 
  Length 
  7^, 
  breadth 
  3, 
  millim. 
  

   (<? 
  ?). 
  

  

  Two 
  examples 
  only, 
  both 
  from 
  the 
  vicinity 
  of 
  Gibraltar, 
  

   Somewhat 
  resembling 
  H. 
  (Omaleis) 
  ophonoides, 
  Luc. 
  ; 
  

   but 
  with 
  the 
  elytra 
  relatively 
  much 
  shorter 
  (in 
  H. 
  

   oi^honoides 
  they 
  are 
  fully 
  three 
  times 
  as 
  long 
  as 
  the 
  

   thorax), 
  less 
  parallel, 
  very 
  little 
  wider 
  than 
  the 
  thorax 
  at 
  

  

  2d2 
  

  

  