﻿ART. 
  14 
  THE 
  BEETLE 
  FAMILY 
  PSEUDOMORPHIDAE 
  NOTMAN 
  7 
  

  

  13. 
  Size 
  larger. 
  9 
  mm. 
  Basal 
  margin 
  of 
  elytra 
  entire, 
  attaining 
  the 
  

  

  scutellum 
  14 
  

  

  Size 
  smaller, 
  not 
  more 
  than 
  7 
  mm. 
  Basal 
  margin 
  of 
  elytra 
  abbreviated, 
  

   not 
  attaining 
  tbe 
  scutellum 
  15 
  

  

  14. 
  More 
  shining 
  mastersi 
  MacLeay. 
  

  

  Alutaceous, 
  subopaque 
  dytiscoides 
  Newman. 
  

  

  15. 
  Elytra 
  shorter, 
  twice 
  the 
  length 
  of 
  the 
  thorax. 
  Form 
  ovate. 
  

  

  * 
  brevipennis 
  MacLeay. 
  

   Elytra 
  longer, 
  nearly 
  three 
  times 
  the 
  length 
  of 
  thorax. 
  Form 
  narrower 
  16 
  

  

  16. 
  Form 
  narrower, 
  more 
  cylindrical. 
  Abdomen 
  black 
  niger, 
  new 
  species. 
  

  

  Form 
  broader, 
  more 
  depressed 
  17 
  

  

  17. 
  Thorax 
  much 
  broader, 
  more 
  than 
  twice 
  as 
  broad 
  as 
  long. 
  Abdomen 
  black. 
  

  

  * 
  vicinus 
  Castelnau. 
  

   Thorax 
  narrower, 
  not 
  more 
  than 
  twice 
  as 
  broad 
  as 
  long. 
  Abdomen 
  paler, 
  

   piceous 
  gyrinoides 
  Hope. 
  

  

  18. 
  Thorax 
  narrower 
  than 
  the 
  elytra 
  occidentalis 
  Castelnau. 
  

  

  Thorax 
  as 
  wide 
  as 
  the 
  elytra. 
  Suture 
  subcarinate 
  apically. 
  

  

  * 
  micans 
  Blackburn. 
  

  

  19. 
  Alutaceous. 
  rather 
  opaque. 
  Head 
  deeply 
  immersed 
  in 
  the 
  thorax. 
  

  

  * 
  brunneus 
  Castelnau. 
  

   Strongly 
  shining 
  20 
  

  

  20. 
  Densely 
  punctate, 
  though 
  shining 
  * 
  punctatus 
  Castelnau 
  

  

  Punctation 
  rather 
  sparse 
  or 
  wanting 
  21 
  

  

  21. 
  Size 
  smaller, 
  about 
  3 
  mm 
  22 
  

  

  Size 
  larger, 
  4-6 
  mm 
  23 
  

  

  22. 
  Color 
  ferruginous, 
  uniform. 
  Thorax 
  and 
  elytra 
  of 
  equal 
  width. 
  Very 
  

  

  minutely 
  punctate 
  and 
  feebly 
  striate 
  rubiginosus 
  Newman. 
  

  

  Color 
  pale, 
  rufo-piceous, 
  a 
  little 
  darker 
  on 
  head 
  and 
  thorax. 
  Very 
  shining, 
  

   impunctate. 
  Elytra 
  a 
  little 
  narrower 
  than 
  thorax 
  * 
  laevis 
  MacLeay. 
  

  

  23. 
  Form 
  broader. 
  Thorax 
  two-thirds 
  wider 
  than 
  long.' 
  Sides 
  subparallel 
  

  

  posteriorly, 
  rounded 
  anteriorly. 
  Punctation 
  fine 
  but 
  distinct. 
  Size 
  

  

  6 
  mm 
  aphodioides 
  Westwood. 
  

  

  Form 
  elongate, 
  cylindrical 
  24 
  

  

  24. 
  Thorax 
  nearly 
  as 
  long 
  as 
  broad. 
  Elytra 
  slightly 
  narrower 
  than 
  thorax. 
  

  

  Punctation 
  very 
  indistinct. 
  Size 
  6 
  mm 
  * 
  longipennis 
  MacLeay. 
  

  

  Thorax 
  rather 
  strongly 
  transverse, 
  as 
  wide 
  as 
  elytra, 
  sides 
  straight, 
  nar- 
  

   rowed 
  from 
  the 
  base. 
  Punctation 
  more 
  distinct. 
  Size 
  4 
  mm. 
  

  

  castaaeus 
  Castelnau. 
  

  

  25. 
  Elytra 
  with 
  the 
  apex 
  more 
  or 
  less 
  broadly 
  reddish 
  26 
  

  

  Elytra 
  maculate 
  or 
  fasciate 
  33 
  

  

  26. 
  More 
  or 
  less 
  alutaceous 
  and 
  dull. 
  Form 
  elongate, 
  cylindrical, 
  parallel. 
  

  

  Thorax 
  longer 
  than 
  broad 
  * 
  linearis 
  MacLeay. 
  

  

  Shining 
  27 
  

  

  27. 
  Thorax 
  subquadrate 
  or 
  longer 
  than 
  broad 
  28 
  

  

  Thorax 
  distinctly 
  transverse 
  29 
  

  

  28. 
  Thorax 
  longer 
  than 
  wide. 
  Apical 
  third 
  or 
  half 
  of 
  the 
  elytra 
  red. 
  

  

  * 
  filiformis 
  MacLeay. 
  

   Thorax 
  subquadrate. 
  Elytral 
  apex 
  less 
  broadly 
  red. 
  

  

  nemosomoides 
  Westwood. 
  

  

  29. 
  Form 
  broader, 
  less 
  oblong 
  apicalis 
  MacLeay. 
  

  

  Form 
  narrower, 
  more 
  parallel 
  30 
  

  

  30. 
  Thorax 
  impunctate 
  31 
  

  

  Thorax 
  with 
  distinct 
  punctation 
  32 
  

  

  