﻿X 
  PROCEtEDINGS 
  OF 
  THE 
  NATIONAL 
  MUSEUM 
  vol. 
  9S 
  

  

  TEXT 
  FIGURES 
  

  

  Page 
  

  

  1. 
  Diagrammatic 
  sketches 
  of 
  the 
  posterior 
  end 
  of 
  the 
  body 
  cavitiea 
  of 
  

  

  Stenatherina 
  temminckii 
  (Bleeker), 
  Hepsetia 
  rissoi 
  (Cuvier 
  and 
  

   Valenciennes), 
  Atherina 
  hepsetus 
  Linnaeus, 
  Atherinops 
  affinis 
  

   (Ayres), 
  and 
  Atherinason 
  dannevigi 
  (McCulloch) 
  18 
  

  

  2. 
  Diagrammatic 
  sketches 
  of 
  the 
  premaxillaries 
  of 
  Stenatherma 
  tem- 
  

  

  minckii 
  (Bleeker), 
  IlepseUa 
  boyeri 
  (Risso), 
  Allanetta 
  araea 
  

   (Jordan 
  and 
  Gilbert), 
  Pranesus 
  insularum 
  (Jordan 
  and 
  Evermann), 
  

   Atherina 
  hepsetus 
  Linnaeus, 
  and 
  Atherion 
  elymus 
  Jordan 
  and 
  

   Starks 
  21 
  

  

  3. 
  Diagrammatic 
  sketches 
  of 
  the 
  mandibles 
  of 
  Hepsetia 
  rissoi 
  (Cuvier 
  

  

  and 
  Valenciennes), 
  Stenatherina 
  temminckii 
  (Bleeker), 
  Hypoath- 
  

   erina 
  uisila 
  (Jordan 
  and 
  Seale), 
  Atherinomorus 
  stipes 
  (Muller 
  and 
  

   Troschel), 
  Pranesus 
  pinguis 
  (Lac^pede), 
  Allanetta 
  area 
  (Jordan 
  

   and 
  Gilbert), 
  and 
  Hepsetia 
  boyeri 
  (Risso) 
  25 
  

  

  4. 
  Diagrammatic 
  sketches 
  of 
  the 
  premaxillaries 
  of 
  Austromenidia 
  regia 
  

  

  (Humboldt), 
  LaMdesthes 
  sicculus 
  (Cope), 
  Xenomelaniris 
  bra- 
  

   sinensis 
  (Quoy 
  and 
  Gaimard), 
  Leuresthes 
  tenuis 
  (Ayers), 
  and 
  

   Adenops 
  analis, 
  new 
  species 
  29 
  

  

  5. 
  Diagrammatic 
  sketches 
  of 
  the 
  mandibles 
  of 
  Leuresthes 
  tenuis 
  (Ayers), 
  

  

  Xenomelaniris 
  brasiliensis 
  (Quoy 
  and 
  Gaimard), 
  Austromenidia 
  

  

  regia 
  (Humboldt), 
  and 
  Adenops 
  analis, 
  new 
  species 
  35 
  

  

  6. 
  Adenops 
  analis, 
  new 
  species 
  37 
  

  

  7. 
  Adenops 
  argenteus, 
  new 
  species 
  37 
  

  

  8. 
  Head 
  of 
  Pseudothyrina 
  iheringi 
  45 
  

  

  9. 
  Head 
  of 
  Kronia 
  iguapensis 
  45 
  

  

  10. 
  Map 
  showing 
  distribution 
  of 
  Pomatiopsis 
  lapidarla 
  (Say) 
  and 
  the 
  

  

  disease 
  it 
  carries 
  59 
  

  

  11. 
  Histogram 
  of 
  the 
  shell 
  length 
  of 
  Pomatiopsis 
  lapidaria 
  (Say) 
  62 
  

  

  12. 
  Ropronia 
  garmani 
  Ashmead, 
  R. 
  californica 
  Ashmead, 
  R. 
  pediculata 
  

  

  Provancher, 
  and 
  R. 
  hrevicornis, 
  new 
  species 
  87 
  

  

  13. 
  Structure 
  of 
  Trimorus 
  nigricoxa, 
  new 
  species 
  95 
  

  

  14. 
  Dorsal 
  view 
  of 
  abdomen 
  of 
  Trimorus 
  crosbyi, 
  new 
  species 
  115 
  

  

  15. 
  Dorsal 
  view 
  of 
  abdomen 
  of 
  Trimorus 
  nigricoxa, 
  new 
  species 
  137 
  

  

  16. 
  Details 
  of 
  structure 
  of 
  Arnoldita 
  senex 
  (Arnold), 
  Encopognathus 
  (E.) 
  

  

  acanthomerus, 
  new 
  species, 
  Arnoldita 
  canalifera 
  (Arnold), 
  Lestica 
  

   dasymerus, 
  new 
  species, 
  Arnoldita 
  peramata 
  (Arnold), 
  and 
  E. 
  {E.) 
  

   bridwelli, 
  new 
  species 
  162 
  

  

  17. 
  Detailed 
  structure 
  of 
  Cambarus 
  hedgpethi, 
  C. 
  fodiens, 
  and 
  0. 
  byersi 
  — 
  226 
  

  

  18. 
  Chart 
  showing 
  distribution 
  of 
  various 
  species 
  of 
  pycnogonids 
  in 
  the 
  

  

  North 
  Pacific 
  238 
  

  

  19. 
  Chart 
  showing 
  distribution 
  of 
  species 
  of 
  Nymphon 
  in 
  the 
  northwestern 
  

  

  Pacific 
  241 
  

  

  20. 
  Detailed 
  structure 
  of 
  Nymphon 
  japonicum 
  Ortmann 
  249 
  

  

  21. 
  Details 
  of 
  structure 
  of 
  Nymphon 
  braschnikowi 
  Schimkewitsch 
  and 
  N. 
  

  

  hodgsoni 
  Schimkewitsch 
  251 
  

  

  22. 
  Detailed 
  structure 
  of 
  Nymphon 
  elongatum 
  Hilton 
  251 
  

  

  23. 
  Detailed 
  structure 
  of 
  Nymphon 
  kodanii, 
  new 
  species 
  252 
  

  

  24. 
  Detailed 
  structure 
  of 
  Nymphon 
  micropedes, 
  new 
  species 
  255 
  

  

  25. 
  Detailed 
  structure 
  of 
  Nymphon 
  benthos, 
  new 
  species 
  255 
  

  

  26. 
  Detailed 
  structure 
  of 
  Nymphon 
  gunteri, 
  new 
  species 
  258 
  

  

  27. 
  Detailed 
  structure 
  of 
  Nymphon 
  heterospinum, 
  new 
  species 
  261 
  

  

  