658 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. 53. 



Fig. 46. Onychiurus armatus, right hind foot, X 614. 



47. Onychiurus armatus, ventral aspect of rudimentary furcula, X652. 



48. Onychiurus armatus, left aspect of rudimentary furcula, X386. 



49. Onychiurus armatus, left anal spine, X 386. 



50. Onychiurus armatvis, clothing, median dorsal line of first abdominal s^- 



ment,X346. 



51. Onychiurus armatus, cuticular tubercles of body, X 652. 



Plate 74. 



Fig. 52. Onychiurus jpseudarmatus, postantennal organ, X 646. 



53. Onychiurus pseuAarmatus, left antennal base, X 394. 



54. Onychiurus pseudarmatus, right antennal sense organ, X 1120. 



55. Onychiurus pseudarmatus, left fore foot, X380. 



56. Onychiurus pseudarmatus, left hind foot, X380. 



57. Onychiurus pseudarmatus, ventral aspect of rudimentary furcula, X 652. 



58. Onychiurus pseuAirmatus, left anal spine, X 226. 



59. Onychiurus pseudarmatus, clothing, median dorsal line of first abdominal 



segment, X 226. 



60. Onychiurus pseudarmatus, cuticular tubercles of body, X 652. 



Plate 75. 



Fig. 61. Onyc/itwrMs octopunctofMS, right postantennal organ, X 434. 



62. Onychiurus octopunctatus, right anntennal sense organ, X 868. 



63. Onychiurus octopunctatus, left hind foot,X434. 



64. Onychiurus octopunctatus, left anal spine, X425. 



65. Onychiurus dentatus, right postantennal organ, etc.,X1120. 



66. Onychiurus dentatus, deeper structure of postantennal organ, X868. 



67. Onychiurus dentatus, base of right antenna, X254. 



68. Onychiurus dentatus, left antennal sense organ, X1120. 



Plate 76. 



Fig. 69. Onychiurus dentatus, right hind foot,X346. 



70. Onychiurus dentatus, right mid foot, concave aspect, X346. 



71. Onychiurus dentatus, anal spines, X400. 



72. Onychiurus dentatus, right anal spine, X400. 



73. Onychiurus dentatus, clothing, median dorsal line of first abdominal seg- 



ment, X 166. 



74. Onychiurus dentatus, clothing, median line of metanotum,Xl66. 



75. Onychiurus dentatus, cuticular tubercles of body, X 652. 



76. Onychiurus ramosus, left postantennal organ, X 1120. 



77. Onychiurus ramosus, left antennal base, X 652. 



Plate 77. 



Fig. 78. Onychiurus ramosus, right antennal sense organ, X 1640. 



79. Onychiurus ramosus, left hind foot, X 980. 



80. Onychiurus ramosus, anal spine, X 980. 



81. Onychiurus ramosus, clothing, median line of first abdominal segment, X346. 



82. Onychiurus ramosus, cuticular tubercles of bod\ ,X652. 



83. Onychiurus fimetarius, right postantennal organ. X1120. 



84. Onychiurus fimetarius, left antennal sense organ, X1120. 



85. Onychiurus fimetarius, right hin.i i;jot,X486. 



86. Onychiurus fimetarius, right hind loot, X 466. 



