ILLUSTRATIONS XI 



FIGURE PAGB 



29, 30. Mesenchytrceus pedatus 55, 56 



31. Mesenchytrceus beringensis 58 



32. Mesenchytrceus solifugus 60 



33. Enchytrceus modestus 63 



34-36. Enchytrceus metlakatlensis 65, 66 



37, 38. Enchytrceus kincaidi 67, 68 



39, 40. Enchytrceus alaskce 69, 70 



41. Enchytrceus saxicola 70 



42. Enchytrceus citrinus 7 2 



43. Michaelsena paucispina 74 



44-46. Lumbricillus santceclarce 77' 7^ 



47, 48. Lumbricillus merriami 80 



49. Lumbricillus merriami elongatus 81 



50-52. Lumbricillus annulatus 82, 83, 84 



53, 54. Lumbricillus ritteri. 85 



55-57. Lumbricillus franciscanus 86, 87 



58. Lumbricillus franciscanus borealis 89 



59. Lumbricillus franciscanus unalaskce 90 



60. Marionina alaskce 92 



61, 62. Marionina americana 93 



63. JSryodrilus udei 95 



64. Henlea californica 100 



65. Henlea californica monticola 101 



66. Henlea californica helence 101 



67, 68. Henlea guatemalce 102, 103 



69. Henlea ehrhorni 104 



70, 7 1 - Fridericia harrimani no 



72. Fridericia johnsoni 112 



73, 74. Fridericia fuchsi 113 



75. Fridericia sonorce 114 



76. Fridericia santcerosce 116 



77. Fridericia santcebarbarce 117 



78,79. Fridericia popoftana 117? n8 



80. Fridericia macgregori. 119 



81. Fridericia californica 120 



