VI TABLE OF CONTENTS. 



Family Goneplacidae — Continued. 



Subfamily Prionoplacinae — Continued. Page. 



Genus Panoplax 47 



Panoplax depressa 47 



Genus Glyptoplax 48 



Glyptoplax pugnax 50 



smithii 51 



Genus Eucratopsis 52 



Eucratopsis crassimanus 52 



Subfamily Rliizopinae 54 



Genus Chasmocarcinus . . . , 54 



Chasmocarcinus typicus 55 



latipes 57 



obliquus 58 



cylindricus 59 



Family Pinnotheridae 61 



Subfamily Pinnotherinae 61 



Genus Pinnotheres 62 



Pinnotheres ostreum 66 



holmesi 68 



geddesi 70 



politus 71 



angelicus 72 



lithodomi 73 



maculatus 74 



bipunctatus 78 



depressus 79 



muliniarum 81 



pugettensis 82 



nudus 83 



serrei 84 



concharum 86 



pubescens 87 



barbatus 88 



strombi 90 



silvestrii 91 



margarita 91 



reticulatus 93 



moseri 94 



shoemakeri 95 



taylori 97 



orcutti 98 



hemphilli 99 



guerini 101 



hirtimanus 101 



Genus Fabia lOi 



Fabia subquadrata 102 



lowei 104 



byssomiae IO5 



canfieldi 106 



Genus Parapinnixa IO7 



Parapinnixa nitida IO7 



hendersoni 109 



affinis HI 



