IV TABLE OF CONTENTS 



Superfamily Brachyrhyncha — Continued. I'agp 



Family Grapsidae 32 



Genus Hemigrapsus 32 



Hemigrapsus, species 32 



luidus 33 



oregonensis 33 



Family Pinnut heridae 34 



Genus Pinnixa 34 



Pinnixa eocenica 34 



Family Goneplacidae 35 



Genus Plagiolophus 35 



Plagiolophus weaveri 35 



vancouverensis 37 



Genus Pilumnoplax 37 



Pilimmoplax carmanahensis 38 



hannibalanus 39 



soledadensis 41 



Genus Branchioplax 42 



Branchioplax washingtoniana 42 



Genus Eucrate 44 



Eucrate martini 44 



Genus Coeloma 45 



Coeloma martinezensis 46 



Family Xanthidae 47 



Genus Zanthopsis 47 



Zanthopsis vulgaris 48 



hendersonianus 53 



sternbergi 54 



Genus Lophopanopeus 55 



Lophopanopeus diegensis 56 



leucomanus 56 



lockingtoni 57 



olearis 57 



Genus Cycloxanthops 58 



Cycloxanthops novemdentatus 58 



Family Cancridae 59 



Genus Cancer 59 



Cancer gabbi 59 



bainbridgensis 60 



fissus 60 



urbanus 61 



productus 62 



branneri 63 



anthonyi 64 



jordani 64 



magister 64 



gracilis 65 



Genus Branchiolambrus 65 



Branchiolambrus altus 65 



Family Portunidae 66 



Genus Carcinides 66 



Carcinidcs minor 66 



