IV TABLE OF CONTENTS 



Superfamily Brachyrhyncha — Continued. 

 Family Portunidae — Continued. 



Subfamily Thalamitinae — Continued. 

 Genus Portunus — Continued. 



Subgenus Achelous — Continued. Pxge 



Portunus depressif rons 84 



bahamensis 90 



tuberculatus 90 



spinicarpus 92 



iridescens 93 



Genus Callinectes 98 



Callinectes sapidus 99 



sapidus acutideus 111 



bellicosus 112 



ornatus 114 



danae 118 



arcuatus 121 



marginatus 123 



toxotes 127 



bocourti 128 



exasperatus 130 



Genus Lupella 132 



Lupella forceps 133 



. Genus Arenaeus 134 



Arenaeus cribrarius 134 



mexicanus 137 



Genus Cronius 138 



Cronius ruber 139 



tumidulus 142 



Subfamily Podophthalminae 143 



Genus Euphylax : 143 



Euphylax dovii 147 



robustus 148 



Family Atelecyclidae 148 



Subfamily Atelecyclinae 149 



Genus Telmessus - 150 



Telmessus cheiragonus 150 



Genus Erimacrus 155 



Erimacrus isenbeckii 155 



Genus Peltarion 160 



Peltarion spinulosum 160 



dextrum 161 



Genus Trachycarcinus 164 



Trachycarcinus corallinus 165 



spinulifer 166 



Genus Trichopeltarion 167 



Trichopeltarion nobile 168 



Genus Pliosoma 169 



Pliosoma parvif rons 169 



Subfamily Acanthocyclinae 170 



Genus Acanthocyclus 171 



Acanthocyclus gayi 171 



albatrossis 172 



hassleri 173 



