i^sw^'-M 



TABLE OF CONTENTS 



Page 



Introduction 4----.- 1 



Fossil stalk-eyed Crustacea of the Pacific slope of North America 3 



Species arranged according to age 5 



New species 7 



New name 8 



New genus 8 



Species whose nearest relatives now live in similar latitudes 8 



Species whose nearest relatives now live in lower latitudes 9 



Genera now extinct 9 



Recent genera not before recorded as fossil 10 



Localities in geographical order with the species found at each 11 



Systematic list 22 



Order Decapoda :. 22 



Tribe Brachyura 22 



Subtribe Brachy gnatha 22 



Superfamily Oxyrhyncha 22 



Family Majidae 22 



Genus Pyromaia 22 



Pyromaia tuberculata 22 



Genus Pugettia 23 



Pugettia producta 23 



richii 23 



Genus Scyra 24 



Scyra acutif rons 24 



Genus Loxorhy nchus 24 



Loxorhynchus grandis 24 



Loxorhynchus crispatus 25 



Genus Chorilia 25 



Chorilia, species 25 



Genus Libinia 26 



Libinia setosa 26 



Family Parthenopidae 26 



Genus Mesorhoea 26 



Mesorhoea idae 27 



Genus Heterocrypta 28 



Heterocrypta occidentalis 28 



Superfamily Brachyrhyncha 29 



Family Ocypodidae 29 



Genus Uca 29 



Uca oldroydi 29 



hamlini 30 



Genus Archaeopus 31 



Archaeopus antennatus 31 



III 



