Ptychophallus tristani (Rathbun, 1896) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Arthropoda class Malacostraca order Decapoda family Pseudothelphusidae genus Ptychophallus species Ptychophallus tristani Name Synonyms Pseudothelphusa tristani Rathbun, 1896 Ptychophallus campylos Pretzmann, 1968 Homonyms Ptychophallus tristani (Rathbun, 1896)