Prototrochus minutus (Östergren, 1905) Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Echinodermata class Holothuroidea order Apodida family Myriotrochidae genus Prototrochus species Prototrochus minutus Name Synonyms Myriotrochus minutus Östergren, 1905 Prototrochus barnesi O'Loughlin & VandenSpiegel, 2010 Homonyms Prototrochus minutus (Östergren, 1905)