[organisms]
see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
Phylum Annelida Lamarck, 1809 - segmented worms
Class Polychaeta Grube, 1850 - polychaetes
Family Chaetopteridae Malmgren, 1867
Genus Mesochaetopterus Potts, 1914
Mesochaetopterus minutus (Claparède, 1868)