| Genus and Selected Species | Image |
|---|---|
| Cyproniscus octospinosus | |
| Onisocryptus ovalis | |
| Genus and Selected Species | Image |
|---|---|
| Aegophila socialis |  |
| Allophryxus ruber | |
| Antephyra limacis | |
| Arthrophryxus beringanus | |
| Aspidophryxus sarsi |  |
| Branchiophryxus koehleri | |
| Colophryxus novangliae | |
| Dajus mysidis | |
| Dolichophryxus geminatus | |
| Heterophryxus pacificus |  |
| Holophryxus alaskensis |  |
| Notophryxus ovoides |  |
| Oculophryxus bicaulis |  |
| Paraspidophryxus terminalis | |
| Prodajus curviabdominalis |  |
| Prophryxus globicaudatus | |
| Streptodajus equilibrans | |
| Zonophryxus quinquedens |  |
| Genus and Selected Species | Image |
|---|---|
| Acanthomunna macropus |  |
| Dendromunna spinipes |  |
| Dendrotion setosum |  |
| Genus and Selected Species | Image |
|---|---|
| Balbidocolon polare | |
| Chelantermedia composita |  |
| Chelator aequabilis |  |
| Chelibranchus fletcheri | |
| Cryodesma cryoabyssale | |
| Desmosoma puritanum | |
| Disparella kensleyi | |
| Echinopleura aculeata |  |
| Eugerda tenuimana |  |
| Eugerdella huberti |  |
| Mirabilicoxa kussakini |  |
| Momedossa longipedis |  |
| Oecidiobranchus plebejum | |
| Paradesmosoma australis |  |
| Parvochelus russus | |
| Prochelator angolensis |  |
| Pseudomesus satanus | |
| Reductosoma gunnera | |
| Torwolia tinbiene | |
| Whoia angusta |  |
| Genus and Selected Species | Image |
|---|---|
| Calycuoniscus goeldii |  |
| Dubioniscus negreae |  |
| Echinothambema aculeata | |
| Novamundoniscus gracilis |  |