FAMILY PELTOGASTERELLIDAE HØEG & GLENNER, 2019
Diagnosis: As provided by Høeg et al. (2020).
Comment: All species have multiple (colonial) externae attached to the same root system. The externae are lost after one reproductive event and then replaced by a new generation of externae.
Host: Paguroidea.
Angulosaccus Reinhard, 1944 (one species) Boschmaia Reinhard, 1958 (one species) Cyphosaccus Reinhard, 1958 (four species) Peltogasterella Krüger, 1912 (four species)