- Source: Habrotrocha
Habrotrocha is a genus of bdelloid rotifers.
Late Eocene fossils of Habrotrocha in Dominican amber are among the oldest known fossil rotiferans.
Habrotrochid rotifers seem to have persisted for 35 million years with very little change in morphology or ecological role.
References
Data related to Habrotrocha at Wikispecies