Taxa Count: 11
HYRIIDAE
Diplodon delodontus paraguayensis
Diplodon delodontus wymani
Diplodon parallelipipedon
Rhipidodonta charruana
Rhipidodonta funebralis
Rhipidodonta funebralis peraeformis
MYCETOPODIDAE
Anodontites ferrarisi
Anodontites patagonicus
Anodontites tenebricosus
Anodontites trapesialis exoticus