Adercotryma fossilis
Fuchs, 1971
type specimen   holotype
Cretaceous
Central Northern Alps

Adercotryma glomeratum
(Brady, 1878)
identified by scientist   
Quaternary
Kerguelen and off

Adercotryma horrida
(Grzybowski, ?)
identified by scientist   
Paleogene
Western Siberian Plain