Species: robusta (PORTIS, 1878) HAY, 1905
Etymology: Latin, robustus, "robust."
= Chelonides robusta PORTIS, 1878

Syntype: GZG 769-11

Locality: Tonniesberg, Hannover, Lower Saxony State, Germany.

Horizon:

Biostratigraphy: Pteroceras layer (= Aporrhais layer).

Age: Middle Kimmridigian Stage, Upper Malm Epoch, Late Jurassic.

Material: Right costals IV and V.

Syntype:

GZG 769-12: Left hyo- and hypoplastron.

GZG 769-13 to 769-19: Isoalted shell fragments.