Toroidopanis substrictus

“Narrow torus bread”
Kingdom
Microsynthera
Phylum
Plasticae
Class
Occlupanida
Order
Acutignatha
Genus
Toroidopanis
Species
substrictus
External morphology

Wavy outer edge.  Size 21 mm X 27 mm

Has a slightly smaller oral groove than T. undulatis. Very few specimens have been found.