Ashmunella todseni is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Polygyridae.
The holotype was collected on May 24, 1975 from talus accumulation of igneous rock on the east side of the east branch of Maple Canyon. It is deposited at the Academy of Natural Sciences of Drexel University ANSP 340726.
Paratypes are deposited at
The species has only been collected from Maple and Texas canyons in the northeastern part of the Organ Mountains.
The species is named in honor of Dr. Thomas K. Todsen.