Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
interdĭgĭtĭa, ōrum, n. plur. [id.], excrescences (warts, etc.) between the fingers and toes, Marc. Emp. 34: intedita (leg. interdigitia) μεσοδάκτυλα, Gloss. Philox.