Ungula

·noun A hoof, claw, or talon.

II. Ungula ·noun ·same·as Unguis, 3.

III. Ungula ·noun A section or part of a cylinder, cone, or other solid of revolution, cut off by a plane oblique to the base;

— so called from its resemblance to the hoof of a horse.

ungula
ungŭla, ae, f. [unguis]. I Lit., a hoof , claw , talon; of a horse: totam quatit ungula terram,...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
ungula
ungula ae, f unguis, a hoof, claw, talon : vestigium ungulae: sonitu quatit ungula campum, V.—Prov...

An Elementary Latin Dictionary