Genus: Nesodactylus COLBERT, 1969
Etymology: Greek, neos, “new, unexpected”, and Greek, daktylos, "finger."
= Nesodon JENSEN & OSTROM, 1977/OWEN, 1840 (sic)
Species: hesperius COLBERT, 1969
Etymology: Latin, hesperus, "west."
= Nesodon hesparius JENSEN & OSTROM, 1977 (sic)
Holotype: AMNH No. 2000
Locality: 4 1/2 miles east of the Constancia Mine, which was about 5 miles north of Vinales. This position would be about 8 kilometers north and 7 kilometers east of Vinales, or about 10 kilometers northeast of the town, Cuba.
Horizon: Formation not named.
Age: Oxfordian Stage, Lower Malm Epoch, Late Jurassic.
Material: A skull fragment, presumably a right postorbital-squamosal bar, the quadrates, and possibly some other skull elements, scattered and isolated vertebrae, including at least five or six cervicals, several dorsals, one sacral, and an undetermined number of caudals, long ossified caudal tendons, indicating an elongated tail, left and right scapulae, left and right coracoids, a sternum, left and right humeri, radii and ulnae, left and right carpi, metacarpals 1-4, and left and right proximal phalanges of the fourth digit, miscellaneous left and right phalanges from digits 1-3, including some unguals, left ilium, and ischium, left and right prepubes, head of left femur and distal end of right femur, one and perhaps more metatarsals, various ribs.