Genus: Alamodactylus ANDRES & MYERS, 2013
Etymology: In reference to the Alamo, symbol of Texas independance, and Greek, dactylos, "finger"; Traditional Greek root for pterosaur genera in reference to thier elongate wing digits.

Species: byrdi ANDRES & MYERS, 2013
Etymology: In honor of its discoverer Gary Byrd.
= Pteranodontia incertae sedis MYERS, 2010

Holotype: SMU 76476

Locality: Exact locality unknown, either from northern Dallas County, southern Colin County, or southern Denton County, Texas, though it is probably SMU Loc. n. 468 in southern Colin County.

Horizon: Muddy limestone of the Lower Atco Formation, Austin Group.

Biostratigraphy:

Age: Coniacian Stage, Lowermost Senonian subepoch, Gulf Epoch, Late Cretaceous.

Material: Left humerus, distal metacarpal IV and proximal first phalanx of digit IV.