Genus: Kelyophis LADUKE, KRAUSE, SCANLON & KLEY, 2010
Etymology: Malagasy, kely, "small" and Greek, ophis, "serpent."

Species: hechti LADUKE, KRAUSE, SCANLON & KLEY, 2010
Etymology: In honor of the late Dr. Max K. Hecht, graduate advisor of the senior author, for his contributions to knowledge of reptilian evolution and for suggesting this study to the senor author.

Holotype: MAD93-01

Locality: Berivotra Study Area, Mahajanga Basin, Madagascar.

Horizon: Maevarano Formaiton.

Biostratigraphy:

Age: Maastrichtian Stage, Upper Senonian subepoch, Upper Upper Gulf Epoch, Late Cretaceous.

Material: Nearly complete mid-trunk vertebra of a juvenile.

Referred material:

Localities: Berivotra Study area localities, MAD93-01, 93-35, 03-37, Masiakakoho Study Area localities MAD03-15, 05-59, Horizon: Maevarano Formaiton.

Biostratigraphy:

Age: Maastrichtian Stage, Upper Senonian subepoch, Upper Upper Gulf Epoch, Late Cretaceous.

Material:

FMNH PR 2539 (juvenile), 2540, UA 9683: Anterior trunk vertebrae.

FMNH PR 2541 (juvenile): Mid-trunk vertebra.

UA 9725: Fragmentary vertebra.