Genus: Megazostrodon CROMPTON & JENKINS, 1968
Etymology: In reference to the large external cigula of the upper molars.

Species: rudnerae CROMPTON & JENKINS, 1968
Etymology:

Holotype: BMNH M. 26407

Locality: Locality A in the filed notes of the London and Yale Paleontological Expedition to Lesotho (1966-67), Base of hill near Pokane (3 km southeast of trading store at Fort Hartley on the Orange River), Quthing District, Lesotho, Southern Africa.

Horizon: Middle of the Red Bed.

Biostratigraphy:

Age: Late Triassic.

Material: A partially crushed skull and lower jaw and portions of the postcranial skeleton.

Referred material:

GOW, 1986

Locality: Near Clocolan, Clocolan District, Free (Orange Free) State, South Africa.

Horizon: Upper Elliot Formation.

Biostratigraphy:

Age: Hettangian-Lower Sinemurian Stage, Lower Lias Epoch, Early Jurassic.

Material:

BP/1/4983: Nearly complete skull with atlas and axis.

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Species: chenali DEBUYSSCHERE, GHERRBRANT, & ALLAIN, 2014
Etymology: In honor of the amateur palaeontologist Emmanuel Chenal, in recognition for this great contribution of the study of microvertebrates from the Late Triassic of Lorraine and Vosges, France.

Holotype: MNHN SNP 725

Locality: Quarry of Saint-Nicolas-de-Port, situated on the commune of Rosieres-aux-Salines, Lorraine, Meurthe-et-Moselle Department, France.

Horizon: "Gres infraliasques" Formation.

Biostratigraphy:

Age: Rhaetian Stage, Late Triassic Epoch, Latest Triassic.

Material: Right lower molariform (m2?).

Referred material:

RAS 5 FW: Upper molariform, mesial right.

RAS 37 FW: Lower molariform, left m3?

RAS 72 G: Lower molariform, left mesial?

RAS 90 FW: Lower molariform, left m2?

RAS 94 G: Lower molariform, left m2?

RAS 98 FW: Lower molariform, left m3?

RAS 100 FW: Lower molariform, right m4?

RAS 923 W: Lower molarifrom, left m1?

RAS 933 W: Lower molariform, right m4?

SNAP 28 W: Lower molariform, left m2?

SNAP 65 W: Lower molariform, left m1?

SNAP 152 W: Lower molariform, right mesal?

?SNAP 225 W: Lower molariform, left distal?

SNP 324 W: Upper molariform, mesial left.

SNP Lepage 134: Lower molariform, left m3?.

SNAP 2006: Upper molariform, mesial left.