Species: bucklandi (LLOYD, 1850) HUXLEY, 1859
Etymology:
= Labyrinthodon bucklandi LLOYD, 1850

Holotype: WARMS (Warwick County Museum) No. Gz42 (part and counterpart)

Locality: Kenilworth Breccia, England, Southern United Kingdom.

Horizon: Autunian.

Biostratigraphy:

Age: Early Permian.

Material: Fragmentary skull.

Referred material:

HUENE 1908

Locality: Lettenkhole, England, Southern United Kingdom.

Horizon: Lower Keuper.

Biostratigraphy:

Age: Late Triassic.

Material:

Number: Not given: Skull.

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Species: microphthalmus (COPE, 1896)
Etymology:
= Zatrachys microphthalmus COPE, 1896
= Acanthostomatops microphthalmus (COPE, 1896)

Holotype: AMNH 4873

Locality: Unknown, North side of Big Wichita River, Texas.

Horizon: Unknown.

Biostratigraphy:

Age: Early Permian.

Material: Skull.

Referred material:

AMNH 4586, 4873: Cranial material.