Genus: Leiocephalikon STEEN, 1934
Etymology:
= Amblyodon DAWSON, 1882 non AGASSIZ, 1846 (Amblyodon Actinpterygii, Catostomidae)
Etymology:
Species: problematicum (DAWSON, 1882) STEEN, 1934
Etymology:
= Amblyodon problematicum DAWSON, 1882
Holotype: RM 3061-10
Locality: Joggins, Chignecto Bay, several miles of sea coast on the Bay of Fundy, Cumberland County, Nova Scotia Province, Canada.
Horizon: Joggins Formation.
Biostratigraphy:
Age: Westephalian B, upper Westphalian, Middle Silesian series, Kashirskian Stage, Moscovian Epoch, Late Pennsylvanian (Late Carboniferous).
Material: Fragmentary lower jaw with teeth.
Referred material:
RM 12195: Maxilla.
RM 2.1130: Dentary, figured by DAWSON as Hylerpeton dawsoni 1882.
RM 2.1122a: Dentary and coronids in the same block with type of Calligenethlon watsoni STEEN.
RM 12020: Maxilla, parietal, jugal and left half of pelvic girdle.
NMC 10045: Upper and lower jaws, vertebrae, rib, ilium, femur and scales.
NMC 10049: Partial skull and anterior portion of postrcanial skeleton.
BMNH R4561: Lower jaw.
BMNH R4561a: Lower jaw.
BMNH R4562: Dentary.
= Leiocephalikon eutheton STEEN, 1934
Etymology:Holotype: RM 1.1191
Locality: Joggins, Chignecto Bay, several miles of sea coast on the Bay of Fundy, Cumberland County, Nova Scotia Province, Canada.
Horizon: Joggins Formation.
Biostratigraphy:
Age: Westephalian B, upper Westphalian, Middle Silesian series, Kashirskian Stage, Moscovian Epoch, Late Pennsylvanian (Late Carboniferous).
Material: Skull roof, lower jaw and vertebrae.