Genus: Pelorocephalus CABRERA, 1944
Etymology:
= Chigutisaurus RUSCONI, 1948
Etymology:
= Icanosaurus RUSCONI, 1950 (nomen vanum)
Etymology:

Species: mendozensis CABRERA, 1944
Etymology: In reference to Mendoza Province, Argentina, where the specimen was discovered.

Holotype: DVPMP (Division Paleozoologia Vertebrados, Museo de la Plata) no. 44, VII-5-1

Locality: Quebrada de la Mina, south of Cerro Bayo, Potrerillos Vilab, Mendoza province, Argentina.

Horizon: Upper Cachueta Formation.

Biostratigraphy:

Age: Early Norian Stage, Late Triassic Epoch, Late Triassic.

Material: Skull.

Referred material:

WARREN & MARSICANO, 2000

MCNA 2660: Partial skull and mandible.

AMNH VP7606: Skull.

 

MARSICANO, 1999

Locality: Estancia San Isidro Locality, Mendoza Province, Argentina.

Horizon: Cacheuta Formation.

Biostratigraphy:

Age: Early Norian Stage, Middle Late Triassic Epoch, Late Triassic.

Material:

PVL 3531: Posterior half of a skull.


= Icanosaurus rectifrons RUSCONI, 1950 (nomen vanum)
Etymology:

Holotype: MCNA 2661

Locality: Bajada de La Obligacion, Cerro Bayo, West of Mendoza City, Mendoza Province Argentina.

Horizon: Cacheutea Formation.

Biostratigraphy:

Age: Early Norian State, Middle Late Triassic Epoch, Late Triassic.

Material: Part of the left maxilla and ectopterygoid, a left humerus, fragment of left scapulocoracoid, two ribs, part of a left clavicle, a neural arch, an intercentrum and a ?cleithrum or dorsal rib fragment.

Paratype: MCNA 2666: An interclavicle.

 

Paratype: MCNA 2927

Locality: 2 km northwest of Mina Elcha, Cacheuta, Mendoza Province Argentina.

Horizon: Cacheutea Formation.

Biostratigraphy:

Age: Carnian-Norian State, Lower-Middle Late Triassic Epoch, Late Triassic.

Material: A neural arch, an intercentrum, a scapulocoracoid fragment and a ?rib.

 

Paratype: MCNA 2770

Locality: 100 m southeast of Mina Elcha, Cacheuta, Mendoza Province Argentina.

Horizon: Cacheutea Formation.

Biostratigraphy:

Age: Carnian-Norian State, Lower-Middle Late Triassic Epoch, Late Triassic.

Material: A fragment of a right humerus and a right scapulocoracoid.

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Species: tunuyaensis (RUSCONI, 1948)
= Chigutisaurus tunuyanensis RUSCONI, 1948
Etymology:

Holotype: MCNA 2660

Locality: Bajada de la Obligacion, north side of Cerro Bayo, El Challao Locality, Mendoza Province Argentina.

Horizon: Cacheutea Formation.

Biostratigraphy:

Age: Early Norian State, Lower-Middle Late Triassic Epoch, Late Triassic.

Material: 2 large fragments of a skull.

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Species: tenax (RUSCONI, 1949)
Etymology:
= Chigutisaurus tenax RUSCONI, 1949

Holotype: MCNA 2752 (Departemento de Paleontologia del Museo de Hist. Nat. De Mendoza) 2752

Locality: Bajada de la Obligacion, El Challao, Cera del Cerro Bayo, east of Mendoza Province, Argentina.

Horizon: Rio Blanco Formation.

Biostratigraphy:

Age: Upper Norian State, Lower-Middle Late Triassic Epoch, Late Triassic.

Material: Skull, mandible and some vertebrae.

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Species: cacheutensis (RUSCONI, 1949)
Etymology: In reerence to the Cacheuta Locality, Mendoza Province, Argentina.
= Chigutisaurus cacheutensis RUSCONI, 1953

Holotype: MCNA 2966

Locality: South side of Cerro Cacheuta, Cacheuta Locality, Mendoza Province Argentina.

Horizon: Cacheuta Formation.

Biostratigraphy:

Age: Early Norian State, Lower-Middle Late Triassic Epoch, Late Triassic.

Material: A partially preserved skull, mandible and right humerus.

Paratype: MCNA 2968: An almost complete mandible.

Referred material:

MASICANO, 1999

Locality: 1 km further south from Cerro Cacheuta, Mendoza Province, Argentina.

Horizon: Cacheuta Formation.

Biostratigraphy:

Age: Early Norian State, Lower-Middle Late Triassic Epoch, Late Triassic.

Material:

PVL 3463: A skull with the mandible preserved in articulation.

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Species: ischigualastensis BONAPARTE, 1975 (nomen dubium)
Etymology:

Holotype: MCZ 4299

Locality: Agua de la Pena, Department, Valle Fertil, San Juan Province, Argentina.

Horizon: Ischigualsto Formation.

Biostratigraphy:

Age: Late Carnian Stage, Late Triassic Epoch, Late Triassic.

Material: Skull.