Genus: Chinlechelys JOYCE, LUCAS, SCHEYER, HECKERT & HUNT, 2008
Etymology: 'Chinle' in reference to the Upper Triassic type horizon and Greek, chelys, "turtle."

Species: tenertesta JOYCE, LUCAS, SCHEYER, HECKERT & HUNT, 2008
Etymology: Latin, tener, "delicate," Latin testa, "shell"; in reference to the thin-shelled nature of this taxon.
= Nova JOYCE, LUCAS, SCHEYER, HUNT & HECKERT, 2007
= Proganochelys tenertesta (JOYCE, LUCAS, SCHEYER, HECKERT & HUNT, 2008) JOYCE, 2017

Holotype: NMMNH P-166897

Locality: NMMNH locality 001, Revuelto Creek, Quay County, east-central New Mexico.

Horizon: Bull Canyon Formation, Chinle Group.

Biostratigraphy:

Age: Revueltian, Early Norian Substage, Early Norian Epoch, Middle Late Triassic Epoch, Late Triassic.

Material: Partial skeleton including the central portion of the carapace, left hypoplastron, a posterior costal with ribs, portions of the bridge, a neck spine and isolated osteoderms.

Referred material:

= cf. Chinlechelys tenertesta KLIGMAN, WHATLEY, RAMEZANI, MARSH, LYSON, FITCH, PARKER & BEHRENSMEYER, 2025

Locality: PEFO 393, Petrified Forest National Park, Navajo County, Arizona.

Horizon: Lower Owl Rock Member, Chinle Formation

Biostratigraphy:

Age: Apachean teilzone, Norian Stage, Late Triassic.

Material:

PEFO 50871: Co-0ossified spike-like cervical osteoderm.

PEFO 50936: Left pelvic girdle.

PEFO 52886: Peripheral fragment.

PEFO 52888: Posterior peripheral elements.

PEFO 53191: Posterior carapace frgment including pleural and supramarginal scute.

PEFO 53214: Caudal vertebra.

PEFO 53260: Carapace fragment.

PEFO 53267: Hypo-or-hoplastron fragment.

PEFO 53286: Nuchal region of carapace.

PEFO 53300: Skull roof fragment.

PEFO 53333: Carapace fragment.

PEFO 533379: Squamosal?

PEFO 56058: Anterior left carapace fragment including two costal scutes and preserving several carapacial scale sulci.

LICHTIG & LUCAS, 2021

Locality: NMMNH locality 166, Quay County, east-central New Mexico.

Horizon: Bull Canyon Formation, Chinle Group.

Biostratigraphy:

Age: Revueltian, Early Norian Substage, Early Norian Epoch, Middle Late Triassic Epoch, Late Triassic.

Material:

NMMNH P-16621: Innominate.

 

Locality: NMMNH locality 53, Quay County, east-central New Mexico.

Horizon: Bull Canyon Formation, Chinle Group.

Biostratigraphy:

Age: Revueltian, Early Norian Substage, Early Norian Epoch, Middle Late Triassic Epoch, Late Triassic.

Material:

NMMNH P-4315: Proximal portion of a femur.