Kzyl Sai ravine (Triassic of Russian Federation)

Also known as Kzyl Say, Kzyl-Sai, Kyzyl Sai, Kyzyl-Say Gorge

Where: Orenburg, Russian Federation (50.8° N, 55.2° E: paleocoordinates 32.0° N, 45.6° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Petropavlovka Formation, Olenekian (251.2 - 247.2 Ma)

• Vetlugian, upper Zone V (Ochev, 1958).

•"Petropavlovskaya Svita. Lower Triassic." (Tverdokhlebov et al., 2003). The Petropavlovka "Formation" is uppermost Olenekian according to fig. 2 in Tverdokhlebov et al. (2003).

• group of beds-level stratigraphic resolution

Environment/lithology: fluvial-deltaic; pebbly, gray, yellow sandstone

• "rey, buff-grey, red-buff, cross-bedded sandstone with gravel and pebbles of silica and quartz." (Tverdokhlebov et al., 2003).

Size class: macrofossils

Reposited in the PIN

• SGU = Saratov State University

Primary reference: V. P. Tverdokhlebov, G. I. Tverdokhlebova, M. V. Surkov and M. J. Benton. 2003. Tetrapod localities from the Triassic of the SE of European Russia. Earth-Science Reviews 60(1-2):1-66 [J. Mueller/T. Liebrecht/B. Allen]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 93205: authorized by Johannes Mueller, entered by Torsten Liebrecht on 07.01.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

• Unfortunately, there is no information on types in the Tverdokhlebov et al. (2003) paper. Hence, some of the binomina in the list may not represent the original combination.
Show authors, comments, and common names
Osteichthyes
 Ceratodontiformes - Arganodontidae
"Ceratodus multicristatus" = Arganodus multicristatus
"Ceratodus multicristatus" = Arganodus multicristatus Vorobyeva and Minikh 1968 Australian lungfish
 Tetrapoda - Bystrowianidae
Bystrowianidae indet.
Bystrowianidae indet. Vjushkov 1957 tetrapod
 Therapsida - Galesauridae
Galesauridae indet.
Galesauridae indet. Lydekker 1890 cynodont
teeth
Reptilia
 Parareptilia - Procolophonidae
Tichvinskia burtensis n. sp.1
Tichvinskia burtensis n. sp.1 Ochev 1958 parareptile
PIN 2394/11, 2394/12 (type; formerly SGU 104/2 )
 Diapsida - Erythrosuchidae
Garjainia prima
Garjainia prima Ochev 1958 archosauromorph
 Diapsida -
Exilisuchus tubercularis2
Exilisuchus tubercularis2 Ochev 1979 archosauromorph
Amphibia
 Temnospondyli -
Wetlugasaurus sp., Parotosuchus orientalis
Wetlugasaurus sp. Riabinin 1930 tetrapod
Parotosuchus orientalis Ochev 1966 tetrapod
 Temnospondyli - Plagiosauridae
Melanopelta antiqua
Melanopelta antiqua Shishkin 1967 tetrapod
PIN 2394/3 (vertebral centra)
 Temnospondyli - Rhytidosteidae
"Rhytidosteus uralensis n. sp." = Rhytidosteus capensis
"Rhytidosteus uralensis n. sp." = Rhytidosteus capensis Owen 1884 tetrapod
PIN 2394/17, partial mandible
 Temnospondyli - Tupilakosauridae
Batrachosuchoides sp.
Batrachosuchoides sp. Shishkin 1967 tetrapod
1Ochev 1958; 2Ochev 1979