Baum-Sanga (excavation 44), Chiniquá (Triassic of Brazil)

Also known as Spondylosoma type site

Where: Rio Grande do Sul, Brazil (29.7° S, 54.4° W: paleocoordinates 51.8° S, 19.6° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Dinodontosaurus other zone, Santa Maria Formation (Rosário do Sul Group), Ladinian (242.0 - 237.0 Ma)

• Santa Maria Sequence 1 of the Santa Maria Supersequence (Rosario do Sul Group), corresponding to the "Dinodontosaurus Assemblage Zone" of the lower Santa Maria Formation (Langer et al. 2007)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size classes: macrofossils, mesofossils

Collected by Stahlecker in 1928-1939

Collection methods: quarrying, mechanical,

Primary reference: F. v. Huene. 1933. Auffindung und Behandlung eines fossilen Saurierskeletts [Discovery and treatment of a fossil saurian skeleton]. Aus der Heimat: Naturwissenschaftliche Monatsschrift des Deutschen Lehrervereins für Naturkunde 46(5):129-135 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 48659: authorized by Matthew Carrano, entered by Matthew Carrano on 25.03.2005, edited by Richard Butler

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Therapsida - Traversodontidae
"Traversodon major" = Exaeretodon major3
"Traversodon major" = Exaeretodon major3 Huene 1936 cynodont
Partial humerus
 Therapsida - Chiniquodontidae
"? Belesodon magnificus" = Chiniquodon theotonicus3
"? Belesodon magnificus" = Chiniquodon theotonicus3 Huene 1936 cynodont
Tooth
 Dicynodontia -
Dicynodon tener2 Huene 1935 dicynodont
Left squamosal, partial vertebra, right ilium
 Dicynodontia - Stahleckeriidae
Stahleckeria potens n. gen. n. sp.2
Stahleckeria potens n. gen. n. sp.2 Huene 1935 dicynodont
GPIT, unnumbered skulls 1 and 2; additional material
Reptilia
 Archosauria -
Archosauria indet.1 Cope 1869 archosaur
GPIT 479/0249, caudal vertebra, previously referred to Spondylosoma
 Avemetatarsalia -
Spondylosoma absconditum n. gen. n. sp.4
Spondylosoma absconditum n. gen. n. sp.4 Huene 1942 archosaur
GPIT 479/30/1, 2, 3, 6, 7 (lectotype), five vertebrae. GPIT 479/30/5, 8, 9, 11, 12, 13, GPIT 479/0253a (paralectotypes),vertebrae, tooth, incomplete girdle and limb elements