UCMP loc. B6086, Mazourka Canyon (Ordovician of the United States)

Where: Inyo County, California (36.9° N, 118.1° W: paleocoordinates 5.8° S, 85.1° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Anomalorthis brachiopod zone, Badger Flat Formation (Mazourka Group), Whiterockian (470.0 - 457.3 Ma)

• starting in the Anomalorthis zone and possibly extending into the Rhysostrophia zone; Was Mazourka, but now Badger Flat

• group of beds-level stratigraphic resolution

Environment/lithology: lithified limestone

Size class: macrofossils

Preservation: cast

Primary reference: J. L. Greife and R. L. Langenheim, Jr. 1963. Sponges and brachiopods from the Middle Ordovician Mazourka Formation, Independence quadrangle, California. Journal of Paleontology 37(3):564-574 [W. Kiessling/U. Merkel/J. Marcot]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 119485: authorized by Wolfgang Kiessling, entered by Uta Merkel on 27.10.2011, edited by Jonathan Marcot

Creative Commons license: CC BY (attribution)

Taxonomic list

Trilobita
 Phacopida - Pliomeridae
Ectenonotus cf. raymondi Holliday 1942 trilobite
Cephalopoda
 Endocerida - Endoceratidae
? Endoceras sp. Hall 1847
Rhynchonellata
 Orthida -
Orthida indet. Schuchert and Cooper 1932
as "Orthid (?) sp."
Demospongiae
 Lithistida - Anthaspidellidae
Calycocoelia typicalis, "Nevadocoelia mazourkaensis n. sp." = Archaeoscyphia mazourkaensis
Calycocoelia typicalis Bassler 1927 demosponge
"Nevadocoelia mazourkaensis n. sp." = Archaeoscyphia mazourkaensis Greife and Langenheim 1963 demosponge