Composita subtilita

UNB-2018-0361Fossils » Eukaryote » Animalia » Brachiopoda » Rhynchonellata

Description

Kingdom: Animalia Phylum: Brachiopoda Class: Rhynchonellata Order: Athyridida Family: Athyrididae Genus: Composita (Brown, 1849) Species: Composita subtilita (Hall, 1852) Five samples, with four of the samples are valves embedded into the sediment and one sample is a body fossils with both the brachial and pedicle valves preserved. Prominent sulcus (~1.4 cm) and plication near the commissure. Rounded anterior and posterior margin. Small, triangular beak.

Specifications

Object name	Composita subtilita
ID	UNB-2018-0361
Legal status	Permanent collection
Category	Fossil
Classification	Domain: Eukaryote Kingdom: Animalia Phylum: Brachiopoda Class: Rhynchonellata
Composition	Limestone
Age	Eon: Phanerozoic Era: Paleozoic Period: Carboniferous Subperiod: Pennsylvanian
Numeric age	323.2 Mya
Origin	Western Missouri, U.S.A.
Pieces	5
Partial	No
Measurements	4cm x 3.4cm x 2cm 3cm x 2.8cm x 1.5cm 3.6cm x 4cm x 1.5cm 3.3cm x 2cm x 1.5cm 3.5cm x 3.5cm x 2cm

Map of Origin

Publications

J. Hall. 1852. Notes on some of the fossils collected on the route from the Missouri River to the Great Salt Lake and in the vicintiy of the latter place. Exploration and survey of the valley of the Great Salt Lake of Utah. U. S. 32nd Congress Special Session, S. Ex. Doc. 3:407-414