Pentremites conoideus

UNB-2019-0435Fossils » Eukaryote » Animalia » Echinodermata » Blastozoa » Blastoidea

Description

Kingdom: Animalia Phylum: Echinodermata Class: Blastoidea Order: Pentrremitida Family: Pentremitidae Genus: Pentremites (Say, 1820) Species: Pentremites conoideus (Hall, 1856) Specimen of the theca with prominent ambulacra with visible grooves. Stem facet is prominent on theca, and mouth and spiracles are preserved.

Specifications

Object namePentremites conoideus
IDUNB-2019-0435
Legal statusPermanent collection
CategoryFossil
Classification
Domain:
Eukaryote
Kingdom:
Animalia
Phylum:
Echinodermata
Subphylum:
Blastozoa
Class:
Blastoidea
CompositionCalcium carbonate
Age
Eon:
Phanerozoic
Era:
Paleozoic
Period:
Carboniferous to Early Carboniferous
Subperiod:
Mississipian to Mississippian
Epoch:
Middle Mississipian
Age:
Visean
Numeric age346.7 - 358 Mya
OriginHarrison County, Indiana, U.S.A.
Pieces1
PartialNo
Measurements
  • 1cm x 0.8cm x 0.8cm

Map of Origin