Ectenocrinus grandis

UNB-2019-0395Fossils » Eukaryote » Animalia » Echinodermata » Crinozoa » Crinoidea » Pentacrinoidea

Description

Kingdom: Animalia Phylum: Echinodermata Class: Crinoidea Subclass: Pentacrinoidea Order: Homocrinida Family: Homocrinidae Genus: Ectenocrinus (Miller, 1889) Species: Ectenocrinus grandis (Meek) Two specimens with the stem, infrabasals, calyx and brachia intact. Individual columnal are visible on stem and axial canal can be seen.

Specifications

Object nameEctenocrinus grandis
IDUNB-2019-0395
Legal statusPermanent collection
CategoryFossil
Classification
Domain:
Eukaryote
Kingdom:
Animalia
Phylum:
Echinodermata
Subphylum:
Crinozoa
Class:
Crinoidea
Subclass:
Pentacrinoidea
CompositionCalcium carbonate
Age
Eon:
Phanerozoic
Era:
Paleozoic
Period:
Ordovician to Late Ordovician
Numeric age450 Mya
OriginCincinnati, Ohio, U.S.A.
Pieces2
PartialNo
Measurements
  • 1.3cm x 0.9cm x 0.4cm
  • 1.8cm x 1cm x 0.4cm

Map of Origin