Crinoid (stem)

Object/Artifact

-

Crater Rock Museum

Name/Title

Crinoid (stem)

Entry/Object ID

2011.57.23

Description

Description: Phylum: Echinodermata Class: Crinoidea Order: Unknown Genus: Unknown Common Name: Crinoid Stem Age: Pliocene Location: Pipe Creek Sinkhole, Grant County, Indiana Description:Rough, irregular limestone matrix with two crinoid stems visible (partial). One is approx. one inch in diameter and the other is approx. a half inch in diameter. Chalky white to dull lime green. Physical Characteristics: Crinoids are marine animals that make up the class Crinoidea of the echinoderms (phylum Echinodermata). Crinoidea comes from the Greek word krinon, "a lily", and eidos, "form".[1] They live both in shallow water and in depths as great as 6,000 meters.[citation needed] Sea lilies refer to the crinoids which, in their adult form, are attached to the sea bottom by a stalk.[2] Feather stars[3] or comatulids[4] refer to the unstalked forms. Kingdom: Animalia (Animals) Class: Crinoidea Phylum: Echinodermata

Collection

Museum Collection of Fossils

Acquisition

Accession

2011.57

Source or Donor

Museum Collection of Fossils

Acquisition Method

Long-term Loan

Dimensions

Width

3 in

Depth

2-1/4 in

Length

4-1/4 in

Location

Location

Container

Center

Drawer

Top Shelf

Shelf

Right

Cabinet

Case # 49

Wall

North

Room

Delmar Smith Hall

Building

Crater Rock Museum

Category

Permanent