Pachyteuthis densus

UNB-2018-0508Fossils » Eukaryote » Animalia » Mollusca » Cephalopoda » Coleoidea

Description

Kingdom: Animalia Phylum: Mollusca Class: Cephalopoda Subclass: Coleoidea Order: Belemnitida Genus: Pachyteuthis (Bayle, 1878) Species: Pachyteuthis densus (Meek and Hayden, 1858) Ten specimens that are conical in shape and have a circular cross section. Aveolus are visible on each specimen. Apex is missing in some of the larger specimens. Septa are visible in some specimens that have the pragmocone missing/weathered. Faint grooves are visible in some specimens.

Specifications

Object namePachyteuthis densus
IDUNB-2018-0508
Legal statusPermanent collection
CategoryFossil
Classification
Domain:
Eukaryote
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Cephalopoda
Subclass:
Coleoidea
CompositionCalcium carbonate
Age
Eon:
Phanerozoic
Era:
Mesozoic
Period:
Jurassic
Epoch:
Middle Jurassic to Upper Jurassic
Age:
Bathonian to Oxfordian
Numeric age168.3 - 163.5 Mya
OriginFremont County, Wyoming, U.S.A.
Pieces10
PartialNo
Measurements
Largest:
4.1cm x 1.1cm x 1.1cm
Smallest:
7.8cm x 2cm x 1.1cm
Average:
5.3cm x 1.4cm x 1.4cm

Map of Origin