Edited by oilshale
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Lefortia trojana
Images: 
By sixgill pete (edited)
Taxonomy
irregular echinoid
Kingdom: Animalia
Phylum: Echinodermata
Class: Echinoidea
Order: Cassiduloida
Family: Faujasiidae
Genus: Lefortia
Species: Lefortia trojana
Author Citation Cooke, 1953
Geological Time Scale
Eon: Phanerozoic
Era: Mesozoic
Period: Cretaceous
Sub Period: None
Epoch: Late
International Age: Maastrichtian
Stratigraphy
PeeDee Formation
Rocky Point Member
Provenance
Collector: Don Rideout
Date Collected: 04/07/2017
Acquired by: Field Collection
Dimensions
Length: 33 mm
Width: 31 mm
Height: 22 mm
Location
MM Castle Hayne
New Hanover County
North Carolina
United States
Comments
This very rarely found cretaceous echinoid is fairly easy to differentiate from the much more common H. mortonis. A very high test and a small slightly hooded periciproct. It also has a slightly anterior apical center point.
REFERENCE:
Cooke, C. W. 1953. American Upper Cretaceous Echinoidea. United States Geological Survey Professional Paper 254A, 1-44., page(s): 17; pl. 4: figs. 8-10
available online at https://pubs.usgs.gov/pp/0254a/report.pdf
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