Submitted by: David Thompson
Taxon: Phacops (Eldredgeops) rana crassituberculata
Submit date: 2007-02-03
Location (approximate): Paulding, Paulding, OH
Stratigraphy: Silica Formation
Age: Erian (Middle Devonian)
Submitter notes: This speciman is unusual due to the preservation & preparation from the underside which shows the Hypostome or mouth area. The thin shell is translucent in this view. Crassi's have 84 eye facets as opposed to 104 in the milleri species of this Devonian trilobite.

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David ThompsonMay 05, 2009 at 7:09 AM

The "Friends" are using Eldredgeops as the primary classification rather then "Phacops"
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