Blastoid Cluster

Submitted by: Mike Topor
Taxon: Hyperoblastus filosa
Submit date: 2007-02-18
Location (approximate): Arkona, Lambton, ON
Stratigraphy: Hungry Hollow Formation
Age: Erian (Middle Devonian)
Submitter notes: The preservation of blastoids in the formation is exceptional. Clusters are very rare! This group of five larger specimens is indeed a find. The blastoids range in size from 10 - 13mm in height.

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