Hederopsis
Encyclopedia
Hederopsis is an extinct genus of the enigmatic hederellid
Hederellid
Hederellids are extinct colonial animals with calcitic tubular branching exoskeletons. They range from the Silurian to the Permian and were most common in the Devonian period. They are more properly known as "hederelloids" because they were originally defined as a suborder by Bassler , who...

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