Irregularia
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Scientific name | Irregularia |
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Phylum | Echinodermata |
Infraclass | Irregularia; Latreille, 1825 |
Rank | Infraclass |
Subclass | Euechinoidea |
Class | Echinoidea |
Date of Reg. | |
Date of Upd. | |
ID | 2971240 |
About Irregularia
Irregularia is an extant infraclass of sea urchins that first appeared in the Lower Jurassic.