†Archegocystis Jaekel 1899
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Sphaeronitida - Sphaeronitidae
Alternative spelling: Archaegocystis
Parent taxon: Sphaeronitoidea according to R. Prokop 1964
See also Beaver et al. 1967, Bockelie 1984, Novack-Gottshall 2025 and Sepkoski 2002
Sister taxa: Allocystites, Archaegocystis, Barbieria, Bulbocystis, Calix, Diplosphaeronis, Eucystis, Haplosphaeronis, Paleosphaeronites, Sphaeronites, Tetreucystis, Tholocystis
Subtaxa: Archegocystis desideratus Archegocystis granulata
Ecology: stationary epifaunal suspension feeder
Distribution:
• Ordovician of the Czech Republic (2 collections), Iran (1), Norway (1)
Total: 4 collections each including a single occurrence
Specimen images are retrieved through the ePANDDA API.
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