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Hystrichosphaera ramosa var. pachyderma

Species	ramosa var. pachyderma
Original Description	Rossignol, M. (1964)
Last Emendation	Harland, R., and Downie, C. (1969)
Image
Taxonomic Status	junior synonym
First Occurrence
Last Occurrence
Junior Synonyms	Hystrichosphaera furcata var. pachyderma
Senior Synonyms	Spiniferites ramosus ssp. pachydermus