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†Sphaerina Riding & Soja 1993
urn:lsid:organismnames.com:name:1044484
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726
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†Sphaerina Riding & Soja 1993
Riding & Soja 1993. Silurian calcareous algae, cyanobacteria, and microproblematica from the Alexander Terrane, Alaska. Journal of Paleontology, 67(5), September 1993: 710-728