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†Pennospiriferina (Spondylospiriferina) Dagys 1972
urn:lsid:organismnames.com:name:1895428
Microreference
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†Pennospiriferina (Spondylospiriferina) Dagys 1972
Dagys 1972. [The occurrence of a metachoresa in Triassic Spiriferina.]. Trudy lnst. Geol Geofiz Sib Otd, 111 1972: 34-44