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Protopilio Petrunkevitch 1913
urn:lsid:organismnames.com:name:3507018
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Protopilio Petrunkevitch 1913
Petrunkevitch 1913. A monograph of the terrestrial Palaeozoic Arachnida of North America. Transactions of the Connecticut Academy of Arts and Sciences, 18 1913: (1-137)