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†Petruninaspis Ivshin 1962
urn:lsid:organismnames.com:name:362960
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†Petruninaspis Ivshin 1962
Ivshin 1962. [Upper Cambrian trilobites of Kazakhstan. Part II. Seletinsky horizon of the Kuyandinsky stage of central Kazakhstan.] Akad Nauk Kazakhstan SSS (Inst geol Nauk) Alma-Ata, 1962: 1-412