The Enigmatic Animal Opabinia regalis, Middle Cambrian, Burgess Shale, British Columbia (Q56137105)
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(P31) (Q13442814)
(P50) (Q966394)
(P304) 1-43
(P407) (Q1860)
(P433) 910
(P478) 271
(P577) Thursday, June 26, 1975
(P921) (Q50570)
(P1433) (Q2153239)
(P1476) "The Enigmatic Animal Opabinia regalis, Middle Cambrian, Burgess Shale, British Columbia" (language: en)