Turbellarians source details
Simonetta, A. M.; Delle-Cave, L. (1978). Notes on new and strange Burgess Shale fossils (Middle Cambrian of British Columbia). Atti Soc Toscana Sci Nat Res Pisa Mem Ser A, 85:45-49
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Simonetta, A. M.; Delle-Cave, L.
1978
Notes on new and strange Burgess Shale fossils (Middle Cambrian of British Columbia).
Atti Soc Toscana Sci Nat Res Pisa Mem Ser A
85:45-49
Publication
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