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†Heligothyris Middlemiss 1991
urn:lsid:organismnames.com:name:896341
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†Heligothyris Middlemiss 1991
Middlemiss 1991. Some terebratulid brachiopods from the Cretaceous of Helgoland. Geologisches Jahrbuch Reihe A, No. 120 1991: 219-243