kw.\*:("ASTRAEOSPONGIDAE")
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CONSTELLATOSPONGIA, A NEW HETERACTINID ASTRAEOSPONGE FROM THE UPPER ORDOVICIAN CHURCHILL RIVER GROUP, MANITOBA.RIGBY JK.1977; GEOL. SURV. CANADA, BULL.; CANADA; DA. 1977; NO 269; PP. 131-137; ABS. FR.; BIBL. 11 REF.; 3 ILL.Article
