Data from: The oldest turritelline gastropods: from the Oxfordian (Upper Jurassic) of Kutch, India

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关键词：

Jurassic;Turritelline gastropods;Turritella;Oxfordian;systematics

DOI：

doi:10.5061/dryad.mb14c

摘要：

s been the consensus that the oldest definite representatives of Turritellidae are from the lower Cretaceous, and that pre-Cretaceous forms are homeomorphs. Som

Data from: When domes are spandrels: on septation in turritellids (Cerithioidea) and other gastropods

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关键词：

Turritellidae;Non-adaptive;remodeling;Cerithioidea;Turritella;Exaptation;Septa;Gastropoda;Vermicularia

DOI：

doi:10.5061/dryad.47v0gf4

摘要：

thickening. We therefore conclude that rather than being themselves adaptive, turritellid septa are spandrels of shell thickening. Turritellid septa ar