Micro-computed tomography data supporting the manuscript: Fossil evidence for vampire squid inhabiting oxygen-depleted ocean zones since at least the Oligocene

<b>Summary</b>This data record provides details of the data supporting the claims of the related manuscript: “Fossil evidence for vampire squid inhabiting oxygen-depleted ocean zones since at least the Oligocene”.The related study documents a first record of a post-Mesozoic vampire squid from the Oligocene of the Central Paratethys represented by a vampyromorph gladius. Type of data: 3D Micro-computed tomography (μ-CT) imageSubject of data: <i>Necroteuthis</i> (holotype housed in the Hungarian Natural History Museum under item: No. M59/4672)Sample size: 1 <b>Data access</b>The 2 data files shared openly with this data record are in .vgl and .vol formats. These are proprietary software formats from the Volume Graphics software (https://www.volumegraphics.com/). The version of Volume Graphics used in the related study was VG Studio Max 2.2. <b>Corresponding author for this study</b> Martin Košťák, Institute of Geology and Palaeontology, Faculty of Science, Charles University, Albertov 6, Prague, 128 43, Czech Republic; e-mails: [e-mail]<br>