Published July 9, 2026 | Version v1

FIG. 13 in On the identity of historical specimen TM 8501 and the taxonomy of North American Basilosauridae (Mammalia, Cetartiodactyla, Archaeoceti)

  • 1. Utrecht University, Faculty of Geosciences, Department of Earth Sciences, Princetonlaan 8a, 3584 CB Utrecht (the Netherlands) j.w.p.hakkens@students.uu.nl and jonashakkens@gmail.com (corresponding author)
  • 2. Utrecht University, Faculty of Geosciences, Department of Earth Sciences, Princetonlaan 8a, 3584 CB Utrecht (the Netherlands) and Naturalis Biodiversity Center, Darwinweg 2, 2333 CR, Leiden (the Netherlands) and Natural History Museum Rotterdam, Westzeedijk 345, 3015 AA, Rotterdam (the Netherlands) j.w.f.reumer@uu.nl
  • 3. Utrecht University, Faculty of Geosciences, Department of Earth Sciences, Princetonlaan 8a, 3584 CB Utrecht (the Netherlands) and Naturalis Biodiversity Center, Darwinweg 2, 2333 CR, Leiden (the Netherlands) and Teylers Museum, Spaarne 16, 2011 CH, Haarlem (the Netherlands) a.s.schulp@uu.nl

Description

FIG. 13. — Atlas (A-C), middle cervical (D), and C6 (E, F) of Zygorhiza kochii (Reichenbach in Carus & Koch, 1847), specimen TM 8501 in anterior (B, D, F), lateral (A, E), and posterior (C) views. Abbreviations: AFA, articular facet of axis; AFO, articular facet of occiput; DIP, diapophysis; EOS, edge of scan; NC, neural canal; NS, neural spine;POZ, postzygapophysis; PRZ, prezygapophysis; TP, transverse process; VAF, vertebrarterial foramen. Scale bar: 10 cm. Figure:Jonas W. P. Hakkens.

Notes

Published as part of Hakkens, Jonas W. P., Reumer, Jelle W. F. & Schulp, Anne S., 2026, On the identity of historical specimen TM 8501 and the taxonomy of North American Basilosauridae (Mammalia, Cetartiodactyla, Archaeoceti), pp. 287-317 in Geodiversitas 48 (14) on page 306, DOI: 10.5252/geodiversitas2026v48a14, http://zenodo.org/record/21277474

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