FIG. 39 in Mystacodon selenensis, the earliest known toothed mysticete (Cetacea, Mammalia) from the late Eocene of Peru: anatomy, phylogeny, and feeding adaptations

• Main Authors: Muizon, Christian de, Bianucci, Giovanni, Martínez-Cáceres, Manuel, Lambert, Olivier
• Format: Still Image
• Language: unknown
• Published: Zenodo 2019
• Subjects: Biodiversity; Taxonomy; Martínez; Balaenoptera acutorostrata
• Online Access: https://dx.doi.org/10.5281/zenodo.3699796; https://zenodo.org/record/3699796

FIG. 39. — Ribs transverse sections of Mystacodon, basilosaurids, and chaeomysticetes. A, Mystacodon selenensis (MUSM 1917, holotype): section of an anterior-median (right?) rib of the thoracic cage in the median region of the diaphysis; B, Dorudon atrox (UM 101222): section of a left R4 at mid-diaphysis (reversed); C, Basilosaurus isis (WH 074): section of a left R4 at mid-diaphysis. B and C are reproduced from Houssaye et al. (2015). D, Piscobalaena nana (MNHN.F. SAS1618). E, Balaenoptera acutorostrata (IRSNB uncatalogued). Abbreviations: ant, anterior; med, medial. Scale bar: 1 cm. : Published as part of Muizon, Christian de, Bianucci, Giovanni, Martínez-Cáceres, Manuel & Lambert, Olivier, 2019, Mystacodon selenensis, the earliest known toothed mysticete (Cetacea, Mammalia) from the late Eocene of Peru: anatomy, phylogeny, and feeding adaptations, pp. 401-499 in Geodiversitas 41 (11) on page 449, DOI: 10.5252/geodiversitas2019v41a11, http://zenodo.org/record/3699733