Published August 2, 2021 | Version v1
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Fig. 4 in First record of chimaeroid fish Ischyodus from the Upper Jurassic of southwestern Gondwana

Description

Fig. 4. Comparison of mandibular plates of Tithonian species within Ischyodus Egerton, 1843. All in occlusal view. A. Ischyodus quendstedti, MJSN SCR010-1000), Tithonian of Switzerland; right mandibular, mirrored for comparison (modified from Leuzinger et al. 2017). B. Ischyodus townsendi MHNC.35.444), Tithonian of central Chile; outline of the left mandibular (only visible in basal view) is overlapped in dashed lines for a better understanding of the complete plate outline. C. Ischyodus dutertrei (holotype, specimen number 3402, Musée Boulogne-sur-le-mer, France), Kimmeridgian– Tithonian of France (modified from Sauvage 1896). D. Ischyodus townsendi (holotype, BMNH P474; currently NHMUK 010039966 PV), Tithonian of England (modified from Natural History Museum, London, Data Portal, data.nhm.ac.uk, https://doi.org/10.5519/0002965). Abbreviations: act, accessory tritor; aot, anterior outer tritor; mt, median tritor; pot, posterior outer tritor; syt, symphyseal tritor.

Notes

Published as part of Otero, Rodrigo A., Bravo, Constanza Figueroa, Soto-Huenchumán, Paula, Fernández-Collemann, Sara, Valenzuela-Toro, Ana M. & Gutstein, Carolina S., 2021, First record of chimaeroid fish Ischyodus from the Upper Jurassic of southwestern Gondwana, pp. 623-630 in Acta Palaeontologica Polonica 66 (3) on page 628, DOI: 10.4202/app.00859.2020, http://zenodo.org/record/12196389

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Journal article: 10.4202/app.00859.2020 (DOI)
Journal article: urn:lsid:plazi.org:pub:5626FFE2DC5FFFD6E22AFF23FF9FB81C (LSID)
Journal article: http://publication.plazi.org/id/5626FFE2DC5FFFD6E22AFF23FF9FB81C (URL)
Journal article: https://zenodo.org/record/12196389 (URL)