Full reference: C. M. Peredo and M. D. Uhen. 2016. A new basal chaeomysticete (Mammalia: Cetacea) from the Late Oligocene Pysht Formation of Washington, USA. Papers in Palaeontology 2(4):533-554
Parent taxon: Mysticeti according to C. M. Peredo et al. 2018
See also Berta 2017, Peredo and Uhen 2016 and Tsai et al. 2024
Sister taxa: Aetiocetidae, Aetiocetoidea, Amphitera, Aulocetus calaritanus, Aulocetus lovisati, Balaena cortesii, Balaena simpsoni, Borealodon, Burtinopsis, Cetotheriomorphus, Chaeomysticeti, Coronodonidae, Crenaticeti, Eschrichtioidea, Eschrichtius expansus, Eschrichtius leptocentrus, Eschrichtius pusillus, Horopeta, Kinetomenta, Llanocetidae, Maiabalaena, Mammalodontidae, Mauicetus brevicollis, Mesoteras, Mesoteras kerrianus, Metasqualodon, Mioceta, Mystacodontidae, Notiocetus, Notiocetus platensis, Plesiocetus, Probalaena, Pterobalaenidae, Rhegnopsis, Siphonocetus, Squalodon serratus, Toipahautea, Tretulias, Tretulias buccatus, Ulias, Whakakai
Subtaxa: Sitsqwayk cornishorum
Type: Sitsqwayk cornishorum
Ecology: aquatic carnivore-suspension feeder
Distribution: found only at Twin River Quarry (Oligocene of Washington)
Specimen images are retrieved through the ePANDDA API.
Click image to enlarge. Click to access iDigBio record.