Hemipristis tanakai

Hemipristis tanakai; Temporal range: Early Oligocene PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Chondrichthyes
Subclass:	Elasmobranchii
Division:	Selachii
Order:	Carcharhiniformes
Family:	Hemigaleidae
Genus:	Hemipristis
Species:	†H. tanakai
Binomial name
	†Hemipristis tanakai; Tomita et. al., 2023

Last updated June 02, 2025

Hemipristis tanakai is an extinct species of Hemipristis that lived during the Rupelian stage of the Oligocene epoch.

Distribution

Hemipristis tanakai is known from the Yamaga Formation of northern Kyushu, Japan.^[1]

References

↑ Tomita, Taketeru; Yabumoto, Yoshitaka; Kuga, Naoyuki (15 December 2023). "A New Snaggletooth Shark Species, Hemipristis tanakai sp. nov., from the Ashiya Group (Oligocene), Northern Kyushu, Japan" . Paleontological Research. 28 (3): 21. Bibcode:2023PalRe..28.0021T. doi:10.2517/PR220021. ISSN 1342-8144 . Retrieved 20 December 2023– via BioOne Digital Library.

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[1] Tomita, Taketeru; Yabumoto, Yoshitaka; Kuga, Naoyuki (15 December 2023). "A New Snaggletooth Shark Species, Hemipristis tanakai sp. nov., from the Ashiya Group (Oligocene), Northern Kyushu, Japan" . Paleontological Research. 28 (3): 21. Bibcode:2023PalRe..28.0021T. doi:10.2517/PR220021. ISSN 1342-8144 . Retrieved 20 December 2023– via BioOne Digital Library.

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