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Spheroolithus
Taxonomy
Spheroolithus was named by Zhao (1979). It is considered to be a form taxon. It is the type genus of Spheroolithidae.
It was assigned to Spheroolithidae by Zhao (1979), Mikhailov et al. (1994), Zelenitsky and Hills (1997), Mikhailov (2000), Mohabey (2001), Cousin (2002), Fang et al. (2003), Liang et al. (2009), Jackson and Varricchio (2010), Liu et al. (2013), Zhao et al. (2013), Sellés et al. (2014), Moreno-Azanza et al. (2014), Moreno-Azanza et al. (2016), Zhang et al. (2017), Zhang (2022), Hedge et al. (2025).
It was assigned to Spheroolithidae by Zhao (1979), Mikhailov et al. (1994), Zelenitsky and Hills (1997), Mikhailov (2000), Mohabey (2001), Cousin (2002), Fang et al. (2003), Liang et al. (2009), Jackson and Varricchio (2010), Liu et al. (2013), Zhao et al. (2013), Sellés et al. (2014), Moreno-Azanza et al. (2014), Moreno-Azanza et al. (2016), Zhang et al. (2017), Zhang (2022), Hedge et al. (2025).