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Taxonomy
Cornuproetus (Vicinoproetus) was named by Alberti (1967) [Sepkoski's age data: D Sieg Sepkoski's reference number: 1106]. Its type is Proetus vicinus.
It was reranked as Vicinoproetus by Jell and Adrain (2002), Sepkoski (2002), Bault et al. (2021).
It was assigned to Cornuproetus by Alberti (1967), Alberti (1969); to Tropidocoryphidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Cornuproetinae by Bault et al. (2021).
It was reranked as Vicinoproetus by Jell and Adrain (2002), Sepkoski (2002), Bault et al. (2021).
It was assigned to Cornuproetus by Alberti (1967), Alberti (1969); to Tropidocoryphidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Cornuproetinae by Bault et al. (2021).