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Neotrigonia (Callitrigonia)
Taxonomy
Callitrigonia was named as a genus. It is not extant.
It was reranked as Neotrigonia (Callitrigonia) by Cox et al. (1969).
It was assigned to Neotrigonia by Cox et al. (1969); and to Trigonioida by Sepkoski (2002).
It was reranked as Neotrigonia (Callitrigonia) by Cox et al. (1969).
It was assigned to Neotrigonia by Cox et al. (1969); and to Trigonioida by Sepkoski (2002).