The genusAbertellaDurham, 1953 initially was described to include one of several problematic species of Miocene sand dollars originally placed in ScutellaLamarck, 1816. Durham (1953) named Scutella abertiConrad, 1842 as the type of Abertella, and later (1955) tried to resolve issues concerning familial relationships of North American scutellines by placing the genus in a monogeneric family, the Abertellidae. Durham (1953, p. 351) separated Abertella from other members in his assemblage of taxa related to Scutella because the former has: 1) an immediately submarginal periproct between the second pair of post-basicoronal plates; 2) moderately closed...

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