Original sentence: Cleistosphinctes, named by Arkell, 1953, and included in the family Perisphinctidae and superfamily Persphinctaceae, is small, compressed, evolute, with long secondary ribs and very large asymmetric spatulate lappets that embrace the sides of the preceeding whorl
Edited sentence: Cleistosphinctes, named by Arkell, 1953, and included in the family Perisphinctidae and superfamily Persphinctaceae, is small, compressed, evolute, with long secondary ribs and very large asymmetric spatulate lappets that embrace the sides of the preceding whorl