Scalpellomorpha is an order of acorn barnacles in the class Thecostraca. There are about 11 families in 3 superfamilies and more than 450 described species in Scalpellomorpha.
Order Scalpellomorpha Buckeridge & Newman, 2006
Superfamily Lepadoidea Chan et al., 2021
Family Heteralepadidae Nilsson-Cantell, 1921
Family Lepadidae Darwin, 1852
Family Malacolepadidae Hiro, 1937
Family Poecilasmatidae Annandale, 1909
Family Rhizolepadidae Zevina, 1980
Superfamily Neolepadoidea Chan et al., 2021
Family Neobrachylepadidae Newman & Yamaguchi, 1995
Family Neolepadidae Yamaguchi, Newman & Hashimoto, 2004
Family Neoverrucidae Newman, 1989 in Hessler & Newman, 1989
Family Probathylepadidae Ren & Sha, 2015
Superfamily Scalpelloidea Chan et al., 2021
Family Scalpellidae Pilsbry, 1907
Family †Proverrucidae Newman, 1989 in Hessler & Newman, 1989