Classification of Zullo 1982
G. Arcoscalpellum Hoek 1907
show all | hide all
†Arcoscalpellum choctawensis Weisbord 1977
†Arcoscalpellum euglyphum Withers 1924
†Arcoscalpellum hartleyi Withers 1936
†Arcoscalpellum knapptonensis Zullo 1982
†Arcoscalpellum raricostatum Withers 1953
†Arcoscalpellum sanchezi Withers 1926
†Arcoscalpellum toulmini Weisbord 1977
Subor. Balanomorpha Pilsbry 1916
show all | hide all
Invalid names: Archaeobalanidae Newman and Ross 1976 [empty]