Superfamily
Megalograptidae Caster et Kjellesvig-Waering, 1955
Luokittelu
Organism group | Biota |
Kingdom | Animalia |
Phylum | Arthropoda |
Subphylum | Chelicerata |
Order | Eurypterida |
Suborder | Eurypterina |
Superfamily | Adelophthalmoidea |
Eurypteroidea | |
Megalograptidae | |
Mixopteroidea | |
Moselopteroidea | |
Pterygotoidea | |
Genus | Holmipterus |