Hippoidea

Superregnum: Eukaryota
Cladus: Unikonta
Cladus: Opisthokonta
Cladus: Holozoa
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Cladus: Protostomia
Cladus: Ecdysozoa
Cladus: Panarthropoda
Phylum: Arthropoda
Subphylum: Crustacea
Superclassis: Multicrustacea
Classis: Malacostraca
Subclassis: Eumalacostraca
Superordo: Eucarida
Ordo: Decapoda
Subordo: Pleocyemata
Infraordo: Anomura
Superfamilia: Hippoidea
Familiae: Albuneidae - Blepharipodidae - Hippidae
References

Boyko, C.B. 2002: A worldwide revision of the recent and fossil sand crabs of the Albuneidae Stimpson and Blepharipodidae, new family (Crustacea, Decapoda, Anomura, Hippoidea). Bulletin of the American Museum of Natural History, 272: 1–396.
Boyko, C.B.; Harvey, A.W. (in press): Phylogenetic systematics and biogeography of the sand crab families Albuneidae and Blepharipodidae (Crustacea : Anomura : Hippoidea). Invertebrate systematics

Vernacular names
English: sand crabs, mole crabs
ไทย: จักจั่นทะเล
中文: 蝉蟹总科