animal kingdom, Animalia, kingdom Animalia - taxonomic kingdom comprising all living or extinct animals

genus Phalangium, Phalangium - type genus of the family Phalangiidae

Chelifer, genus Chelifer - a genus of Chelonethida

genus Mastigoproctus, Mastigoproctus - giant whip scorpions

Argiope, genus Argiope - the type genus of Argiopidae; small genus of orb-weaving spiders

Aranea, Araneus, genus Aranea, genus Araneus - a genus of orb-weaving spiders including common garden spiders and barn spiders

genus Latrodectus, Latrodectus - venomous spiders

genus Lycosa, Lycosa - type genus of the family Lycosidae

genus Ixodes, Ixodes - type genus of the family Ixodidae

Dermacentor, genus Dermacentor - vectors of important diseases of man and animals

genus Trombicula, Trombicula - type genus of the family Trombiculidae

genus Sarcoptes, Sarcoptes - type genus of the family Sarcoptidae: itch mites

genus Panonychus, Panonychus - a genus of Tetranychidae

genus Scutigerella, Scutigerella - garden centipedes

genus Scutigera, Scutigera - a genus of Scutigeridae

genus Geophilus, Geophilus - type genus of the Geophilidae: a cosmopolitan genus of centipedes sometimes called earwigs

genus Limulus, Limulus - type genus of the family Limulidae

genus Tachypleus, Tachypleus - a genus of Limulidae

genus Architeuthis - giant squid

genus Menippe, Menippe - stone crabs

genus Cancer, Cancer - type genus of the family Cancridae

genus Portunus, Portunus - type genus of the family Portunidae

genus Ovalipes, Ovalipes - a genus of Portunidae

Callinectes, genus Callinectes - New World blue crabs

genus Uca, Uca - fiddler crabs

genus Pinnotheres, Pinnotheres - type genus of the family Pinnotheridae: pea crabs

genus Paralithodes, Paralithodes - a genus of Lithodidae

genus Maia, genus Maja, Maia, Maja - type genus of the Majidae; nearly cosmopolitan in distribution

genus Macrocheira, Macrocheira - giant crabs of Japan

genus Homarus, Homarus - type genus of the family Homaridae: common edible lobsters

genus Nephrops, Nephrops - a genus of Nephropsidae

genus Palinurus, Palinurus - type genus of the family Palinuridae

Astacus, genus Astacus - type genus of the family Astacidae; Old World crayfish

Cambarus, genus Cambarus - a genus of Astacidae

genus Pagurus, Pagurus - type genus of the family Paguridae

Crangon, genus Crangon - type genus of the family Crangonidae

genus Palaemon, Palaemon - type genus of the family Palaemonidae; widely distributed genus

genus Peneus, Peneus - type genus of the family Peneidae

genus Mysis, Mysis - type genus of the family Mysidae

genus Praunus, Praunus - a genus of Mysidae

genus Squilla - type genus of the family Squillidae

Armadillidium, genus Armadillidium - type genus of the Armadillidiidae

genus Oniscus, Oniscus - type genus of the Oniscidae; woodlice that cannot roll into a ball