Nephropoidea is a

superfamily SUPERFAMILY is a database and search platform of structural and functional annotation for all proteins and genomes. It classifies amino acid sequences into known structural domains, especially into SCOP superfamilies. Domains are functional, str ...

decapod The Decapoda or decapods, from Ancient Greek δεκάς (''dekás''), meaning "ten", and πούς (''poús''), meaning "foot", is a large order of crustaceans within the class Malacostraca, and includes crabs, lobsters, crayfish, shrimp, and p ...

crustacean Crustaceans (from Latin meaning: "those with shells" or "crusted ones") are invertebrate animals that constitute one group of arthropods that are traditionally a part of the subphylum Crustacea (), a large, diverse group of mainly aquatic arthrop ...

s. It contains the true lobsters in the

Nephropidae Lobsters are malacostracans decapod crustaceans of the family Nephropidae or its synonym Homaridae. They have long bodies with muscular tails and live in crevices or burrows on the sea floor. Three of their five pairs of legs have claws, in ...

(including the rare thaumastochelid lobsters), and three fossil families: Chilenophoberidae,

Protastacidae ''Protastacus'' is an extinct genus of Decapoda, decapod crustaceans that lived in what is now Germany during the early Cretaceous period. The type species is ''P. politus'', and a second species, ''P. antiquus'', is also assigned to the genus. ' ...

and Stenochiridae. Their closest relatives are the

reef lobster Reef lobsters, ''Enoplometopus'', are a genus of small lobsters that live on reefs in the Indo-Pacific, Caribbean and warmer parts of the Atlantic Ocean. Description Species of ''Enoplometopus'' occur from coral reefs at depths of less than to ...

References

True lobsters Taxa named by James Dwight Dana Arthropod superfamilies {{Decapod-stub