Crustacean larva
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Crustaceans may pass through a number of larval and immature stages between hatching from their eggs and reaching their adult form. Each of the stages is separated by a moult, in which the hard exoske
Nauplius larva
Adult Penaeus monodon
Nauplius
Adult
Malacostraca
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Malacostraca is the second largest of the six classes of pancrustaceans after insects, containing about 40,000 living species, divided among 16 orders. Its members, the malacostracans, display a great
Leptostraca such as Nebalia bipes retain the primitive condition of having seven abdominal segments.
Grapsus grapsus, a terrestrial crab
Squilla empusa, a mantis shrimp
Odontodactylus scyllarus (Hoplocarida: Stomatopoda)