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Outer appearance of a crayfish: upper view
Legend:
1 cephalothorax
2 abdomen
3 antenna
4 antennulae
5 rostrum
6 compound eye
7 pereiopods (legs)
8 carapax
9 margin cephalon/thorax
10 branchiostegite
11 margin heart/gill chamber
12 tergite
13 pleurite
14 telson
15 uropod
English name: Crayfish
Scientific name: Astacus sp.
Familia: Astacidae
Classis: Malacostraca
Phylum: Arthropoda (subphyllum Crustacea)
Regnum: Animalia
