Crustacean

Frae Wikipedia
Lowp tae: navigation, rake
Crustacea
Temporal range: 511–0Ma
Cambrian to Recent
A segmented animal is seen from the side. It has a long antennae and small black eyes; one pair of legs is much more robust than the others; the body is slightly arched and each segment carries a pair of appendages. The whole animal is translucent or a pale brown colour.
Abludomelita obtusata, an amphipod
Scienteefic clessification
Kingdom: Animalia
Phylum: Arthropoda
Subphylum: Crustacea
Brünnich, 1772
Classes & Subclasses

Thylacocephala? †
Branchiopoda

Phyllopoda
Sarsostraca

Remipedia
Cephalocarida
Maxillopoda

Thecostraca
Tantulocarida
Branchiura
Pentastomida
Mystacocarida
Copepoda

Ostracoda

Myodocopa
Podocopa

Malacostraca

Phyllocarida
Hoplocarida
Eumalacostraca

Crustaceans (Crustacea) form a very lairge group o arthropods, uisually treatit as a subphylum, which includes such familiar animals as crabs, lobsters, crayfish, shrimp, krill an barnacles.