Microscopes

Arthropods - segmented, exoskeletons
Name	Picture	Characteristic	Taxonomy
Ostracods <2mm		1. bean-like shell 2. filter feeders 3. bivalve carapace	Class Crustacea Order Ostracoda i.e. Cypris sp.
Copepods .5-3mm		1. long antennae 2. tiny eyespot 3. holoplankton	Class Crustacea Order Copepoda
Water fleas .3-10mm		1. antennae 2. large compound eye 3. holoplankton	Class Crustacea Order Cladocera i.e. Daphnia sp
Isopods 5-20mm		1. flattened 2. 7 pairs legs 3. scavengers	Class Crustacea Order Isopoda
Amphipods 5-25mm		1. curved 2. compressed body 3. humped back 4. scavengers	Class Crustacea Order Amphipoda
Water mites .5-5mm		1. 8 legs 2. round body 3. larvae (parasitic) 4. nymph looks like adult	Class Arachnida Order Acarina