Examining the highlighted area of your specimen, click on the image below which most closely resembles your specimen.
11 or fewer segments in the 1st antennae
12 segments in the 1st antennae
Taxonomy
Phylum
Arthropoda
Subphylum
Crustacea
Class
Maxillopoda
Subclass
Copepoda
Order
Cyclopoida
Family
Cyclopidae