Examining the highlighted area of your specimen, click on the image below which most closely resembles your specimen.
1st antennae contains 12 or fewer segments
1st antennae contains 14 or more segments
Taxonomy
Phylum
Arthropoda
Subphylum
Crustacea
Class
Maxillopoda
Subclass
Copepoda
Order
Cyclopoida
Family
Cyclopidae