Examining the highlighted area of your specimen, click on the image below which most closely resembles your specimen.
Straight process
(sp)
that is generally blunt and as long or longer than the second to last segment
Curved pointed process
(cp)
, typically shorter in length than the second to last segment, but may be as long or longer
Taxonomy
Phylum
Arthropoda
Subphylum
Crustacea
Class
Maxillopoda
Subclass
Copepoda
Order
Calanoida
Family
Diaptomidae