Fig. 2.
Positions of Polypocephalus sp. in a composite of abdominal ganglion 2 (n = 28 shrimp); arrowhead at anterior end of Polypocephalus sp. Thumbnails from each individual are shown below, arranged from fewest to most parasites.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.