Phylum: Anthropoda
Class: Crustacea
Ex: Crayfish, Daphnia, and Barnacles
Hillary Brintle

Tasmanian Giant Freshwater Crayfish

Outside anatomy of a Crayfish

Goose-neck Barnacles

Anatomy of a Barnacle


Anatomy of a Daphnia

Click here to see a crayfish up close
Click here to see a crayfish walking

Phylum: Anthropoda
Class: crustacea
ex. Crayfish and barnacle
Sam Kapner

This diagram shows a lateral, interior view of the crayfish

This is an example of only one of over 500 species of crayfish that live in the US

This video shows how a crayfish moves along the bottom of a river
This video shows a pair of crayfish mating

This website is a good source of information about crayfish


This shows the interior of a barnacle

Phylum - Anthropoda
Class - crustacea
Crayfish, Daphnia, and Barnacle
Connor O'Donnell

This is an internal view of a crayfish
Internal anatomy of a crayfish
Internal anatomy of a crayfish

This is an exterior view of a barnacle

top view of barnacle parts
top view of barnacle parts

This is a video of barnacles feeding

The anatomy of a daphnia

this video shows the heartbeat of a daphnia

Phylum - Anthropoda
Class - crustacea
Ex. Crayfish, Daphnia, and Barnacle
McKenzie Mather

This is a video of a crayfish molting. Periodically a crayfish slides out of its old, hard shell in a process called molting. In order to grow larger crayfish do shed there shells:

external image 731a.jpg

external image 731a.jpgThe image above shows an internal anatomy of a crayfish.
external image crayfish-w-eggs-large.jpg
The image above shows a crayfish with eggs that are located on the females third set of swimmerets.

"cool stuff":
Informational site: