Invertebrate Zoology

Platyhelminthes with no digestive system

Barnacles belong to the Phylum

Smallest group of Porifera characterized by silica spicules

Opening to the water vascular system found on the aboral surface of Echinoderm

Evolution acts on the _________ level

Class of Annelids with "parapodia"

Structure used in reproduction found only on Hirudinea and Oligochaeta

Process by which individuals are selected for or against due to certain traits

The Cnidarian seen in the image below is a(n) ______

The only all free living group of Platyhelminthes

Which of the following is not an arthropod

The image below is an example of a

The process of molting the exoskeleton

The invertebrate in the image is the Class

The most described species within an Animal Kingdom class are

Oysters Rockefeller come from an organism in this Class

Echinoderm who's defense might be to expel its guts

Class of invertebrate featured below

The first pair of walking legs on Crustacea are called

Complete metamorphosis is called

Color changing abilities in Cephalopoda have to do with the presence of

Structure produced by many freshwater sponges that allows for overwinter survival

The cell characteristic of the Cnidaria is the

The deadliest Cnidarians belong to the class

Extinct Class of Arthropod