Chapter 26.2, Problem 1NV

Use your book or dictionary to define each term.

Cheliped _____________________________________________

Swimmeret ____________________________________________

Chelicera ______________________________________________

Pedipalp ______________________________________________

Spinneret ________________________________________________________

Summary Introduction

To define:

The term cheliped, swimmeret, chelicera, pedipalp, and spinneret.

Explanation of Solution

Cheliped are the appendage in decapod crustaceans that bears chela. The chela is a claw like structure present in 1^st appendages of crustaceans.

Swimmeret are limbs that are attached to the abdomen of crustaceans that helps in swimming.

Chelicera is pair of limbs or a structure in front of mouth, which is a modified pincer like structure.

Pedipalp is aa pair of second appendages attached to the cephalothorax of the arachnids. They have pincer in the scorpions and locomotory organs in horse shoe crabs.

Spinneret are organs which spider or larva use to weave the cocoon or the web.