Chapter 26.2, Problem 4MI

Summary Introduction

To define:

The term 'Cheliped', 'Swimmeret', 'Chelicera', 'Pedipalp' and 'Spinneret'.

Introduction:

Arthropods incorporate a staggeringly diverse group of taxa, for example, bugs, scavengers, insects, scorpions, and centipedes.

Explanation of Solution

Cheliped:

One of the enormous specific chelate appendages of a scavenger, as the extraordinary hook of a lobster, adjusted to shape a prehensile as opposed to a natatorial organ.

Swimmeret:

One of the combined stomach extremities of certain sea-going shellfish, for example, shrimp, lobsters, and isopods. Swimmerets are ordinarily found on the initial five stomach fragments and regularly end in combined oar like branches.

Chelicera:

Chelicera relates to any of the two of every a couple of extremities that emerge from portion two of chelicerates. They are ordinarily found in front of the mouth. Most chelicerae are comprised of three areas aside from insect chelicerae that are contained just two segments.

Pedipalp:

Pedipalps are the two limbs on the facade of an arachnid's head. A few insects appear to have ten legs and not eight, in light of the fact that these pedipalps resemble an additional pair of legs. The pedipalps are utilized rather like arms. Bugs frequently use them to hold creepy crawlies (for example crickets) for them to eat.

Spinneret:

A spinneret is a silk-turning organ of a bug or the hatchling of a bug. Some grown-up insects likewise have spinnerets, for example, those borne on the forelegs of Embioptera. Spinnerets are as a rule on the underside of an arachnid's opisthosoma, and are regularly divided.