Spiders, unlike insects, have only two main body parts (tagmata) instead of three: a fused head and thorax (called a cephalothorax or prosoma) and an abdomen (also called an opisthosoma). The exception to this rule are the assassin spiders in the family Archaeidae, whose cephalothorax is divided into two parts by an elongated "neck".

The external and internal structures of spiders, including skin, muscles, breathing system, digestive tract and reproductive organs. Unlike an insect, the spider's body is in two sections. The head and thorax, bearing the eyes, mouthparts and …

Get all the facts about the different body parts of a spider – the cephalothorax and abdomen, along with their functions

May 31, 2020 · Spiders have their body divided into two sections, unlike the other commonly seen group of arthropods – the insects – who have their body divided into three sections. The two sections of the spider body are called the Prosoma or Cephalothorax, which is the head region, and the Opisthosoma or Abdomen which is the rest of the body.

Nov 23, 2022 · Anatomy of a spider. All the different spider body parts are located on the two main parts of a spider, the cephalothorax and the opisthosoma, with legs attached to the former.

Spiders have the following basic features: The front half of a spider's body which is the combined head and thorax. The hind body part, containing the internal organs and has the ability to expand and contract in accordance with the condition of the spider. The pair of moveable appendages in front of the mouth of spiders which include the fangs.

Starting with the basics, a spider’s body is divided into two main parts: the cephalothorax and the abdomen. The cephalothorax, also known as the prosoma, is the first segment of the spider’s body and contains its head and thorax. This is where you …

Sep 30, 2022 · Spiders come in a variety of shapes and sizes, but all spider anatomy is based on the same basic body plan. This guide will teach you everything you need to know about spider anatomy, spider behavior, and how to identify common household spiders based on their anatomical features.

Jun 5, 2022 · There are two main spider parts. The anatomy of a spider contains an abdomen and a cephalothorax. Spiders also have six pairs of appendages that include four pairs of legs and two pairs of mouthparts that include chelicerae and pedipalps.

Nov 19, 2009 · All spiders have 8 legs, 2 body parts (cephalothorax and abdomen), fang-like "chelicerae," and antenna-like "pedipalps." Click on the terms below to learn more about each body part. The cephalothorax is the first of 2 body parts on a spider.