The cephalothorax, also called prosoma in some groups, is a tagma of various arthropods, comprising the head and the thorax fused together, as distinct from the abdomen behind. [1] The terms prosoma and opisthosoma are equivalent to cephalothorax and abdomen in some groups.

2009年11月19日 · The cephalothorax is the first of 2 body parts on a spider. It is a combination of the head and thorax, and on it are found the legs, eyes, pedipalps, chelicerae, and other mouthparts. The cephalothorax and abdomen are connected by a thin stalk called the "pedicel."

The cephalothorax, also called prosoma, is composed of two primary surfaces: a dorsal carapace and a ventral sternum. Most external appendages on the spider are attached to the cephalothorax, including the eyes, chelicerae and other mouthparts, pedipalps and legs.

cephalothorax and the abdomen, which are linked by a narrow tubular structure called a pedicel. The upper part of the cephalothorax is called the carapace. The carapace usually has six or eight eyes in two rows near the front end, as well as two jaws, each consisting of a base (chelicera) and a fang. The legs and small leg-like

The meaning of CEPHALOTHORAX is the united head and thorax of an arachnid or higher crustacean.

2018年5月29日 · cephalothorax In some members of the phylum Arthropoda, the fused head and thorax. It is found in members of the Chelicerata (classes Merostomata, Arachnida, and Pycnogonida), and in most Crustacea. In spiders, it is the prosoma, which is covered by a sclerotized plate (carapace), and which bears the walking limbs, pedipalps, chelicerae, and ...

…often referred to as the cephalothorax. A pair of appendages is attached to each somite. The first two pairs, the first and second antennae, consist of a segmented stalk and flagella, and serve such sensory functions as olfaction, touch, and balance. The remaining three head appendages are either the crushing… Read More; horseshoe crabs

Cephalothorax (head) and abdomen are different shades of brown. Less than a 1/2-inch (12.7 mm) body, 2-inch (51 mm) long legs, and the body is the shape of a peanut. Some species have 8 eyes, while others only have 6 eyes.

The cephalothorax or prosoma is the anterior most of the two body parts of arachnids (the other part being the abdomen or opisthosoma). The cephalothorax features the eyes, mouth and legs of the arachnid.

Spiders have two main body parts: The cephalothorax and the abdomen, connected by a thin waist called the pedicel. Fun Facts: All about spiders The cephalothorax constitutes half or more of the body length.