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What arthropod group has a body divided into a cephalothorax and an abdomen?
The arachnids group has a body that is divided into a cephalothorax and an abdomen. This group includes spiders, scorpions, ticks, mites, and more.
An arthropod with four pairs of walking legs no antennae and two body parts?
The answer is very simple. an octopus of course It has no antannae but do own an exoskeleton,
How many body divisions does a crab have?
A crab's body is divided into two main sections: the cephalothorax and the abdomen. The cephalothorax combines the head and thorax, housing the eyes, mouth, and legs, while the abdomen is typically tucked under the cephalothorax and varies in size and shape among different crab species. This division contributes to their unique adaptations and lifestyle in aquatic environments.
How many sections are arachnids divided into?
Two. Cephalothorax (head-chest, bearing eyes, mouth and legs) and abdomen (containing internal organs).
How many parts in a spider body?
A spider's body is typically divided into two main parts: the cephalothorax (which contains the head and thorax) and the abdomen.
What two sections is the spider divided into?
The spider's body is divided into two main sections: the cephalothorax (head and thorax combined) and the abdomen. These sections are connected by a narrow waist-like structure called the pedicel.
What is all of the parts of an amphibian?
The body of amphibian is divided in to two regions a) head b) trunk --- Thorax Abdomen There is no neck, as a result the head directly attaches to the thorax forming Cephalothorax.
What are the main features of Arachnids?
8 legs, cephalothorax (divided into two parts, head and abdomen). None have wings or antennae. The most famous examples are spiders, and these unique characteristics can be easily seen. A scorpion's tail for instance is not a tail but a modified abdomen.
What is the term for body divisions of crayfish?
The body of a crayfish is divided into two main sections: the cephalothorax and the abdomen. The cephalothorax combines the head and thorax, covering the vital organs and featuring the eyes, antennae, and walking legs. The abdomen is the segmented posterior part, which includes the tail and is primarily involved in locomotion and reproduction. These divisions are characteristic of crustaceans, which also include other species such as crabs and lobsters.
Do spiders have external plates?
No, spiders do not have external plates. Their bodies are divided into two main parts: the cephalothorax (head and thorax combined) and the abdomen, which are covered by a tough exoskeleton made of chitin.
How are the thorax and cephalothorax of arthropods related to segmentation?
Arthropods are distinguished from other animals by segmentation, meaning their bodies are divided into distinct parts. Insects have three body regions: head, thorax, abdomen. Arachnids have just two body regions: cephalothorax, abdomen.Elexus M. Sandoval.
What is the lobster anatomy?
Lobster anatomy consists of a segmented body divided into three main parts: the cephalothorax (which combines the head and thorax) and the abdomen. The cephalothorax is covered by a hard carapace and features antennae, compound eyes, and mouthparts. The abdomen contains flippers and is responsible for swimming, while the lobster's exoskeleton provides protection and support. Additionally, lobsters possess five pairs of legs, with the first pair often modified into large claws for defense and feeding.
