Arachnid - Wikipedia
Arachnids are arthropods in the class Arachnida (/ əˈræknɪdə /) of the subphylum Chelicerata. Arachnida includes, among others, spiders, scorpions, ticks, mites, pseudoscorpions, harvestmen, camel spiders, whip spiders and vinegaroons. [2] Adult …
Arachnid | Definition, Facts, & Examples | Britannica
2024年11月21日 · arachnid, (class Arachnida), any member of the arthropod group that includes spiders, daddy longlegs, scorpions, and (in the subclass Acari) the mites and ticks, as well as lesser-known subgroups.
Arachnid - Definition, Types, and Characteristics with Anatomy
2024年12月16日 · Arachnids are joint-legged arthropods of the class Arachnida, belonging to the subphylum Chelicerata. They include spiders, scorpions, ticks, mites, pseudoscorpions, camel spiders, whip scorpions, and tailless whip scorpions.
Arachnid - Simple English Wikipedia, the free encyclopedia
The word Arachnida comes from the Greek for 'spider'. In legend, a girl called Arachne was turned into a spider by the goddess Athena. Arachne said she'd win a weaving contest against the goddess. Athena won, but Arachne became angry, and started to weave an insult to the gods. Then Athena turned her into a spider for her disrespect.
Arachnids: The Ultimate Guide – What Is An Arachnid? The …
2019年11月19日 · An arachnid is an invertebrate animal in the class Arachnida. Arachnida itself is part of a larger group of animals known as arthropods. Like all arthropods, arachnids have jointed legs, segmented bodies, and hard, external exoskeletons. …
Arachnida - New World Encyclopedia
Arachnida is one of the classes of the subphylum Chelicerata (including horseshoe crabs, sea scorpions, and sea spiders) of the phylum Arthropoda. Arachnids are characterized by four pairs of segmented walking legs and a body divided into …
Anatomy of arachnids | Britannica
arachnid , Any member of the class Arachnida, primarily carnivorous arthropods having a well-developed head, a hard external skeleton, and four pairs of walking legs. Spiders and scorpions have a segmented body, but daddy longlegs, ticks, and mites do not. Arachnids range in size from tiny mites (0.003 in. [0.08 mm] long) to the 8-in. (21-cm ...
Arachnids | Facts | Characteristics | Types | Identification
Arachnids are a Class (Arachnida) of joint-legged Invertebrate Animals in the subphylum Chelicerata. All Arachnids have multiple legs and look like Insects, the only difference is that Insects have six leg and Arachnids have 8 legs.
Arachnid Definition & Meaning - Merriam-Webster
The meaning of ARACHNID is any of a class (Arachnida) of arthropods comprising chiefly terrestrial invertebrates, including the spiders, scorpions, mites, and ticks, and having a segmented body divided into two regions of which the anterior bears four pairs of …
Arachnida - an overview | ScienceDirect Topics
The Arachnida is a class of arthropods containing about 100,000 named species. Arachnids are nested within the arthropod subphylum Chelicerata, and share with other chelicerates the morphological features of chelate mouthparts (at least ancestrally) and complete lack of antennae.