Chelicerae - Wikipedia
WEBThe chelicerae (/ kəˈlɪsəriː /) are the mouthparts of the subphylum Chelicerata, an arthropod group that includes arachnids, horseshoe crabs, and sea spiders. Commonly referred to as "jaws", chelicerae may be shaped as either articulated fangs, or …
Chelicerata - Wikipedia
WEBThe chelicerae, which give the group its name, are the only appendages that appear before the mouth. In most sub-groups, they are modest pincers used to feed. However, spiders' chelicerae form fangs that most species use to inject venom into prey.
Spider anatomy - Wikipedia
WEBMost spiders possess venom, which is injected into prey (or defensively, when the spider feels threatened) through the fangs of the chelicerae. Male spiders have specialized pedipalps that are used to transfer sperm to the female during mating.
Chelicerata - Facts, Classes, Habitat, Examples, & Pictures
WEBMar 30, 2024 · A major subphylum under Arthropoda, the Chelicerata includes sea spiders (pycnogonids), horseshoe crabs, and arachnids, such as harvestmen, scorpions, spiders, ticks, and mites. The chelicerates derive their name from ‘chelicerae,’ the pincer-like appendages (found anterior to the mouth) that form an …
Chelicerata - Digital Atlas of Ancient Life
WEBOn the right are three forms of chelicerae: (A) jack-knife, found in whip scorpions and spiders; (B) scissor, found in camel spiders and false scorpions; (c) and three-segments, found in scorpions, harvestmen, horseshoe crabs, and eurypterids.
Chelicera - Oxford Reference
WEBchelicerae. One of the first pair of the six pairs of appendages on the prosoma of an arachnid (Arachnida), which has no more than three segments. In most orders the terminal segment is chelate, while in spiders and amblypygids it is subchelate.
Parts of a Spider: Dorsal View of a Male Spider - American …
WEBChelicera: The first pair of appendages which in spiders has become modified into a stout basal part and a smaller distal segment, the fang. Pedipalp: The second pair of appendages. In mature males the tip becomes an organ …
Chelicera | anatomy | Britannica
WEBThey are used to capture prey (spiders), transport a spermatophore (sunspiders, some mites and ticks), produce sounds (sunspiders, some spiders), cut strands of silk (web-dwelling spiders), and produce silk (pseudoscorpions).
Flexi answers - What are chelicerae? - CK-12 Foundation
WEBChelicerata is a fairly large subphylum of arthropods with about 70,000 species (mostly predatory) including spiders, scorpions, mites, and ticks. Their defining characteristic is a pair of specialized appendages called chelicerae. Chelicerae are pointed mouthparts used to grasp and immobilize prey.
SPIDER ANATOMY - University of Kentucky
WEBNov 19, 2009 · The chelicerae are a spider's jaws. They are located on the very front of a spider's cephalothorax. Every Kentucky spider has a pair of chelicerae, and they are tipped with fangs. Chelicerae are filled with muscles, and …