Tropical-arthropod
Guides
Phrynus
whip spiders, tailless whip scorpions
Phrynus is a genus of whip spiders (order Amblypygi) comprising approximately 40 described species, primarily distributed in tropical and subtropical regions of the New World. The genus is characterized by dorsoventrally flattened bodies, extraordinarily elongated antenniform front legs used for sensory detection, and raptorial pedipalps for prey capture. Most species inhabit forested environments where they shelter in crevices, under rocks, or in tree holes during daylight hours and emerge nocturnally to hunt. Several species exhibit notable behavioral complexity including territoriality, cannibalism, maternal care of offspring, and sophisticated navigational abilities using multisensory cues.