WebWe identify further fundamental differences between spider and insect genital asymmetries: (1) in most spiders, the direction of asymmetry is random, in most insects it is fixed; (2) in most spiders, asymmetry evolved first (or only) in the female while in insects genital asymmetry is overwhelmingly limited to the male. Webmale. female. Physocyclus globosus, sometimes known as the short-bodied cellar spider is a species of spider belonging to the family Pholcidae. This is a cosmopolitan species, …
Pholcidae - Bugwoodwiki
WebTheir repugnatorial glands produce acrid secretions to repel predators. The 6400 species are more closely related to mites than true spiders. Most are tropical, but taxa are known … WebCryptic female exaggeration: the asymmetric female internal genitalia of Kaliana yuruani (Araneae: Pholcidae). Journal of Morphology 276: 705-712. Huber B.A. 2007. Two new genera of small, six-eyed pholcid spiders from West Africa, and first record of Spermophorides for mainland Africa (Araneae: Pholcidae). ttpoa basic swat
Opiliones - an overview ScienceDirect Topics
Pholcids are thin and delicate arachnids. The body, resembling the shape of a peanut, is approximately 2–10 mm (0.08–0.39 inch) in length, and the legs may be up to 50 mm (1.97 inches) long. Pholcus and Smeringopus have cylindrical abdomens and eyes arranged in two lateral groups of three and two smaller … See more The Pholcidae are a family of araneomorph spiders. The family contains over 1,800 individual species of pholcids, including those commonly known as cellar spider, daddy long-legs spider, carpenter spider, daddy long-legger, … See more Pholcids are found in every continent in the world except Antarctica. Pholcids hang inverted in their messy and irregular-shaped webs. These … See more There is an urban legend that daddy long-legs spiders have the most potent venom of any spider but that their fangs are either too small or too weak to puncture human skin; the same legend is also repeated of the harvestman and crane fly, also known as "daddy long-legs" … See more • "North American Spiders, Family Pholcidae". Information and reference quality photos of cellar spiders. Includes QuickTime movie of spiders "vibrating". • "Information and pictures of European Pholcidae". See more These spiders have legs roughly 4 times as large as their bodies, making them look quite a lot like harvestmen (Opiliones). But they can be easily differentiated by the two segments this … See more Trapping The web of pholcids has no adhesive properties and instead relies on its irregular structure to trap prey. When pholcid spiders … See more As of April 2024 , the World Spider Catalog accepted the following genera: • Aetana Huber, 2005 – Asia, Fiji • Anansus Huber, 2007 – Africa See more WebAbstract. Until now, the knowledge on pholcid spermatozoa is based on two species, Pholcus phalangioides and, incompletely, Holocnemus pluchei. To complete this knowledge and to reveal more potential phylogenetic characters, we have investigated sperm ultrastructure and spermiogenesis of H. pluchei. We found that the sperm cells of this … http://tolweb.science.oregonstate.edu/Pholcidae ttpoa events