![]() We use our knowledge of these critters to find the locations of the spiders, webs, eggs, and properly extinguish them. ![]() What Would Portland Pest Guard Do?In cases involving considerable numbers of spiders, a spider control professional from Portland Pest Guard should be consulted. Contributed by Lynette Elliott on 12 October, 2006 - 7:56am. Eye Arrangement Images of this individual: tag all. They also lay lots of eggs and the webs can get out of control quickly if not taken care of. Long-bodied Cellar Spider - Pholcus phalangioides - Thompson Falls, Sanders County, Montana, USA OctoSize: under 10 mm. Why Should I Care?Although their bites are harmless to humans, their webs are unsightly and profuse: unlike other spider species, cellar spiders prefer to live within close proximity to one another, creating troublesome communities within human dwellings. They hang upside down on the web until a food item gets tangled. Cellar Spiders have 2 basic body segments (cephalothorax and abdomen), 8 legs, and 8 eyes. You can also compare the Cellar Spider to a Daddy Long Legs with the image above. Cellar spiders construct loose haphazard webs, often in corners, to catch insect prey. The traits below can help you tell the difference between a Cellar Spider Daddy Long Legs and a Harvestman Daddy Long Legs. They continuously add to it, creating large amounts of webbing which becomes a nuisance to remove. It is also known as the skull spider, since its cephalothorax is said to resemble a human skull. Many species of spiders consume their old web before making a new one, but cellar spiders do not. Scientists have so far identified 34 native and introduced species of cellar spiders in North America (via the University of Idaho), with the Pholcus phalangiodes, or long-bodied cellar spiders. Pholcus phalangioides, commonly known as the cosmopolitan cellar spider, long-bodied cellar spider or one of various types called a daddy long-legs spider, is a spider of the family Pholcidae. ![]() In instances where cellar spiders are pests, it is due to the large amounts of webbing they produce. Adult cellar spiders may live for an additional two years. Development from egg to adult usually takes about one year. Once the eggs hatch the spider lings crawl onto the mother’s body for a short time. Female long-bodied cellar spiders produce about three egg sacs over a lifetime, each containing 13-60 eggs each. Female cellar spiders carry eggs by her jaws in a loose silk sac until they hatch. When disturbed, they characteristically vibrate or shake in the web. These are the spider webs that Hollywood creates in bad horror films. However, they are true spiders that spin untidy webs which are often quite extensive. They are very long-legged and often confused with daddy-long-legs. What is a Cellar Spider?Cellar spiders are usually found in dark corners of cellars, crawl spaces, and garages.
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