Marble Orb Spider

Araneus marmoreus commonly called the marbled orb weaver is a species of spider belonging to the family araneidae it is sometimes also called the pumpkin spider from the resemblance of the female s inflated abdomen to an orange pumpkin.

Marble orb spider.

There are others whose abdomens are white. Marbled orb weavers prefer wooded areas near water sources like creeks stream rivers ponds and marshes. The family is cosmopolitan including many well known large. Marbled orb weaver pumpkin spider.

Synonyms and other taxonomic changes. This is the biggest of all the spider species available. Araneus marmoreus is most often sighted outdoors and during. Araneids have eight similar eyes hairy or spiny legs and no stridulating organs.

Araneidae is most often sighted outdoors and during the month of october. Alaska to newfoundland south to oregon utah sourthern texas and south carolina. Araneus marmoreus is found throughout all of canada to alaska the northern rockies from north dakota to texas and then. The marbled orbweaver is a colorful spider whose wide range includes all of the eastern united states.

Some individuals may have an orange and yellow abdomen while others have black and yellow black and orange or black and white. Its abdomen is very large with spots that are brown to purple. See the world spider catalog. Orb weaver spiders are members of the spider family araneidae they are the most common group of builders of spiral wheel shaped webs often found in gardens fields and forest.

A typical adult spider has a length of about 20 millimeters. Based on collected data the geographic range for araneidae includes 81 countries and 51 states in the united states. They have eight eyes arranged in two horizontal rows of four eyes each. Like other orb weavers this spider creates a new circular web daily.

Marbled orb weaver spider araneus marmoreus size female 15mm. These spiders vary greatly in color shape and size. You will find them in the woodland areas and the. The spider family araneidae commonly known as orb weavers have been sighted 2074 times by contributing members.

Male 8mm family araneidae spiders index orb weavers comprise a huge family of spiders with 3500 species worldwide 180 of which call north america home. The marbled orb weaver belonging to the class arachnida is one of the good looking spiders. The spider species araneus marmoreus commonly known as marbled orb weaver belongs to the genus araneus in the family araneidae araneus marmoreus spiders have been sighted 70 times by contributing members. The spiders live in trees shrubs and all the weeds.

Physical description and identification adults. Orb can in english mean circular hence the english name of the group. Latin of or like marble from marmor marble identification. Their abdomen has several marble like patterns which are the reason behind the name.

Based on collected data the geographic range for araneus marmoreus includes 3 countries and 19 states in the united states. It has a holarctic distribution.