Marble Orb Spider

Based on collected data the geographic range for araneus marmoreus includes 3 countries and 19 states in the united states.

Marble orb spider.

Its abdomen is very large with spots that are brown to purple. Alaska to newfoundland south to oregon utah sourthern texas and south carolina. This is the biggest of all the spider species available. See the world spider catalog.

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. Synonyms and other taxonomic changes. The marbled orbweaver is a colorful spider whose wide range includes all of the eastern united states. Araneids have eight similar eyes hairy or spiny legs and no stridulating organs.

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. Araneus marmoreus is found throughout all of canada to alaska the northern rockies from north dakota to texas and then. The spider family araneidae commonly known as orb weavers have been sighted 2074 times by contributing members. Females are 0 35 0 8 in 9 20 mm while males are around 0 19 0 35 in 5 9 mm.

The family is cosmopolitan including many well known large. Araneus marmoreus is most often sighted outdoors and during. Physical description and identification adults. A typical adult spider has a length of about 20 millimeters.

The spiders live in trees shrubs and all the weeds. Their abdomen has several marble like patterns which are the reason behind the name. They have eight eyes arranged in two horizontal rows of four eyes each. Based on collected data the geographic range for araneidae includes 81 countries and 51 states in the united states.

Orb can in english mean circular hence the english name of the group. 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. It has a holarctic distribution. You will find them in the woodland areas and the.

Some individuals may have an orange and yellow abdomen while others have black and yellow black and orange or black and white. Marbled orb weaver pumpkin spider. Like other orb weavers this spider creates a new circular web daily. The marbled orb weaver belonging to the class arachnida is one of the good looking spiders.

The pattern is variable and the color can be white yellow orange tan grayish or even white with mottling and spotting of black brown or purple. Marbled orb weavers prefer wooded areas near water sources like creeks stream rivers ponds and marshes. There are others whose abdomens are white. Explanation of names.

These spiders vary greatly in color shape and size. Marbled orb weaver spider araneus marmoreus size female 15mm.