Spiders of North Carolina

Arachnids of North Carolina

Order:
Scientific Name: Common Name:		Family (Alpha):

Araneus bivittatus - an orbweaver Araneidae Members:			NC Records	BugGuide Account	Public View

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Distribution Records
PDF

Vetting Levels

Adult phenology:
High Mountains (HM) ≥ 4,000 ft.
Low Mountains (LM) < 4,000 ft.
Piedmont (Pd)
Coastal Plain (CP)

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synonym

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Bivittatus is the only species (of the small Araneus) that has the abdomen longer than wide, widest in the middle, with a median anterior hump and two longitudinal dorsal red or green bands on the abdomen.

total_length

Very small, female total body length 6 mm, male total body length 4 mm.

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Bugguide

adult_id

1 identifiable by photo 2 identifiable by photo of specific features and/or supplementary info 3 identifiable from specimen only

abundance

Uncommon

distribution_comments

Adults July and August. Records from New Hampshire to Georgia, Piedmont/central regions.

checklist_mt_high
>=4,000 ft.

Regular	Frequent	Infrequent	Occasional	Seldom	Frequency Regular – almost always observed on given visit; >=90% chance of observation Frequent – usually observed on a given visit; >=50%<90% chance of observation Infrequent – observed less than 50% of visits; >=25%<50% chance of observation Occasional – observed on only on a small minority of visits; >=10%<25% chance of observation Seldom – not usually seen on visits; <10% chance of observation These terms refer to visits to appropriate habitats made at appropriate times of the year, making use of common sampling/observation methods. Under those conditions, Frequency refers to the chance of observing at least one individual on a given visit made anywhere within a particular region, or over multiple visits to a single site.

checklist_mt_low
<4,000 ft.

Regular	Frequent	Infrequent	Occasional	Seldom

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Piedmont

Regular	Frequent	Infrequent	Occasional	Seldom

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Coastal Plain

Regular	Frequent	Infrequent	Occasional	Seldom

habitat

observation_methods

Web unknown.

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