Arachnids of North Carolina
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Common Spiders of NC
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Comments
Order:
Araneae - Spiders
Opiliones - Harvestmen
Pseudoscorpiones - Pseudoscorpions
Scorpiones - Scorpions
Scientific Name:
Common Name:
Family (Alpha):
ACROPSOPILIONIDAE-
AGELENIDAE-Funnel Weavers
AMAUROBIIDAE-Hacklemesh Weavers
ANTRODIAETIDAE-Folding Trapdoor Spiders
ANYPHAENIDAE-Ghost Spiders
ARANEIDAE-Orb Weavers
ATYPIDAE-Purseweb Spiders
BUTHIDAE-
CADDIDAE-
CHEIRACANTHIIDAE-
CHEIRIDIIDAE-
CHELIFERIDAE-
CHERNETIDAE-
CHTHONIIDAE-
CICURINIDAE-
CLUBIONIDAE-Sac Spiders
CORINNIDAE-Antmimics and Ground Sac Spiders
COSMETIDAE-Armoured harvestmen
CTENIDAE-Wandering Spiders
CYBAEIDAE-
DEINOPIDAE-Ogrefaced spider
DESIDAE-
DICTYNIDAE-Mesh Web Weavers
DYSDERIDAE-
EUCTENIZIDAE-Wafer-lid Trapdoor Spiders
FILISTATIDAE-
GARYPINIDAE-
GNAPHOSIDAE-Ground Spiders
HAHNIIDAE-
HALONOPROCTIDAE-
HYPOCHILIDAE-
LARCIDAE-
LEPTONETIDAE-
LINYPHIIDAE-Sheetweb and Dwarf Spiders
LIOCRANIDAE-Liocranid Sac Spiders
LYCOSIDAE-Wolf Spiders
MICROHEXURIDAE-
MIMETIDAE-Pirate spiders
MYSMENIDAE-
NEOBISIIDAE-
NEPHILIDAE-
NESTICIDAE-Scaffold Web Spiders
OECOBIIDAE-Wall spiders
OONOPIDAE-
OXYOPIDAE-Lynx Spiders
PHALANGIIDAE-
PHALANGODIDAE-Armoured harvestmen
PHILODROMIDAE-Running Crab Spiders
PHOLCIDAE-
PHONOGNATHIDAE-
PHRUROLITHIDAE-
PISAURIDAE-Nursery Web Spiders
SABACONIDAE-
SALTICIDAE-Jumping Spiders
SCLEROSOMATIDAE-
SCYTODIDAE-
SEGESTRIIDAE-
SICARIIDAE-
SPARASSIDAE-Giant Crab Spiders
STERNOPHORIDAE-
TARACIDAE-
TETRAGNATHIDAE-Long-jawed Orb Weavers
THERIDIIDAE-Cobweb Spiders
THERIDIOSOMATIDAE-Ray Spiders
THOMISIDAE-Crab Spiders
TITANOECIDAE-
TRACHELIDAE-
TRIAENONYCHIDAE-Armoured harvestmen
TRIDENCHTHONIIDAE-
ULOBORIDAE-Cribellate Orb Weavers
VAEJOVIDAE-
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Araneidae Members:
Acacesia hamata
Acanthepeira cherokee
Acanthepeira marion
Acanthepeira stellata
Araneus alboventris
Araneus bicentenarius
Araneus bivittatus
Araneus bonsallae
Araneus cingulatus
Araneus gadus
Araneus guttulatus
Araneus iviei
Araneus juniperi
Araneus marmoreus
Araneus miniatus
Araneus niveus
Araneus nordmanni
Araneus partitus
Araneus pegnia
Araneus pratensis
Araneus saevus
Araneus thaddeus
Araneus trifolium
Araneus tuscarora
Araneus unidentified species
Araniella displicata
Argiope aurantia
Argiope florida
Argiope trifasciata
Cyclosa caroli
Cyclosa conica
Cyclosa turbinata
Eriophora ravilla
Eustala anastera
Eustala cepina
Eustala emertoni
Gasteracantha cancriformis
Gea heptagon
Hypsosinga funebris
Hypsosinga rubens
Larinia directa
Larinioides cornutus
Larinioides patagiatus
Larinioides sclopetarius
Mangora gibberosa
Mangora maculata
Mangora placida
Mangora spiculata
Mastophora bisaccata
Mastophora phrynosoma
Mastophora stowei
Mastophora timuqua
Mecynogea lemniscata
Metazygia calix
Metazygia carolinalis
Metazygia wittfeldae
Metepeira labyrinthea
Micrathena gracilis
Micrathena mitrata
Micrathena sagittata
Neoscona arabesca
Neoscona crucifera
Neoscona domiciliorum
Neoscona pratensis
Ocrepeira ectypa
Ocrepeira georgia
Singa keyserlingi
Verrucosa arenata
NC
Records
Eustala emertoni
- an orbweaver
Taxonomy
Order:
ARANEAE
Infraorder:
Araneomorphae
Family:
Araneidae
Species Comment:
formerly called E. triflex
Identification
Online Description/Photos:
BugGuide
Google
,
iNaturalist
,
Wikipedia
,
GBIF
Technical Description:
Spiders of North America - Bradley; Spiders of the Carolinas – Gaddy; Bugguide; an examination of the structure and genitalia of Cyclose and Eustala: http://www.biodiversitylibrary.org/page/4314711#page/79/mode/1up. See also: Levi, H. W. (1977). The American orb-weaver genera Cyclosa, Metazygia and Eustala north of Mexico (Araneae, Araneidae). Bulletin of the Museum of Comparative Zoology 148: 61-127.
Comments:
Legs with only femora banded, abdomen oval without hump, which separates this from others in the genus. Males difficult to distinguish from others in the genus.
Total Length:
Small, female total body length 3.4-7.6 mm, Male total body length 3.8-5 mm
Adult ID:
identifiable by photo of specific features and/or supplementary info
Structural photos
Illustrations from Levi, H. W. (1977). The American orb-weaver genera Cyclosa, Metazygia and Eustala north of Mexico (Araneae, Araneidae). Bulletin of the Museum of Comparative Zoology 148: 61-127.
Epigynum and scape of 20230908001
Distribution in North Carolina
Comments:
Very uncommon throughout North Carolina and a handful of states in the southeast and mid-Atlantic states.
County Map:
Clicking on a county returns the records for the species in that county.
Adult phenology:
High Mountains (HM) ≥ 4,000 ft.
Low Mountains (LM) < 4,000 ft.
Piedmont (Pd)
Coastal Plain (CP)
Click on graph to enlarge
Habitats and Life History
Habitats:
forest edge, fields, pine forest, marshes.
Observation Methods:
Sweep netting.
Abundance/Frequency:
Very uncommon.
Silk / Web:
Small orb web.
Status in North Carolina
Natural Heritage Program Status:
Natural Heritage Program Ranks:
State Protection:
Comments:
Photo Gallery for
Eustala emertoni
- an orbweaver
Photos: 12
Recorded by: Donald Zepp on 2023-09-08
Johnston Co.
Comment: Living specimen. Epigynum can be seen in "Structural photos," above.
Recorded by: Donald Zepp on 2023-09-08
Johnston Co.
Comment: Same specimen, but several hours after death.
Recorded by: Donald Zepp on 2023-09-08
Johnston Co.
Comment:
Recorded by: Brian Bockhahn on 2023-07-14
Hyde Co.
Comment:
Recorded by: John Petranka on 2021-12-28
Orange Co.
Comment:
Recorded by: John Petranka on 2021-12-28
Orange Co.
Comment:
Recorded by: John Petranka on 2021-12-28
Orange Co.
Comment:
Recorded by: Brian Bockhahn on 2021-12-01
Scotland Co.
Comment:
Recorded by: Brian Bockhahn on 2021-05-19
Wilkes Co.
Comment:
Recorded by: Brian Bockhahn on 2021-05-19
Wilkes Co.
Comment:
Recorded by: Tracy S. Feldman on 2020-08-17
Scotland Co.
Comment:
Recorded by: Tracy S. Feldman on 2020-08-17
Scotland Co.
Comment: