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Species Pachygnatha autumnalis

red-back spider - Pachygnatha autumnalis - male red-back spider - Pachygnatha autumnalis - male red-back spider - Pachygnatha autumnalis - male Thickjawed Orb Weaver - Pachygnatha autumnalis - male Pachygnatha autumnalis - male Pachygnatha autumnalis - male Pachygnatha autumnalis - male Spiderling - Pachygnatha autumnalis
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Entelegynes )
Family Tetragnathidae (Long-jawed Orb Weavers)
Genus Pachygnatha (Thickjawed Orb Weavers)
Species autumnalis (Pachygnatha autumnalis)