Spiders in Pennsylvania

This page provides an overview of the most common spiders in Pennsylvania. Just click on any of the images or links to learn more about the spider.

If you have found a spider in Pennsylvania that is not on our list, make sure to send us a picture via email to usaspiders@gmail.com and we will include it. If you cannot identify the spider, no problem. We will try our best and find out what species you’ve got. Follow the tips found here to take an ideal photo and describe the spider so we can help with the identification.

Spiders in Pennsylvania

female acanthepeira stellata star bellied orb weaver

Acanthepeira Stellata – Starbellied Orb Weaver

Acanthepeira stellata, commonly called the starbellied orb weaver, is one of the most remarkable and memorable orb weaver spiders. Its ...
Agelenopsis American grass spider

Agelenopsis – American Grass Spider

Agelenopsis, American grass spiders, are a genus of spiders that can be found around the world and in every US ...
Araneus bicentenarius giant lichen orb weaver cover image

Araneus Bicentenarius – Giant Lichen Orb Weaver

While the giant lichen orb weaver may not be the largest orb weaver in terms of diameter, thanks to its ...
Araneus diadematus - European Garden spider

Araneus diadematus – The European Garden Spider

Araneus diadematus, also called the European garden spider or the cross spider is an orb weaver spider with an iconic ...
Araneus Marmoreus - Marbled Orb Weaver

Araneus Marmoreus – Marbled Orb Weaver

Araneus marmoreus, The marbled orb weaver is a colorful orb weaver species. Due to its orange color, it is sometimes ...
Araneus Trifolium - Shamrock Spider Picture

Araneus Trifolium – Shamrock Spider

Araneus trifolium, the shamrock spider, is a widely distributed orb weaver that can come in various colors, mostly beige or ...
Arigope Aurantia Spider

Argiope Aurantia – Black and Yellow Garden Spider

The Argiope Aurantia or black and yellow garden spider appears in every US state and in many other countries around ...
Arigope Trifasciata Spider

Argiope Trifasciata – Banded Garden Spider

The Argiope trifasciata or Banded Garden Spider is one of the most common species of the Argiope orb weaving spider ...
Red-Spotted ant mimic spider Castianeira descripta

Castianeira Descripta – Red-Spotted Ant Mimic Spider

Castianeira descripta, more commonly know as the red-spotted ant mimic spider gets its common name from the similar look and ...
Castianeira longipalpa long-palped ant mimicking spider information

Castianeira Longipalpa – Long-Palped Ant Mimic Sac Spider

Castianeira longipalpa, sometimeys referred to as the long-palped ant mimic sac spider is found along the Eastern United States as ...
Cheiracanthium Mildei - Northern Yellow Sac Spider

Cheiracanthium Mildei – Northern Yellow Sac Spider

Cheiracanthium mildei, the northern yellow sac spider is one of the most common spiders in Northeastern America. However, it can ...
Clubiona - Leaf-Curling Sac Spider picture

Clubiona – Leaf-Curling Sac Spider

Spiders of the genus Clubiona, commonly called leaf-curling sac spiders, can be found throughout the world and in every US ...
fishing spider dolomedes vittatus

Dolomedes – Fishing Spider

As the name suggests, the fishing spider is a semi-aquatic genus of spiders that are found all over the world ...
Dysdera Crocata - Woodlouse Spider

Dysdera Crocata – Woodlouse Spider

As the name suggests, the Dysdera crocata, or commonly called woodlouse spider, primarily preys on woodlice. The spider can be ...
Candy-striped spider Enoplognatha ovata information

Enoplognatha Ovata – Candy-Striped Spider

Candy-striped spider is not only one of the coolest names for a spider - it also looks great. This spider, ...
bowl and doily spider Frontinella pyramitela information

Frontinella Pyramitela – Bowl and Doily Spider

The bowl and doily spiders, known as Frontinella pyramitela, are a small species of spiders that belong to the family ...
Herpyllus ecclesiasticus eastern parson spider hunting

Herpyllus Ecclesiasticus – Eastern Parson Spider

Herpyllus ecclesiasticus, The Eastern parson spider is one of the most commonly encountered hunter spiders in the United States. The ...
Hibana Incursa

Hibana – Ghost Spider

Hibana are a genus of spiders commonly referred to as ghost spiders. They are common throughout South and Central America, ...
Larinioides Cornutus - furrow orb weaver

Larinioides Cornutus – Furrow Spider

Larinioides Cornutus, commonly known as the furrow spider, is an orb weaver species that can be found throughout the Northern ...
Northern black widow latrodectus variolus

Latrodectus Variolus – Northern Black Widow

Latrodectus, the black widow spider is one of the most famed and feared spider genera in the world. Hollywood tends ...
Leucauge venusta Colorful orchard spider

Leucauge venusta – Orchard Spider

Leucauge venusta, commonly called orchard spider is an orb weaver spider that can be found in the Eastern US states, ...
Lycosidae wolf spider

Lycosidae – Wolf Spider

The Lycosidae, commonly called wolf spiders are a family of hunter spiders found throughout the United States and the rest ...
Lyssomanes Viridis - Mangolia Green Jumper cover image

Lyssomanes Viridis – Magnolia Green Jumper

Lyssomanes viridis, commonly called magnolia green jumper, is a small bright green jumping spider that can be found in the ...
Dark morph dimorphic jumper

Maevia Inclemens – Dimorphic Jumper

Maevia inclemens, commonly called dimorphic jumper is a species of jumping spiders mainly found in the Eastern U.S. States and ...
Mangora gibberosa - Lined Orbweaver information

Mangora gibberosa – Lined Orbweaver

Mangora gibberosa, the lined orbweaver, is a common spider found throughout the eastern part of North America. One of the ...
White spider with black spines brown legs is a Micrathena gracilis – Spined Micrathena found in Georgia United States

Micrathena gracilis – Spined Micrathena

Micrathena gracilis, commonly known as spined micrathena, is one of the spiny orb weaver spiders. The spiny body serves to ...
Micrathena mitrata – White Micrathena information

Micrathena mitrata – White Micrathena

The spider species Micrathena mitrata, commonly called white micrathena, is an orb weaving spider. They have a large bulbous white ...
Misumena Flower Crab Spider

Misumena – Flower Crab Spider

The misumena, commonly called flower crab spider, is a genus of spiders that hunt their prey in or around flowers ...
Neoscona arabesca Arabesque orbweaver in the United States

Neoscona Arabesca – Arabesque Orb Weaver

Neoscona arabesca, commonly known as the arabesque orbweaver, is one of the most common orbweaver species that can be found ...
Neoscona crucifera Spotted Orbweaver Information

Neoscona crucifera – Spotted Orb Weaver

Neoscona crucifera, commonly known as the spotted orbweaver, is an orb weaver species indigenous to the Eastern part of North ...
Neoscona domiciliorum red-femured spotted orbweaver found in Florida

Neoscona domiciliorum – Red-femured Spotted Orbweaver

Commonly known as Red-femured spotted orb weaver or spotted orb weaver, these spiders are in the family of Araneidae which ...
pachygnatha orb weaver Picture

Pachygnatha

The Pachygnatha is technically part of the Orb Weaver family. However, it does not spin a web and is a ...
Parasteatoda Tepidariorum the common house spider

Parasteatoda tepidariorum – The Common House Spider

Parasteatoda tepidariorum, or the common house spider can be found in every US state. The spider is also distributed throughout ...
Daring Jumping Spider

Phidippus audax – Daring Jumping Spider

Phidippus audax, commonly known as the daring jumping spider is a jumping spider found throughout the USA. As their name ...
Philodromus - Running Crab Spider

Philodromus – Running Crab Spider

Philodromus, commonly called running crab spider, is a genus of crab spiders. Various species can be found throughout the entire ...
Pholcidae or Cellar Spider Photo

Pholcidae – Daddy Long-Legs or Cellar Spider

As strange as it sounds, the Pholcidae, or Cellar Spider is one of the most misunderstood spiders in the world ...
Picture of Pisaurina Mira

Pisaurina Mira – American Nursery Web Spider

Piraurina Mira, commonly called nursery web spider, is a brown spider species with long legs. They are endemic to the ...
Platycryptus undatus Tan Jumping Spider Information

Platycryptus Undatus – Tan Jumping Spider

The tan jumping spider is a mostly black and gray jumping spider found in the Eastern United States. The can ...
Salticus Scenicus - Zebra Spider

Salticus Scenicus – Zebra Spider

Salticus scenicus, the zebra spider, is a jumping spider that can be found in the entire Northern Hemisphere. As its ...
Scytodes Thoracica - Spitting Spider

Scytodes Thoracica – Spitting Spider

The spitting spider, scientifically called Scytodaes thoracica, is a fascinating type of hunting spider that captures and paralyzes its prey ...
Rabbit hutch spider

Steatoda Bipunctata – Rabbit Hutch Spider

The Steatoda bipunctata, commonly called rabbit hutch spider is a black spider found throughout the United States. It comes from ...
Steatoda borealis in United States

Steatoda borealis

Steatoda borealis, a spider species that belongs to the genus Steatoda is one of the members family of Theridiidae. In ...
Steatoda Grossa - Cupboard Spider or False black widow

Steatoda Grossa – False Black Widow Spider

The Steatoda grossa, commonly called the false black widow spider or cupboard spider can be found throughout the United States ...
Steatoda triangulosa triangulate cobweb spider picture

Steatoda Triangulosa – Triangulate Cobweb Spider

The Steatoda triangulosa, commonly called the triangulate cobweb spider is a brown-black spider found throughout the US. It has an ...
Trachelas Tranquillus Broad Faced Sac Spider

Trachelas Tranquillus – Broad-Faced Sac Spider

The Trachelas Transquillus, or broad-faced sac spider is a spider that is native to the Eastern part of the United ...
Ummidia trapdoor spider

Ummidia – Trap-Door Spider

Ummidia is a genus of spiders that can be found around the world. Among other genus, they are commonly called ...
Arrowhead orb weaver Verrucosa arenata information

Verrucosa Arenata – Arrowhead Spider

The arrow-head spider, Verrucosa arenata, is an orb-weaver spider found throughout the United States. Its common name arrowhead spider or ...
Xysticus - Ground Crab Spider

Xysticus – Ground Crab Spider

Spiders of the Xysticus genus, also called ground crab spiders are a rather indistinct species. As all crab spiders, they ...
Xysticus funestus deadly ground crab spider

Xysticus Funestus – Deadly Ground Crab Spider

Even though Xysticus funestus has a dangerously-sounding common name, the deadly ground crab spider, it is of absolutely no concern ...
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