Species list, Checklist of Family Gnaphosidae (Flat-bellied ground spiders) for Berks County (Pennsylvania, USA)

Ants	Arachnids
Bees	Beetles
Booklice	Bugs
Bumblebees	Butterflies
Cicadas	Crane flies
Dragonflies	Earwigs
Flies	Isopods
Locusts	Mantises
Mayflies	Mosquitoes
Myriapods	Net-winged
Plant-parasitic	Scorpion flies
Termites	Wasps

Taxonomy & Distribution
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INSECTOIDGERENGDARK LIGHT

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Checklist for Family Gnaphosidae Pocock, 1898 (Flat-bellied ground spiders)
and region Berks County (Pennsylvania, USA)

Class	Arachnida Lamarck, 1801 Arachnids	51 126 149	Families Genera Species	Taxom
Subclass	Micrura Ehrenberg, 1831	43 118 140	Families Genera Species	Taxom
Infraclass	Megoperculata Börner, 1902	22 92 124	Families Genera Species	Taxom
Order	Araneae Clerck, 1757 Spider, Spiders, True Spiders	22 92 124	Families Genera Species	Taxom
Suborder	Araneomorphae Smith, 1902 True Spiders	19 88 120	Families Genera Species	Taxom
Infraorder	Araneomorphi Smith, 1902	19 88 120	Families Genera Species	Taxom
Superfamily	Gnaphosoidea Simon, 1893	1 4 5	Family Genera Species	Taxom
Family	Gnaphosidae Pocock, 1898 Flat-bellied ground spiders, Ground spiders	4 5	Genera Species	Taxom

Genera for Berks County
4 Genera with 5 Species

Drassyllus Chamberlin, 1922	2	Species	Taxom
Haplodrassus Chamberlin, 1839	1	Species	Taxom
Herpyllus Hentz, 1832	1	Species	Taxom
Scotophaeus Simon, 1871	1	Species	Taxom

Species list for Berks County
5 Species

Drassyllus depressus Emerton, 1890
Drassyllus orgilus (Chamberlin, 1922)	⇒ Drassyllus dromeus Chamberlin, 1922
Haplodrassus signifer (C. L. Koch, 1839)	⇒ Haplodrassus pugnans Simon, 1880
Herpyllus ecclesiasticus Hentz, 1832	Eastern parson spider
Scotophaeus blackwalli (Thorell, 1871)	⇒ Scotophaeus peninsularis Carl Friedri..., 1928

Subnodes of Gnaphosidae with occurrences in Berks County

Subfamily	Drassodinae	1 2	Genus Species	Taxom
Subfamily	Gnaphosinae Pocock, 1898	2 2	Genera Species	Taxom
Subfamily	Micariinae	1 1	Genus Species	Taxom

Links, sources and further information

Gnaphosidae at artfakta.se
Gnaphosidae at biodiversity.org.au
Gnaphosidae at dyntaxa.se
Gnaphosidae at gbif.org
Gnaphosidae at irmng.org
Gnaphosidae at itis.gov
Gnaphosidae at marinespecies.org