ECOLOGY OF SPIDERS IN THE BOREAL FOREST
        Conserving by Emulating Natural Disturbances

         SPECIES LIST

In the following tables, you will find a preliminary species list of ground-dwelling spiders and understory plants collected on the EMEND landscape from conifer and deciduous stands. Details on the methods and experimental design can be found on the Data Collection page.

To find more information and pictures of these species you can visit the Nearctic Spider Data Base


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UNDERSTORY PLANT SPECIES
Vaccinium vitis-idaea
GROUND-DWELLING SPIDER SPECIES
Trochosa terricola
Family
Species
Conifer Dominated
Deciduous Dominated
Control
Dispersed
Large
Small
Control
Dispersed
Large
Small
Agelenidae Agelenopsis utahana
x
x
x
x
x
x
x
Amaurobiidae Amaurobius borealis
x
x 
x
x
x
x
x
x
  Arctobius agelenoides
x
x
x
x
x
  Callobius bennetti
x
x
x
x
  Cybaeopsis eupola
x
x
x
x
x
x
x
x
Araneidae Araneus iviei
x
  Araneus marmoreus
x
x
x
  Araniella displicata
x
x
  Cyclosa conica
x
  Hyposinga rubens
x
x
Clubionidae Clubiona canadensis
x
x
x
x
x
x
x
x
  Clubiona furcata
x
  Clubiona kastoni
x
  Clubiona kluczynskii
x
x
x
x
x
x
x
  Clubiona opeongo
x
Dictynidae Emblyna annulipes
x
  Hackmania prominula
x
x
Gnaphosidae Drassodes neglectus
x
x
  Gnaphosa borea
x
x
x
x
x
x
x
  Gnaphosa brumalis
x
x
x
x
  Gnaphosa microps
x
x
x
x
x
x
x
x
  Gnaphosa muscorum
x
x
x
x
x
x
  Gnaphosa parvula
x
x
x
x
x
x
x
  Haplodrassus hiemalis
x
x
x
x
x
x
  Haplodrassus signifer
x
  Micaria aenea
x
x
x
x
  Micaria medica
x
  Micaria pulicaria
x
x
x
  Micaria tripunctata
x
x
  Micaria utahana
x
  Orodrassus canadensis
x
x
  Sergiolus montanus
x
  Zelotes fratris
x
x
x
x
  Zelotes puritanus
x
x
x
x
Hahniidae Cryphoeca montana
x
x
x
  Neoantistea agilis
x
x
Linyphiidae Agyneta allosubtilis
x
x
x
x
x
x
  Agyneta olivacea
x
x
x
x
x
x
x
x
  Agyneta simplex
x
  Allomengea dentisetis
x
x
x
x
x
x
x
  Baryphyma gowerense
x
  Baryphyma kulczinskii
x
x
x
  Bathyphantes brevis
x
x
x
  Bathyphantes brevipes
x
x
x
x
x
  Bathyphantes pallidus
x
x
x
x
x
x
x
  Bathyphantes simillimus
x
x
  Carorita limnaea
x
x
  Ceraticelus atriceps
x
x
  Ceraticelus bulbosus
x
x
  Ceraticelus fissiceps
x
x
x
x
x
x
  Ceraticelus laetibilis
x
  Ceratinella brunnea
x
x
x
x
  Cnephalocotes obscurus
x
  Diplocentria bidentata
x
x
x
x
x
x
x
x
  Diplocentria perplexa
x
  Diplocentria rectangulata
x
x
x
x
x
x
x
x
  Diplocephalus subrostratus
x
  Dismodicus alticeps
x
x
x
x
  Dismodicus decemoculatus
x
x
x
x
  Estrandia grandaeva
x
x
  Euryopis argentea
x
  Gonatium crassipalpum
x
x
x
  Grammonota gigas
x
x
x
x
  Helophora insignis
x
x
  Hilaria caniculata
x
  Hilaria herniosa
x
x
x
x
  Hybauchenidium gibbosum
x
x
x
x
x
x
x
  Hypselistes florens
x
x
x
x
x
x
  Improphantes complicatus
x
x
x
x
x
x
x
x
  Incestophantes duplicatus
x
x
x
  Kaestneria pullata
x
  Lepthyphantes alpinus
x
x
x
x
x
x
x
x
  Lepthyphantes intricatus
x
x
x
  Maro amplus
x
x
x
x
  Maso sundevalli
x
  Microlinyphia pusilla
x
  Microneta viaria
x
x
x
x
x
  Oreonetides vaginatus
x
x
x
x
x
x
x
x
  Oriphantes aliquantulus
x
  Pelecopsis bishopi
x
x
x
x
x
x
x
  Pelecopsis mengei
x
x
x
x
x
x
  Pityohyphantes costatus
x
x
  Pityohyphantes subarcticus
x
x
x
  Pocadicnemis americana
x
x
x
x
x
x
  Rugatodes aurantium
x
x
x
  Sciastes truncatus
x
x
x
x
x
x
x
x
  Scironis tarsalis
x
x
x
  Scotinotylus sacer
x
x
x
x
  Semljicola obtusus
x
  Sisicottus montanus
x
x
x
x
x
x
x
x
  Sisicottus nesides
x
x
  Sisis apertus
x
  Sisis rotundus
x
x
  Soucron arenarium
x
  Styloctetor stativus
x
x
  Tapinocyba cameroni
x
  Tenuiphantes zebra
x
  Tunagyna debilis
x
x
x
  Vermontia thoracica
x
  Walckenaeria atrotibialis
x
x
x
x
x
x
x
x
  Walckenaeria auranticeps
x
x
  Walckenaeria castanea
x
x
x
x
x
x
x
x
  Walckenaeria communis
x
x
x
x
x
x
  Walckenaeria directa
x
x
x
x
x
x
x
x
  Walckenaeria exigua
x
  Walckenaeria fallax
x
x
  Walckenaeria karpinskii
x
x
x
x
x
x
  Walckenaeria minuta
x
  Walckenaeria spiralis
x
  Walckenaeria tricornis
x
x
  Zornella cultrigera
x
x
x
x
x
x
x
x
  Erigoninae sp1
x
  Erigoninae sp2
x
x
x
x
  Erigoninae sp3
x
x
  Erigoninae sp4
x
  Erigoninae sp5
x
  Erigoninae sp6
x
Liocranidae Agroeca ornata
x
x
x
x
x
x
x
x
Lycosidae Alopecosa aculeata
x
x
x
x
x
x
x
  Arctosa alpigena
x
x
x
x
  Arctosa raptor
x
x
x
x
  Pardosa furcifera
x
  Pardosa fuscula
x
x
x
x
x
x
x
  Pardosa hyperborea
x
x
x
x
x
x
x
  Pardosa mackenziana
x
x
x
x
x
x
x
x
  Pardosa moesta
x
x
x
x
x
x
x
x
  Pardosa tesquorum
x
x
  Pardosa uintana
x
x
x
x
x
x
x
x
  Pardosa xerampelina
x
x
x
x
x
x
x
x
  Pirata bryantae
x
x
x
x
x
  Pirata insularis
x
  Trochosa terricola
x
x
x
x
x
x
x
x
Mimetidae Ero canionis
x
x
Philodromidae Philodromus pernix
x
  Philodromus placidus
x
  Philodromus rufus quartus
x
x
  Thanatus formicinus
x
x
x
x
x
x
  Thanatus striatus
x
  Tibellus maritimus
x
x
x
  Tibellus oblongus
x
x
Theridiidae Enoplognatha intrepida
x
  Robertus fuscus
x
x
x
x
x
x
x
x
Thomisidae Coriarachne utahensis
x
  Misumena vatia
x
x
  Ozyptila sincera canadensis
x
x
x
x
x
x
x
  Xysticus canadensis
x
x
x
x
x
x
x
x
  Xysticus elegans
x
  Xysticus ellipticus
x
x
x
x
x
  Xysticus emertoni
x
x
x
x
x
x
x
  Xysticus ferox
x
  Xysticus luctuosus
x
x
x
x
x
x
x
  Xysticus obscurus
x
x
x
x
x
x
x
x
Conifer Dominated
Deciduous Dominated
Habitus
Species
Control
Dispersed
Large
Small
Control
Dispersed
Large
Small
Forbs & Achillea millefolium
x
x
x
x
x
Dwarf Shrubs Actaea rubra
x
x
x
x
  Aralia nudicaulis
x
x
x
x
  Arenaria lateriflora
x
  Arnica cordufolia
x
  Aster ciliolatus
x
x
x
x
x
x
x
x
  Aster conspicuus
x
x
x
x
x
x
  Astragalus alpinus
x
  Astragalus americanus
x
x
x
x
  Circaea alpina
x
x
x
  Cornus canadensis
x
x
x
x
x
x
x
x
  Delphinium glaucum
x
x
x
x
  Epilobium angustifolium
x
x
x
x
x
x
x
x
  Epilobium cf glandulosum
x
  Equisetum arvense
x
x
x
x
x
x
x
  Equisetum pratense
x
x
x
x
  Equisetum scirpoides
x
x
x
  Equisetum sylvaticum
x
x
x
x
x
x
x
x
  Fragaria virginiana
x
x
x
x
x
x
x
x
  Galium boreale
x
x
x
x
x
x
x
  Galium triflorum
x
x
x
x
x
x
x
x
  Geocaulon lividum
x
x
  Goodyera repens
x
  Habenaria obtusata
x
x
x
  Habenaria orbiculata
x
x
x
  Habenaria viridis
x
  Heracleum lanatum
x
x
x
x
  Lathyrus ochroleucus
x
x
x
x
x
x
x
x
  Linnaea borealis
x
x
x
x
x
x
x
x
  Lycopodium annotinum
x
  Maianthemum canadense
x
x
x
x
x
  Mertensia paniculata
x
x
x
x
x
x
x
x
  Mitella nuda
x
x
x
x
x
x
x
x
  Moheringia lateriflora
x
  Moneses uniflora
x
x
x
  Orthilia secunda
x
x
x
x
x
x
x
x
  Osmorhiza depauperata
x
x
x
x
x
  Petasites palmatus
x
x
x
x
x
x
x
x
  Petasites vitifolius
x
x
  Pyrola asarifolia
x
x
x
x
x
x
x
  Pyrola chlorantha
x
  Pyrola virens
x
  Rubus pubescens
x
x
x
x
x
x
x
x
  Senecio pauperculus
x
  Smilacina trifolia
x
x
  Stellaria longifolia
x
x
  Taraxacum oficinale
x
  Thalictrum venulosum
x
x
x
  Trientalis borealis
x
x
x
  Trientalis europaea
x
  Trifolium hybridum
x
  Vaccinium vitis - idaea
x
x
x
x
  Viburnum edule
x
x
  Vicia americana
x
x
x
x
x
x
  Viola cf adunca
x
x
x
  Viola canadensis
x
x
x
  Viola renifolia
x
x
x
x
x
x
x
x
  Undet. 1
x
  Undet. 2
x
Shrubs Alnus crispa
x
x
x
  Alnus tenuifolia
x
  Amelanchier alnifolia
x
x
x
  Cornus stolonifera
x
  Ledum groenlandicum
x
x
x
  Lonicera dioica
x
x
x
x
  Ranunculacea sp
x
  Ribes lacustre
x
x
x
x
x
x
x
  Ribes oxyacanthoides
x
x
x
x
x
x
  Ribes triste
x
x
x
x
x
x
x
  Rosa acicularis
x
x
x
x
x
x
x
x
  Rubus idaeus
x
x
x
x
x
x
x
  Salix myrtillifolia
x
  Shepherdia canadensis
x
x
x
x
x
x
x
x
  Symphoricarpos albus
x
x
x
x
  Vaccinium caespitosum
x
x
x
x
x
  Viburnum edule
x
x
x
x
x
x
x
x
Trees Picea glauca
x
x
x
x
x
  Populus balsamifera
x
x
x
x
x
x
  Populus tremuloides
x
x
x
x
x
x
x