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Denver-Boulder Metro Area: Bugs

This guide contains spiders, bees, wasps, ants, beetles, dragonflies, grasshoppers, flies and other bugs that can be found in the Denver-Boulder Metro Area, including Adams, Arapahoe, Boulder, Broomfield, Denver, Douglas, and Jefferson Counties.

Bold Jumper 1
Phidippus audax
Phidippus olympus 2
Apache Jumping Spider 3
Phidippus apacheanus
Desert Red Jumping Spider 4
Phidippus ardens
Hart's Jumping Spider 5
Tutelina harti
Thick-spined Jumping Spider 6
Tutelina similis
Attinella dorsata 7
Attulus ammophilus 2
Asiatic Wall Jumping Spider 8
Attulus fasciger
Flower Jumping Spider 9
Attulus floricola
Flower Jumping Spider 9
Calositticus floricola
Half-edged Wall Jumping Spider 10
Menemerus semilimbatus
Minute Jumping Spider 11
Talavera minuta
Contrasting Jumping Spider 12
Euophrys monadnock
Mexigonus arizonensis 13
Zebra Jumper 14
Salticus scenicus
Evarcha proszynskii 15
Lapland Jumping Spider 16
Pellenes lapponicus
Habronattus altanus 17
Habronattus cuspidatus 18
Habronattus festus 17
Habronattus cognatus 11
Habronattus conjunctus 19
Habronattus sansoni 17
Habronattus calcaratus 20
Habronattus calcaratus agricola 21
Habronattus clypeatus 17
Hirsute Paradise Spider 22
Habronattus hirsutus
Habronattus venatoris 2
Black Laceweaver 23
Amaurobius ferox
Giant Crab Spider 24
Heteropoda venatoria
American Cellar Spider 15
Pholcophora americana
Long-bodied Cellar Spider 25
Pholcus phalangioides
Common Spitting Spider 26
Scytodes thoracica
Scytodes univittata 27
Brown Recluse 28
Loxosceles reclusa
Woodlouse Spider 29
Dysdera crocata
Togwotee Harvestman 30
Togwoteeus biceps
European Harvestman 31
Phalangium opilio
Rocky Mountain Wood Tick 32
Dermacentor andersoni
American Dog Tick 33
Dermacentor variabilis
Phyllocoptes didelphis 34
Plantain Leaf Mite 35
Leipothrix coactus
Poison Ivy Leaf Mite 36
Aculops rhois
Willow Bead Gall Mite 37
Aculus tetanothrix
Maple Erineum Mite 38
Aceria calaceris
Witches Broom of Hackberry Mite 39
Aceria celtis
Ash Bead Gall Mite 40
Aceria fraxini
box elder pouch gall mite 38
Aceria negundi
Poplar Budgall Mite 41
Aceria parapopuli
Aceria trichophila 42
Black Cherry Leaf Gall Mite 43
Eriophyes cerasicrumena
Plum Finger Gall Mite 44
Eriophyes emarginatae
Alder Leaf Gall Mite 42
Eriophyes laevis
Red Nail Gall Mite 45
Eriophyes tiliae
Boxwood Mite 46
Eurytetranychus buxi

Edited by Colorado Parks and Wildlife, some rights reserved (CC BY-SA)

Photo Credits

  • 1. (c) Juan Cruzado Cortés, some rights reserved (CC BY-SA), uploaded by Juan Cruzado Cortés
  • 2. (c) calebcam, some rights reserved (CC BY-NC), uploaded by calebcam
  • 3. (c) John Sullivan, some rights reserved (CC BY-NC), uploaded by John Sullivan
  • 4. (c) Steven Mlodinow, some rights reserved (CC BY-NC), uploaded by Steven Mlodinow
  • 5. (c) Jason M Crockwell, some rights reserved (CC BY-NC-ND), uploaded by Jason M Crockwell
  • 6. (c) molanic, some rights reserved (CC BY-NC), uploaded by molanic
  • 7. (c) Tobi (he/him), some rights reserved (CC BY), uploaded by Tobi (he/him)
  • 8. no rights reserved, uploaded by Zygy
  • 9. (c) Denis Doucet, some rights reserved (CC BY-NC), uploaded by Denis Doucet
  • 10. (c) Frupus, some rights reserved (CC BY-NC)
  • 11. (c) Buddy, some rights reserved (CC BY-NC), uploaded by Buddy
  • 12. (c) Marc Dufour, some rights reserved (CC BY-NC)
  • 13. (c) Matt Webb, some rights reserved (CC BY-NC), uploaded by Matt Webb
  • 14. (c) Philipp Wickey, all rights reserved, uploaded by Philipp Wickey
  • 15. (c) K Schneider, some rights reserved (CC BY-NC), uploaded by K Schneider
  • 16. (c) Sebastian Alejandro Echeverri, some rights reserved (CC BY-NC-SA), uploaded by Sebastian Alejandro Echeverri
  • 17. (c) Marshal Hedin, some rights reserved (CC BY-NC-SA), uploaded by Marshal Hedin
  • 18. (c) latimeria-co, some rights reserved (CC BY-NC), uploaded by latimeria-co
  • 19. (c) Rebecca Ray, some rights reserved (CC BY-NC), uploaded by Rebecca Ray
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  • 22. (c) Paul G. Johnson, some rights reserved (CC BY-NC-SA), uploaded by Paul G. Johnson
  • 23. (c) Even Dankowicz, some rights reserved (CC BY), uploaded by Even Dankowicz
  • 24. (c) Cheng-Tao Lin, some rights reserved (CC BY), uploaded by Cheng-Tao Lin
  • 25. (c) Frederik Leck Fischer, all rights reserved, uploaded by Frederik Leck Fischer
  • 26. (c) bscrl, some rights reserved (CC BY-NC), uploaded by bscrl
  • 27. (c) Roland Sauerland, some rights reserved (CC BY-NC), uploaded by Roland Sauerland
  • 28. (c) James W. Beck, some rights reserved (CC BY-NC), uploaded by James W. Beck
  • 29. (c) Kurt Andreas, some rights reserved (CC BY-NC-SA)
  • 30. (c) Jason Headley, some rights reserved (CC BY-NC), uploaded by Jason Headley
  • 31. (c) Steve Kerr, some rights reserved (CC BY), uploaded by Steve Kerr
  • 32. (c) Dan L. Johnson, some rights reserved (CC BY-NC), uploaded by Dan L. Johnson
  • 33. (c) AFPMB, some rights reserved (CC BY-NC-ND)
  • 34. no rights reserved, uploaded by Adam Kranz
  • 35. (c) Alexis, some rights reserved (CC BY), uploaded by Alexis
  • 36. (c) Priyantha Wijesinghe, some rights reserved (CC BY-NC), uploaded by Priyantha Wijesinghe
  • 37. (c) Franco Folini, some rights reserved (CC BY)
  • 38. (c) sea-kangaroo, some rights reserved (CC BY-NC-ND), uploaded by sea-kangaroo
  • 39. (c) matthew_wills, some rights reserved (CC BY-NC), uploaded by matthew_wills
  • 40. (c) Ken Potter, some rights reserved (CC BY-NC), uploaded by Ken Potter
  • 41. (c) drudanae, some rights reserved (CC BY-NC), uploaded by drudanae
  • 42. (c) Garth Harwood, some rights reserved (CC BY), uploaded by Garth Harwood
  • 43. (c) Judy Gallagher, some rights reserved (CC BY), uploaded by Judy Gallagher
  • 44. (c) Jeff Skrentny, some rights reserved (CC BY-NC), uploaded by Jeff Skrentny
  • 45. (c) mikebwd, some rights reserved (CC BY-NC), uploaded by mikebwd
  • 46. (c) Susan J. Hewitt, some rights reserved (CC BY-NC), uploaded by Susan J. Hewitt

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