Bombus occidentalis (Swedish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Bombus occidentalis" in Swedish language version.

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2web.archive.org

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1iucnredlist.org

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amjbot.org

Joan E. Maloof (2001). ”The Effects of a Bumble Bee Nectar Robber on Plant Reproductive Success and Pollinator Behavior” (PDF (87 kB)). American Journal of Botany 88(11): 1960–1965. 2001. http://www.amjbot.org/cgi/reprint/88/11/1960.pdf. Läst 1 februari 2010.

bumblebee.org

”North American bumblebees”. Bumblebee.org. http://www.bumblebee.org/NorthAmerica.htm. Läst 1 februari 2010.

evergreen.edu

academic.evergreen.edu

Matthew P. Kweskin (31 mars 1997). ”The Bumblebees of Evergreen: Bombus occidentalis”. The Evergreen State College. Arkiverad från originalet den 2 april 2015. https://web.archive.org/web/20150402140840/http://academic.evergreen.edu/projects/evergreenbiota/kingdom/animalia/phylum/arthropoda/class/insecta/order/hymenoptera/family/apidae/bombus/Bombus/occidentalis/oc.htm. Läst 1 februari 2010.

itis.gov

”Bombus occidentalis Greene, 1858” (på engelska). ITIS. https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=714827#null. Läst 16 april 2024.

iucnredlist.org

Hatfield, R., Jepsen, S., Thorp, R., Richardson, L., Colla, S. & Foltz Jordan, S. 2015 Bombus occidentalis . Från: IUCN 2015. IUCN Red List of Threatened Species. Version 2018.1. Läst 16 april 2024.

nhm.ac.uk

”Bombus (in the strict sense)” (på engelska). Natural History Museum, London. http://www.nhm.ac.uk/research-curation/research/projects/bombus/bo.html#occidentalis. Läst 9 mars 2015.

web.archive.org

Robbin Thorp, Elaine Evans, Scott Hoffman Black. ”Bumble bees: western bumble bee (Bombus occidentalis)” (på engelska). The Xerces Society for Invertebrate Conservation. Arkiverad från originalet den 23 januari 2010. https://web.archive.org/web/20100123234650/http://www.xerces.org/western-bumble-bee/. Läst 1 februari 2010.
Matthew P. Kweskin (31 mars 1997). ”The Bumblebees of Evergreen: Bombus occidentalis”. The Evergreen State College. Arkiverad från originalet den 2 april 2015. https://web.archive.org/web/20150402140840/http://academic.evergreen.edu/projects/evergreenbiota/kingdom/animalia/phylum/arthropoda/class/insecta/order/hymenoptera/family/apidae/bombus/Bombus/occidentalis/oc.htm. Läst 1 februari 2010.

xerces.org

Robbin Thorp, Elaine Evans, Scott Hoffman Black. ”Bumble bees: western bumble bee (Bombus occidentalis)” (på engelska). The Xerces Society for Invertebrate Conservation. Arkiverad från originalet den 23 januari 2010. https://web.archive.org/web/20100123234650/http://www.xerces.org/western-bumble-bee/. Läst 1 februari 2010.
Jonathan Koch, James Strange och Paul Williams (2012). ”Bumble Bees of the Western United States” (på engelska) (7,56 MB). USDA Forest Service & Pollinator Partnership. sid. 102–105. https://xerces.org/sites/default/files/2018-05/12-053_01_Western_BB_guide.pdf. Läst 29 februari 2020.