Dreyfusia piceae (Ratzeburg, 1844)
(a silver fir adelgid)

Interactions where Dreyfusia piceae is the controlling partner and gains from the process

The following relationships have been collated from the published literature (see 'References').

Stage		Summary			Taxon	Vernacular	Classification	References	Darwin Classification of Active Taxon	Active Taxon	Active Vernacular	Active Taxon Uncertain	Active State	Active Part	Active Stage	Relationship	Relationship Uncertain	Relationship Geography	Darwin Classification of Passive Taxon	Passive Taxon	Passive Vernacular	Passive Taxon Uncertain	Passive State	Passive Part	Passive Stage	Passive Taxon's significance to Active Taxon	Indoors etc	Season
		causes swelling of live, sometimes swollen stem (woody)			Abies alba	European Silver-fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / false gall			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies alba/	Abies alba	european silver-fir		live, sometimes swollen	stem (woody)
		causes swelling of live, sometimes swollen branch			Abies alba	European Silver-fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / false gall			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies alba/	Abies alba	european silver-fir		live, sometimes swollen	branch
		sucks sap of live, distorted stem			Abies alba	European Silver-fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / sap sucker			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies alba/	Abies alba	european silver-fir		live, distorted	stem
		sucks sap of live, distorted shoot			Abies alba	European Silver-fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / sap sucker			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies alba/	Abies alba	european silver-fir		live, distorted	shoot
		causes swelling of live, sometimes swollen stem (woody)			Abies grandis	Giant Fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / false gall			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies grandis/	Abies grandis	giant fir		live, sometimes swollen	stem (woody)
		causes swelling of live, sometimes swollen branch			Abies grandis	Giant Fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / false gall			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies grandis/	Abies grandis	giant fir		live, sometimes swollen	branch
		sucks sap of live, distorted stem			Abies grandis	Giant Fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / sap sucker			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies grandis/	Abies grandis	giant fir		live, distorted	stem
		sucks sap of live, distorted shoot			Abies grandis	Giant Fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / sap sucker			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies grandis/	Abies grandis	giant fir		live, distorted	shoot
		causes swelling of live, sometimes swollen stem (woody)			Abies procera	Noble Fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / false gall			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies procera/	Abies procera	noble fir		live, sometimes swollen	stem (woody)
		causes swelling of live, sometimes swollen branch			Abies procera	Noble Fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / false gall			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies procera/	Abies procera	noble fir		live, sometimes swollen	branch
		sucks sap of live, distorted stem			Abies procera	Noble Fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / sap sucker			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies procera/	Abies procera	noble fir		live, distorted	stem
		sucks sap of live, distorted shoot			Abies procera	Noble Fir	Pinales: Pinaceae	Pests, Diseases & Disorders of Garden Plants, Buczacki, S. & Harris, K., 1998	/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid					Foodplant / sap sucker			/Plantae/Tracheophyta/Pinopsida/Pinales/Pinaceae/Abies procera/	Abies procera	noble fir		live, distorted	shoot

Interactions where Dreyfusia piceae is the victim or passive partner (and generally loses out from the process)

The following relationships have been collated from the published literature (see 'References').

Filters:

Affected Part		Summary			Taxon	Vernacular	Classification	References	Darwin Classification of Active Taxon	Active Taxon	Active Vernacular	Active Taxon Uncertain	Active State	Active Part	Active Stage	Relationship	Relationship Uncertain	Relationship Geography	Darwin Classification of Passive Taxon	Passive Taxon	Passive Vernacular	Passive Taxon Uncertain	Passive State	Passive Part	Passive Stage	Passive Taxon's significance to Active Taxon	Indoors etc	Season	Summary
		is predated by larva			Heringia	a genus of hoverflies	Diptera: Syrphidae	Colour Guide to Hoverfly Larvae (Diptera, Syrphidae) in Britain and Europe, Rotheray, G.E., 1993	/Animalia/Arthropoda/Insecta/Diptera/Syrphidae/Heringia/	Heringia	a genus of hoverflies				larva	Animal / predator			/Animalia/Arthropoda/Insecta/Hemiptera/Adelgidae/Dreyfusia piceae/	Dreyfusia piceae	a silver fir adelgid								larva is predator of

Dreyfusia piceae (a silver fir adelgid) may also be included in 'feeds on' relations listed under the following higher taxa:

ADELGIDAE
(woolly conifer aphids)

INSECTA
(true insects)

Dreyfusia piceae (a silver fir adelgid) may also be included in 'fed on by' relations listed under the following higher taxa:

ADELGIDAE
(woolly conifer aphids)

HEMIPTERA
(bugs)

INSECTA
(true insects)

HEXAPODA
(insects and other 6-legged organisms)

ARTHROPODA
(arthropods)

ANIMALIA
(animals)

Invertebrates
(Invertebrates)

Author & Year	Title	Source
Buczacki, S. & Harris, K., 1998	Pests, Diseases & Disorders of Garden Plants	Collins Photoguide, 2nd edition edition, Collins
Rotheray, G.E., 1993	Colour Guide to Hoverfly Larvae (Diptera, Syrphidae) in Britain and Europe	Diperists Digest No. 9

Taxonomic hierarchy:

Species	Dreyfusia piceae (a silver fir adelgid)
Family	ADELGIDAE (woolly conifer aphids)
Superfamily	PHYLLOXEROIDEA (phylloxerids)
Suborder	STERNORRHYNCHA (a suborder of bugs)
Order	HEMIPTERA (bugs)
Division	Exopterygota (earwigs, grasshoppers, stoneflies, true bugs, and other insects with wings developing externally)
Infraclass	Neoptera (bees, beetles, flies, grasshoppers, moths and other advanced insects)
Subclass	PTERYGOTA (bees, beetles, dragonflies, flies, grasshoppers, moths and other winged insects)
Class	INSECTA (true insects)
Subphylum	HEXAPODA (insects and other 6-legged organisms)
Phylum	ARTHROPODA (arthropods)
Superphylum	ECDYSOZOA (skin shedders)
Clade	Bilateria (bilaterally symmetrical animals)
Subkingdom	EUMETAZOA (metazoans)
Kingdom	ANIMALIA (animals)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Dreyfusia piceae is also a member of:
Invertebrates - Invertebrates (via Arthropoda)

NBN

NBN (data.nbn.org.uk) has a distribution map for Dreyfusia piceae (a silver fir adelgid)

Dreyfusia piceae (a silver fir adelgid) may be included in identification literature listed under the following higher taxa:

ADELGIDAE
(woolly conifer aphids)

HEMIPTERA
(bugs)

INSECTA
(true insects)

HEXAPODA
(insects and other 6-legged organisms)

ARTHROPODA
(arthropods)

ANIMALIA
(animals)

Eukaryota
(eukaryotes)

BIOTA
(living things)

Literature listed under the following higher taxa may be relevant to Dreyfusia piceae (a silver fir adelgid):

ADELGIDAE
(woolly conifer aphids)

STERNORRHYNCHA
(a suborder of bugs)

HEMIPTERA
(bugs)

PTERYGOTA
(bees, beetles, dragonflies, flies, grasshoppers, moths and other winged insects)

INSECTA
(true insects)

HEXAPODA
(insects and other 6-legged organisms)

ARTHROPODA
(arthropods)

EUMETAZOA
(metazoans)

ANIMALIA
(animals)

Eukaryota
(eukaryotes)

BIOTA
(living things)

Invertebrates
(Invertebrates)

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