Brachycaudus cardui (Linnaeus, 1758)
(an aphid)

Interactions where Brachycaudus cardui is the dominant partner and gains from the process

The following relationships have been collated from the published literature (see 'Interaction 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
		sucks sap of			Artemisia vulgaris	Mugwort	Asterales: Asteraceae	Aphids Recorded on Cultivated Plants in Norway 1946-1962, Fjelddalen, J., 1964	/Animalia/Arthropoda/Insecta/Hemiptera/Aphididae/Brachycaudus (Prunaphis) cardui/	Brachycaudus (Prunaphis) cardui	an aphid					Foodplant / sap sucker			/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Artemisia vulgaris/	Artemisia vulgaris	mugwort
		sucks sap of			Tripleurospermum inodorum	Scentless Mayweed	Asterales: Asteraceae	Aphids Recorded on Cultivated Plants in Norway 1946-1962, Fjelddalen, J., 1964	/Animalia/Arthropoda/Insecta/Hemiptera/Aphididae/Brachycaudus (Prunaphis) cardui/	Brachycaudus (Prunaphis) cardui	an aphid					Foodplant / sap sucker		Foreign	/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Tripleurospermum inodorum/	Tripleurospermum inodorum	scentless mayweed
		sucks sap of			Senecio vulgaris	Groundsel	Asterales: Asteraceae	Aphids Recorded on Cultivated Plants in Norway 1946-1962, Fjelddalen, J., 1964	/Animalia/Arthropoda/Insecta/Hemiptera/Aphididae/Brachycaudus (Prunaphis) cardui/	Brachycaudus (Prunaphis) cardui	an aphid					Foodplant / sap sucker		Foreign	/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Senecio vulgaris/	Senecio vulgaris	groundsel
		sucks sap of			Carduus crispus	Welted Thistle	Asterales: Asteraceae	Aphids Recorded on Cultivated Plants in Norway 1946-1962, Fjelddalen, J., 1964	/Animalia/Arthropoda/Insecta/Hemiptera/Aphididae/Brachycaudus (Prunaphis) cardui/	Brachycaudus (Prunaphis) cardui	an aphid					Foodplant / sap sucker		Foreign	/Plantae/Tracheophyta/Magnoliopsida/Asterales/Asteraceae/Carduus crispus/	Carduus crispus	welted thistle
		causes gall of leaf			Prunus	plums, cherries and laurels, planted cherry	Rosales: Rosaceae	Provisional Keys to British Plant Galls, Stubbs, F.B. (Editor), 1986	/Animalia/Arthropoda/Insecta/Hemiptera/Aphididae/Brachycaudus (Prunaphis) cardui/	Brachycaudus (Prunaphis) cardui	an aphid					Foodplant / gall			/Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Prunus/	Prunus	plums, cherries and laurels, planted cherry			leaf
		causes gall of leaf			Prunus domestica	Wild Plum	Rosales: Rosaceae	Aphids Recorded on Cultivated Plants in Norway 1946-1962, Fjelddalen, J., 1964	/Animalia/Arthropoda/Insecta/Hemiptera/Aphididae/Brachycaudus (Prunaphis) cardui/	Brachycaudus (Prunaphis) cardui	an aphid					Foodplant / gall			/Plantae/Tracheophyta/Magnoliopsida/Rosales/Rosaceae/Prunus domestica/	Prunus domestica	wild plum			leaf

Author & Year	Title	Source
Fjelddalen, J., 1964	Aphids Recorded on Cultivated Plants in Norway 1946-1962	Norsk. Ent. Tidskr. 12: 259-295.
Stubbs, F.B. (Editor), 1986	Provisional Keys to British Plant Galls	95pp, British Plant Gall Society (BPGS)

Brachycaudus cardui (an aphid) may also be included in 'feeds on' relations listed under the following higher taxa:

Brachycaudus
(a genus of aphids)

INSECTA
(true insects)

Brachycaudus cardui (an aphid) may be included in 'fed on by' relations listed under the following higher taxa:

APHIDIDAE
(greenfly)

APHIDOIDEA
(aphids)

HEMIPTERA
(bugs)

INSECTA
(true insects)

HEXAPODA
(insects and other 6-legged organisms)

ARTHROPODA
(arthropods)

ANIMALIA
(animals)

Invertebrates
(Invertebrates)

Taxonomic hierarchy:

Species	Brachycaudus cardui (an aphid)
Genus	Brachycaudus (a genus of aphids)
Family	APHIDIDAE (greenfly)
Superfamily	APHIDOIDEA (aphids)
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)

Brachycaudus cardui is also a member of:
Invertebrates - Invertebrates (via Arthropoda)

NBN

NBN (data.nbn.org.uk) has a distribution map for Brachycaudus cardui (an aphid)

Brachycaudus cardui (an aphid) may be included in identification literature listed under the following higher taxa:

APHIDIDAE
(greenfly)

APHIDOIDEA
(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 Brachycaudus cardui (an aphid):

APHIDIDAE
(greenfly)

APHIDOIDEA
(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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