Paracantha

Coquillett, 1899

Species Guides

3

Paracantha is a of tephritid fruit flies comprising ten described . The genus is distinguished by its association with thistle flower as larval development sites. At least one species, Paracantha gentilis, has been studied in detail and exhibits a with larvae developing as seed within Cirsium flower heads. emerge in early summer to mate and oviposit into developing flower heads.

Paracantha culta P1090481a by 
xpda. Used under a CC BY-SA 4.0 license.Paracantha culta P1300738b by 
xpda. Used under a CC BY-SA 4.0 license.Paracantha culta P1300749a by 
xpda. Used under a CC BY-SA 4.0 license.

Pronunciation

How to pronounce Paracantha: //ˌpærəˈkænθə//

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Images

Habitat

Flower of Cirsium (thistle) plants; association documented for Paracantha gentilis, with other likely sharing similar plant relationships.

Seasonality

activity in early summer; larvae overwinter in dried flower .

Diet

Larvae feed on floret tissues and seeds within thistle flower .

Host Associations

  • Cirsium - larval thistles; flower serve as development site and food source

Life Cycle

; larvae overwinter in dried flower ; emerge early summer; laid in developing flower heads; larval development occurs within flower heads.

Ecological Role

Seed of Cirsium thistles; may influence thistle through seed consumption.

Sources and further reading