Phytomyza rydeni [Diptera: Agromyzidae]

Phytomyza rydeni Hering, 1934
[Diptera: Agromyzidae]

Phytomyza rydeni Hering, 1934a. Z. PflKrankh. 44: 68.
Phytomyza (Napomyza) bohemanni Ryden, 1951b. Ent. Tijdschr. 72(1-2): 174, as a var. of aconitophila.Phytomyza rydeni Hering, 1934a; Spencer, 1972. Handbk ident. Br. Ins. 10(5g): 95, 96 (fig. 324), 119.
Phytomyza rydeni Hering, 1934a; Spencer, 1976. Fauna ent. Scand. 5(1): 490-2, fig. 861-2
Phytomyza rydeni Hering, 1934a; Spencer, 1990. Host specialization in the World Agromyzidae (Diptera) : 22, 43, 45 (fig. 168).

Mine of Phytomyza rydeni on Ranunculus acris. Image: Willem Ellis (Source: Bladmineerders van Europa)

Mine of Phytomyza rydeni on Ranunculus acris
Image: Willem Ellis (Bladmineerders van Europa)

Leaf-mine: Larva forms a primary blotch at the tip of a leaf segment (Spencer, 1976: 491).

A brown primary blotch that may occupy an entire leaf segment. Frass dispersed. Primary and secondary feeding lines well visible. Pupation within the mine (Bladmineerders van Europa).

Larva: The larva is described by de Meijere (1937) and illustrated in (Bladmineerders van Europa).

Puparium: Details unknown.

Hosts in Britain:

Ranunculaceae
Ranunculus	acris	Meadow Buttercup	Spencer, 1972: 119

Hosts elsewhere:

Ranunculaceae
Ranunculus			Spencer, 1990: 21
Ranunculus	acris	Meadow Buttercup	Spencer, 1976: 491
Ranunculus	acris	Meadow Buttercup	Bladmineerders van Europa

Time of year - mines: Larvae in July-August (Hering, 1957); mid October (Bladmineerders van Europa).

Time of year - adults: Unknown.

Distribution in Great Britain and Ireland: Banff (Glen of Drumloch) and Inverness (Nethy Bridge) (Spencer, 1972: 95).

NBN Grid map:

No map

Distribution elsewhere: Widespread in continental Europe including Denmark, Sweden (Spencer, 1976: 491), The Netherlands (Bladmineerders van Europa), Estonia, Germany, Lithuania and Poland (Martinez in Fauna Europaea).

NBN interactive distribution map(s) of known host species in Great Britain and Ireland and elsewhere:

Ranunculus acris

Parasitoids in Britain and elsewhere:

Chrysocharis entedonoides (Walker, 1872)

Hymenoptera: Eulophidae


External links:	Search the internet:
Biodiversity Heritage Library Bladmineerders van Europa British leafminers Encyclopedia of Life Fauna Europaea [127845] NBN Gateway	Find using Google Find using Google Scholar Find images using Google


	Last updated 26-Jan-2012 Brian Pitkin