Coronilla, crown vetch

Incl. Securigera.

1a corridor or blotch => 2

1b fleck mine => 13

1c galls, etc => 100

2a mine full depth; larva with chitinised head => 3

2b mine upper-surface; larva a maggot => 10

3a the larvae mine only briefly, later they live free among spun plant parts => 4

3b the larve mine till shortly before pupation => 8

4a the mines contain silk => 5

4b no silk in the mine => 6

5a larva: behind/below the anus a chitinous comb: Cnephasia asseclana

5b anal comb absent: Cnephasia stephensiana

6a larva whitish, with severel reddish length lines e wittig, een aantal roodachtige lengetelijnen: Syncopacma cincticulella

6b no reddish length lines => 7

7a larva: head black: Aproaerema anthyllidella

7b head brown: Syncopacma vinella

8a corridor widening into a blotch => 9

8b blotch, without a trace of a preceding corridor: Leucoptera lotella

9a transition from galley to blotch abrupt: Trifurcula cryptella

9b transition gradual: Trifurcula ortneri

10a frass in a broad central green band with minute black grains at either side: Liriomyza congesta

10b frass in lumps or thread fragments, no central green band => 11

11a corridor, widening into a blotch => 12

11b corridor from start to end (sometimes merging into a secondary blotch): Liriomyza bryoniae

12a large section of the corridor closely following the leaf margin: Phytoliriomyza variegata

12b corridor (presumably!) independent of the leaf margin: Liriomyza coronillae

13a case helicoidal; opening in the mine not neatly round, relatively large: Apterona helicoidella

13b case more or less straight; opening precisely round, relatively small => 14

14a tubular silken case: Coleophora coronillae

14b sheat case: Coleophora fuscociliella

14c pistol case: Coleophora vicinella

14d tubular leaf case: Coleophora flaviella

14e composite leaf case: Coleophora sisteronica

14f lobe case: Coleophora colutella

100a Nematoda => 101

100b Acari => 102

100c Coleoptera => 103

100e Diptera => 104

100f Hemiptera => 105

100d Hymenoptera => 106

100g rust fungi => 107

100h smut fungi => 108

100i powdery and downy mildews => 109

100j other causers => 110

102 – Acari

102a Eriophyidae: ? Aceria plicator; Aculus coronillae

103 – Coleoptera

103a Apionidae: Catapion pubescens; Hemitrichapion andalusicum

105 – Hemiptera

105a Diaspididae: Planchonia arabidis

107 – rust fungi

107a Pucciniaceae: Uromyces coronillae

109 – powdery and downy mildews

109a Erysiphaceae: Erysiphe trifoliorum; Leveillula papilionacearum

109b Peronosporaceae: Peronospora coronillae, coronillae-minimae, coronillicola

110 – other causers

110a Bacteria, Rhizoboaceae: Rhizobium leguminosarum

Not included in the key: Agromyza nana; Coleophora acrisella, oriolella (no leafminer), trifariella; Liriomyza strigata.

10/08/2016