Chamaecyparis, Lawson’s Cypress and relatives

fam. Cupressaceae

1a larva: head and anal shield black; pupation outside the mine: Argyresthia trifasciata

1b head and anal shield dark brown; pupation within the mine (infested twigs wilt and fall to the ground!): Argyresthia thuiella

1c galls, etc => 100

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: Epitrimerus insons

104 – Diptera

104a Cecidomyiidae: Cupressatia siskiyou

110 – other causers

110a Bacteria, Rhizobiaceae: Agrobacterium tumefaciens

110b Fungi, Anamorphic Pestalosphaera: Pestalotiopsis monochaetioides

Not included in the key: Argyresthia cupressella, Argyresthia dilectella.

25/11/2014