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55 trapeliales species
Xylographa septentrionalis
Xylographa soralifera
Xylographa stenospora
Trapeliopsis glaucolepidea
Rimularia gibbosa
Lambiella arenosa
Trapelia corticola
Xylographa disseminata
Placopsis parellina
Trapeliopsis congregans
Lithographa tesserata
Placopsis cribellans
Placynthiella dasaea
Placynthiella hyporhoda
Rimularia paradoxa
Trapeliopsis bisorediata
Trapeliopsis steppica
Trapeliopsis wallrothii
Lignoscripta atroalba
Placynthiella knudsenii
Lambiella caeca
Lambiella furvella
Rimularia actinostoma
Trapelia stipitata
Xylographa bjoerkii
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