Tetra concava (Keifer, 1939)
on elm
parasite
The mites are vagrants at the upper sides of the leaves, without causing apparent damage.
host plants
Ulmaceae, monophagous
Ulmus “campestris”, minor, procera.
distribution within Europe
references
Denizhan (2011a), Denizhan, Monfreda, de Lillo & Çobanoğlu (2015a), Farkas (1965a), de Lillo (1997a), Ripka (2007a).