| abstract | Eriophyid Studies XXVIII describes 15 new species of these mites, of which eleven are from the Maryland-Virgina area: Anthocoptes bakeri new species, a rust mite on honey locust, Gleditsia triacanthos; Aculus nigrus new species , a rust mite on black walnut, Juglans nigra; Aculus grandidentatus new species, a leaf vagrant on bigtooth aspen, Populus grandidentata; Tetra liriodendronis new species, a leaf vagrant on tulip tree, Liriodendron tulipifera; Tetra robiniae new species, a rust mite on black locust, Robinia pseudoacacia; Cecidophyes quarcialbae new species, a leaf vagrant on white oak, Quercus alba; Acaricalus ilexopacae new species, a leaf vagrant on holly, Ilex opaca; Rhyncaphytoptus saccharini new species, leaf vagrant on silver maple, Acer saccharinum; Rhyncaphytoptus albus new species, leaf vagrant on white oak; Rhyncaphytoptus atlanticus new species, leaf vagrant on american elm, Ulmus americana; diptacus flocculentus new species, a leaf vagrant on flowering dogwood, Cornus florida. Two species are described from South America: Phyllocoptes bouganvilleae new species, a leaf edgeroller on Bouganvillea spectabilis; and Dichopelmus notus new genus and species, a rust mite on Yerba Maté, Ilex paraguariensis. Two new rust mites are described from Citrus in India: Floracarus fleschneri new species, on Citrus regiculata (mandarin orange); and Diptilomiopus assamica new species, on lemon, Citrus limonia. In addition Aculus pelekassi K., originally described from Greece is listed as occurring on Citrus in Thailand, and a short summary of the known Citrus rust mites is included. |