Philereme transversata, the dark umber, is a moth of the Geometridae family. It is found in much of the Palearctic ecozone. The wingspan is 29–37 mm. Variable in colour but generally very constant inmarkings,forewing with all the lines sharply angulated near the costa, the postmedian with an unusually long, double projection at the first radial. The ground-colour is bright ochreous brown or dark brown, the linesdarker, the median band sometimes almost dissolved into lines but oftener more or less solid, at times quiteblackish. — ab. hastedonensis Lamhill. is a melanotic form in which the brown ground-colour of the type formis in a large measure replaced by blackish. Described from Belgium, but occurs also near London. — japanaria Leech is lighter, with the median area of the forewingnot or