Pilocrocis bastalis is a moth in the Crambidae family. It was described by Schaus in 1920. It is found in Peru. The wingspan is about 30 mm. The wings are brown with a cupreous tinge. The forewings with a narrow medial hyaline spot across the cell, and a narrower outbent streak below the cell, as well as a narrower fuscous brown streak on the discocellular. There are three postmedial small hyaline spots forming a slightly incurved line cut by veins 6 and 5, and a smaller spot below vein 4. The hindwings are more thinly scaled at the base and along the inner margin. The postmedial hyaline spots are placed as on the forewings and are the same size.