Trigonaspis baetica Nieves-Aldrey, 1989
one, often more, elongate-starlike gall at the underside of a leaf, lengthwise attached to a thick vein; the end points are free. The longest axis is about 3 mm long. The surface has irregular ridges and is white-hairy.
Fagaceae, narrowly monophagous
Quercus canariensis, lusitanica.
only the agamous generation is known.
Nieves-Aldrey (1989a, 2001a).