Druon hansoni Pujade-Villar, sp. nov.

Gall (Fig. 68). Brown fluffy gall on the midrib on the underside of leaves, cluster of a few cells.

Biology. Only the asexual generation is known, which induces woolly leaf galls on Q. oleoides (Section Virentes). Galls mature in April; adults emerged shortly afterwards under laboratory conditions.

Distribution. Costa Rica: Guanacas, Parque Nacional Santa Rosa.

Quercus oleoides Schltdl. & Cham. Morphotype Qu_ol_2 (Figure 4I). Gall description: Globular shape, orange and brown, induced on the underside of the leaf, hairy epidermis. Gall inducer: unknown. Parasitoids/Inquilines: unknown. Plant description: Small tree, nearly 5 m tall, by the side of the road. Alternate, simple leaves, with entire margin, underside heavily pubescent. Location: Guanacaste, Liberia, Nacascolo. Lookout point between the main entrance of the Santa Rosa National Park and La Casona, old secondary forest area. Coordinates/Altitude: 10,85648 N 85,6106 W, 623 m. Registry comments: First gall morphotype record for Guanacaste Conservation Area, Costa Rica, and the world, although a gall on this plant species was reported, without a reference image, by Pascual-Alvarado et al. (2017).