Doris adrianae sp. nov. (Heterobranchia; Nudibranchia; Doridina) from the Galician coasts (NW Iberian Peninsula).

Abstract
 A new species of dorid nudibranch, Doris adrianae sp. nov. is described, from the Ría de Ferrol (NW Iberian Peninsula) on rocky bottoms, between 11 and 20 m deep, where sponge Polymastia boletiformis (Lamarck, 1815) which it feeds common. The oval-shaped yellow to yellow-orange in colour, with back covered by rounded tubercles various sizes, reinforced tegumentary spicules. It characterised numerous integumentary fusiform calcareous spicules, mainly grouped multispicular bundles that give a complex very dense skeletal structure, giving animal great consistency without losing flexibility. In addition, differs other known genus Linnaeus, 1758 external internal characters, colouring body, characters radula digestive reproductive systems. also presents marked genetic distance barcode fragment (cox1-5') Doris.