A very rare teratological observation in Monachoides incarnatus (O.F. Müller, 1774) (Gastropoda: Hygromiidae), a "unicorn snail"
Delcourt, J.; Leclercq, M.; Vilvens, C. (2019). A very rare teratological observation in Monachoides incarnatus (O.F. Müller, 1774) (Gastropoda: Hygromiidae), a "unicorn snail". Novapex (Jodoigne) 20(4): 127-135
In: Novapex (Jodoigne). Société Belge de Malacologie: Bruxelles. ISSN 1375-7474