Terrestrial molluscs of Cabo Delgado and adjacent inland areas of north-eastern Mozambique Author Muratov, Igor V. text African Invertebrates 2010 2010-12-31 51 2 255 255 http://www.bioone.org/doi/abs/10.5733/afin.051.0203 journal article 10.5733/afin.051.0203 2305-2562 10268367 Limicena nyasana (Smith, 1899) Fig. 18 Buliminus ( Conulinus ) nyasanus : Smith 1899: 586 , pl. 33, figs 41, 42 (Nyika Plateau, Mount Chiradzulu and Zomba Plateau; 21× 15 mm ). A widespread but not very common species, with a general distribution from southern Tanzania to southern Zambia , Malawi ( type localities) and Mozambique . Found at one station on Cabo Delgado . Differs from the three preceding species of Cerastidae by the wider bulimoid shell with a cylindrical umbilicus, and by the characteristic protoconch sculpture of seven strong spiral ridges well illustrated by Mordan (1998: 62 , fig. 3) .