Three new South American land snails (Stropho-cheilus, Thaumastus, Drymaeus)Published in Nautilus, in 1949, in volume 62, pages 113-115New marine mollusks of Florida and the BahamasPublished in Nautilus Philadelphia, in 1949, in volume 63, pages 9-15
New marine mollusks of Florida and the BahamasPublished in Nautilus Philadelphia, in 1949, in volume 63, pages 9-15