Sorry, the article you're looking for isn't specifically available. Here are related topics:
Friginatica Hedley, 1916 Glossaulax Pilsbry, 1929 Hypterita Woodring, 1957 Kerguelenatica Powell, 1951 Laguncula Benson, 1842 Lunatia Gray, 1847 Mammilla Schumacher...