1. There have been many prominent conchologists in the past two centuries. 2. Cephalopod shell diameter is of interest to teuthologists and conchologists alike. 3. Latchford was also an amateur conchologist specializing in fresh water molluscs. 4. Abbott was one of the most prominent conchologists of the 20th century. 5. He was also a distinguished conchologist , specialising in classifying cowrie shells. 6. R . Tucker Abbott was the most prominent conchologist of the 20th century. 7. He developed a career as a professional freelance conchologist . 8. He was an active member of the American Malacological Union and Conchologists of America. 9. However, because of their minute size, micromollusks often go unnoticed by conchologists . 10. The type specimens were collected by amateur conchologist Mr . Kiheizi Oosima in 1938.
