11. Seashells are admired and collected by conchologists and others for scientific purposes and for their decorative qualities. 12. Emperor Hirohito of Japan also amassed a huge collection, and was a competent and respected amateur conchologist . 13. He took up a position as a conchologist at the Australian Museum in Sydney ( 1924 1944 ). 14. "Xenophora " is also the name of the quarterly magazine of the French Conchologist Association. 15. He was the first local conchologist to make a serious study of the land and Toorak in 1963. 16. Thomas Say ( 1787 & ndash; 1834 ), a friend of Maclure, was an entomologist and conchologist . 17. Pietschmann named the shark in honor of C . Montague Cooke Jr ., a conchologist at the Bishop Museum. 18. The terms " shell collector " and " conchologist " can be regarded as two distinct categories. 19. The first edition went on sale at the 1997 Conchologists of America ( COA ) convention in Captiva Island, Florida. 20. Not all shell collectors are conchologists ; some are primarily concerned with the aesthetic value of shells instead of their scientific study.