Traits name details
original description
(of ) Say T. (1818). Account of two new genera, and several new species, of fresh water and land snails. <em>Journal of the Academy of Natural Sciences of Philadelphia.</em> 1: 276-284., available online at http://biodiversitylibrary.org/page/24680546 page(s): 283 [details]
basis of record
Say, T. (1819). Conchology. In: Third American Edition of Nicholson's British Encyclopedia, or Dictionary of arts and sciences, illustrated by upwards of 180 elegant engravings. Mitchell, Ames and White; Philadelphia. 4: 20 pp., plates 1-4, available online at http://biodiversitylibrary.org/page/23205027 page(s): [10] [details]
|