MolluscaBase source details
Pratt, W. L., Jr. (1964). Two eastern land snails new to Texas. The Nautilus. 78(1): 31-32.
466490
Pratt, W. L., Jr.
1964
Two eastern land snails new to Texas
The Nautilus
78(1): 31-32
Publication
Date
action
by
Anguispira alternata crassa B. Walker, 1928 accepted as Anguispira alternata (Say, 1817) (basis of record)
Haplotrema concavum (Say, 1821) (additional source)
Haplotrema concavum (Say, 1821) (additional source)