Lea, I. (1841). Description of nineteen new species of Colimacea. Transactions of the American Philosophical Society. 7(3): 455–465, pls. 11, 12 [taxa herein originally described in 1840 - see article with same title].
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Lea, I.
1841
Description of nineteen new species of Colimacea
Transactions of the American Philosophical Society
7(3): 455–465, pls. 11, 12 [taxa herein originally described in 1840 - see article with same title]