Cobb, N. A. (1911). The North American free-living fresh-water nematodes : Contributions to a science of nomatology, 2. Transactions of the American Microscopical Society. 33:(69-119).
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Cobb, N. A.
1911
The North American free-living fresh-water nematodes : Contributions to a science of nomatology, 2.
Transactions of the American Microscopical Society