Taxonomic Studies on the Hydras of North America. VIII. Description of Two New Species, with New Records and a Key to the North American Hydras
1963 ◽
Vol 82
(1)
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pp. 6
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Keyword(s):
Keyword(s):
1978 ◽
Vol 110
(S106)
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pp. 1-20
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1964 ◽
Vol 21
(5)
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pp. 933-939
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Keyword(s):
1994 ◽
Vol 31
(6)
◽
pp. 919-942
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Keyword(s):
1982 ◽
Vol 72
(4)
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pp. 229-255
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Keyword(s):
Keyword(s):