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56 Šn/3001-sep.
HOWELL, Benjamin Franklin
Correlation of middle Cambrian faunas of North America / Benjamin Franklin Howell. -- 8 s. : il. -- In: Journal of Paleontology. -- ISBN Vol. 12, No. 3. -- s. 295-297. -- 1938
paleontologie
kambrium
fauna
Severní Amerika
Paradoxides
fosilie
USA
56
66788
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