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Cymopolia perkinsi JOHNSON 1968
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B. Granier
(Feb-2000) |
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Dasycladaceae (Neomereae (Cymopoliinae)) |
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Type
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« Type slide »: BFP-6367I (Bob F. PERKINS
Collection) = PF-9B (« broken »)
« Type specimen »
(JOHNSON 1968: Pl. 4, fig. 5): BFP-6430P (Bob F. PERKINS Collection)
= MR-10-C (« broken »), U.S.N.M. ?, J.H. JOHNSON Collection,
Division of Paleobotany, U.S. National Museum, Washington D.C.
(United States of America) |
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« Type specimen » from
JOHNSON (1968 : Pl. 4, fig. 5) |
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Type Locality
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« Type slide »: NW Ozona, Crocket County,
Texas (United States of America)
« Type specimen »: E Bakersfield, E Pecos
County, Texas (United States of America) |
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Stratum Typicum
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Cenomanian
(« Buda Limestone ») |
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More Pictures
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Synonymy
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1968
Cymopolia perkinsi n.
sp.- Johnson,
p. 20-21, Pl. 3, fig. 6-7; Pl. 4, fig. 5
1978
Cymopolia perkinsi.-
BASSOULLET et alii, p. 81-82, Pl.
40, fig. 2, from Johnson (1968
: Pl.
4, fig. 5) |
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Original Description
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« Thallus segmented, segments cylindrical
with rounded ends. Large central stem, diameter 825-1062µ. Primary
branches 64-83µ in diameter, cylindrical, lomg relatively straight.
Tufts of secondary branches 42-63µ thick. Sporangia ovoid,
diameters 130-170µ and 145-260µ high.
Detailed dimensional data given in table
7. » (JOHNSON 1968). |
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Geographic Distribution
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U.S.A.
/ Texas (JOHNSON 1968) |
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Stratigraphic Range
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Cenomanian
(JOHNSON 1968) |
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Remarks
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None |
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References
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BASSOULLET, J.-P., BERNIER, P., CONRAD, M.A., DELOFFRE,
R., & JAFFREZO, M. (1978) -
Les Algues Dasycladales du Jurassique et du Crétacé.
Géobios, Lyon, Mémoire spécial 2, 330 p., 40 pl. h.-t. (1-40).
JOHNSON, J.H. (1968) -
Lower Cretaceous Algae from Texas. Professional Contributions of the
Colorado School of Mines, N° 4, Golden, vii + 71 p., 12 pl. (1-2).
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Additional References
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brought to you by B. Granier
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