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20211120182731.0 |
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| 008 |
141123s1976 dcuaf ob f001 0 eng c |
| 035 |
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|a (OCoLC)ocn896810485
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| 040 |
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|a COP
|b eng
|e rda
|e pn
|c COP
|d OCLCO
|d OCLCF
|d GPO
|d MvI
|d UtOrBLW
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| 042 |
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|a pcc
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| 043 |
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|a n-usp--
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| 049 |
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|a WWW
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| 074 |
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|a 0624 (online)
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| 086 |
0 |
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|a I 19.16:934
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| 100 |
1 |
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|a Mamay, Sergius H.,
|d 1920-
|e author.
|0 http://id.loc.gov/authorities/names/no98093517
|
| 245 |
1 |
0 |
|a Paleozoic origin of the cycads /
|c by Sergius H. Mamay.
|
| 264 |
|
1 |
|a Washington :
|b United States Department of the Interior, Geological Survey,
|c 1976.
|
| 300 |
|
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|a 1 online resource (iii, 48 pages, 5 unnumbered pages of plates) :
|b illustrations.
|
| 336 |
|
|
|a text
|b txt
|2 rdacontent
|
| 337 |
|
|
|a computer
|b c
|2 rdamedia
|
| 338 |
|
|
|a online resource
|b cr
|2 rdacarrier
|
| 490 |
1 |
|
|a Geological Survey professional paper ;
|v 934
|
| 500 |
|
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|a Title from title screen (viewed October 6, 2014).
|
| 500 |
|
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|a "Megasporophylls and associated plant parts from the Upper Pennsylvanian and Lower Permian rocks of the southwestern United States are interpreted as a lineage of cycads, derived from the pteridosperms. Cycadean foliage is thought to be derived from Paleozoic taeniopterids."
|
| 504 |
|
|
|a Includes bibliographical references (pages 44-46) and index.
|
| 648 |
|
7 |
|a From 230 to 570 million years ago
|2 fast
|
| 650 |
|
0 |
|a Cycads, Fossil.
|0 http://id.loc.gov/authorities/subjects/sh85035050
|
| 650 |
|
0 |
|a Paleobotany
|y Paleozoic.
|0 http://id.loc.gov/authorities/subjects/sh85097042
|
| 650 |
|
0 |
|a Paleobotany
|z West (U.S.)
|
| 650 |
|
7 |
|a Cycads, Fossil.
|2 fast
|0 (OCoLC)fst00885814
|
| 650 |
|
7 |
|a Paleobotany.
|2 fast
|0 (OCoLC)fst01051324
|
| 650 |
|
7 |
|a Paleozoic Geologic Period.
|2 fast
|0 (OCoLC)fst01353937
|
| 651 |
|
7 |
|a Southwest, New.
|2 fast
|0 (OCoLC)fst01244556
|
| 710 |
2 |
|
|a Geological Survey (U.S.),
|e issuing body.
|0 http://id.loc.gov/authorities/names/n80092173
|
| 776 |
0 |
8 |
|i Print version:
|a Mamay, Sergius H., 1920-.
|t Paleozoic origin of the cycads
|w (DLC) 76014384
|w (OCoLC)2283844
|
| 830 |
|
0 |
|a Geological Survey professional paper ;
|v 934.
|0 http://id.loc.gov/authorities/names/n42012105
|
| 856 |
4 |
0 |
|u https://purl.fdlp.gov/GPO/gpo89675
|t 0
|
| 999 |
f |
f |
|s 7a2ef1a8-a877-33b3-8995-9ee9617c6c3d
|i fd894b3e-a5eb-343a-913c-92e82b2e1fa2
|t 0
|
| 952 |
f |
f |
|a Texas A&M University
|b College Station
|c Electronic Resources
|d Available Online
|t 0
|e I 19.16:934
|h Superintendent of Documents classification
|
| 998 |
f |
f |
|a I 19.16:934
|t 0
|l Available Online
|