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Science 28 September 2001:
Vol. 293. no. 5539, pp. 2401 - 2404
DOI: 10.1126/science.1063789


Summary
Full Text 		Measuring Past Biodiversity
Jeremy B. C. Jackson and Kenneth G. Johnson


Supplementary Material

Supplemental Table 1.
Sepkoski
global genera		Panama Paleontology Project
Number of generaProportion of globalNumber of occurrencesNumber of specimensNumber of collections
scleractinians159490.308433--109
cheilostomes260750.288122926984145
bivalves8601900.221234544058149
gastropods16123590.223441639657153
total28916730.2338423110699344

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Science. ISSN 0036-8075 (print), 1095-9203 (online)