Bibliography and Index of the Sirenia and Desmostylia  

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"Portell, Roger W."

Portell, Roger W.: SEE Ivany et al., 1990. (detail)
x
 
 Ivany, Linda C.; Portell, Roger W.; Jones, Douglas S. (detail)
   
1990
Animal-plant relationships and paleobiogeography of an Eocene seagrass community from Florida.
Palaios 5(3): 244-258. 10 figs. "June 1990" (mailed Oct. 9, 1990).
–Facsimile repr.: Florida Pal. Soc. Newsletter 8(1), Winter 1991. Describes plant and invertebrate fossils from a Middle Eocene seagrass bed in the Avon Park Formation, and notes their association with remains of Protosiren and cheloniid sea turtles. Discusses the Tethyan distribution patterns of these organisms, and hypothesizes that Late Pliocene cooling eliminated Thalassodendron and Cymodocea from the Caribbean.
x
 
 Morgan, Gary S.; Portell, Roger W. (detail)
   
1996
The Tucker Borrow Pit: paleontology and stratigraphy of a Plio-Pleistocene fossil site in Brevard County, Florida.
Papers in Florida Paleontology No. 7: 1-24. 2 tabs. 7 figs. April 1996.
–Mentions indeterminate sir. remains, probably reworked from the Late Pliocene Nashua Formation (m11).
x
 
 Portell, Roger W. (detail)
   
1997
Jamaica's treasures unearthed!
Florida Museum Associates Quarterly, Summer 1997: 4-7, 14. 7 figs.
–Pop. acc. of collecting prorastomid sirs. and other fossils in the Eocene of Jamaica.
 
 
 Portell, Roger W.; Donovan, Stephen K.; Domning, Daryl Paul (detail)
   
2001
EarlyTertiary vertebrate fossils from Seven Rivers, Parish of St. James, Jamaica, and their biogeographical implications. Chap. 13 in: C.A. Woods & F.E. Sergile (eds.), Biogeography of the West Indies: patterns and perspectives. Ed. 2.
Boca Raton (Florida), CRC Press (582 pp.): 191-200. 4 figs.
 
 
 Donovan, Stephen K.; Portell, Roger W.; Domning, Daryl Paul (detail)
   
2007
Contrasting patterns and mechanisms of extinction during the Eocene-Oligocene transition in Jamaica. Chap. 8 in: W. Renema (ed.), Biogeography, time, and place: distributions, barriers, and islands.
Dordrecht, Springer (xii + 414): 247-273. 9 figs.
–Pezosiren portelli and other sirs.; 248, 259-261, 265.
Daryl P. Domning, Research Associate, Department of Paleobiology, National Museum of Natural History, Smithsonian Institution, Washington, D.C. 20560, and Laboratory of Evolutionary Biology, Department of Anatomy, College of Medicine, Howard University, Washington, D.C. 20059.
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