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Diversity of Atlantic Coastal Plain Mollusks Since the Pliocene
- W. Allmon, G. Rosenberg, R. Portell, K. Schindler
- Environmental Science, GeographyScience
- 11 June 1993
A compilation of gastropod species from Plio-Pleistocene faunas of the United States Atlantic coastal plain and from Recent western Atlantic faunaas indicates that regional diversity has not changed since the Pliocene.
Animal-plant relationships and paleobiogeography of an Eocene seagrass community from Florida
An excellent example of a preserved seagrass community occurs in the late Middle Eocene Avon Park Formation of west-central, peninsular Florida. This fossil assemblage provides some of the first…
Changes in invertebrate taxa at two pre-Columbian sites in southwestern Jamaica, AD 800–1500
Oldest West Indian land mammal: rhinocerotoid ungulate from the Eocene of Jamaica
Spider crabs of the Western Atlantic with special reference to fossil and some modern Mithracidae
- A. Klompmaker, R. Portell, Aaron T. Klier, Vanessa Prueter, Alyssa L. Tucker
- Environmental Science, GeographyPeerJ
- 1 October 2015
It is quantitatively shown that these crabs possess allometric growth in that length/width ratios drop as specimens grow, a factor that is not always taken into account while describing and comparing among taxa.
Miocene sharks in the Kendeace and Grand Bay formations of Carriacou, The Grenadines, Lesser Antilles
- R. Portell, G. Hubbell, S. Donovan, Jeremy L. Green, D. Harper, R. Pickerill
- Environmental Science, Geography
Abstract. The Miocene chondrichthyan fauna from the Kendeace and Grand Bay formations consists of five species which have been identified from the remains of teeth. These are Carcharias taurus…
Decapod crustaceans from the Neogene of the Caribbean: diversity, distribution and prospectus
The Neogene decapod crustaceans are reviewed from Aruba, Bonaire and Curacao, Anguilla, Barbados, Carriacou, Costa Rica, Cuba, Florida, Hispaniola, Jamaica, Mexico, Panama, Puerto Rico, St. Kitts, Tintamare Island, Trinidad and Venezuela.
Checklist of fossil decapod crustaceans from tropical America. Part I: Anomura and Brachyura
A detailed, up-to-date, and revised checklist for every marine, terrestrial, or freshwater fossil decapod crustacean occurrence from tropical America known to us, including their age, geographic occurrences, and related literature is presented.
FIRST REPORT OF COSTACOPLUMA COLLINS AND MORRIS, 1975 (DECAPODA: BRACHYURA: RETROPLUMIDAE) FROM THE EOCENE OF ALABAMA, U.S.A.
Abstract Nine specimens of retroplumid crabs collected from the late early or early middle Eocene Tallahatta Formation in southern Alabama form the basis for description of a new species,…
Lower Miocene echinoderms of Jamaica, West Indies
Despite being diverse globally, Miocene echinoids are poorly known from Jamaica. Moderately diverse echinoids and other echinoderms have been identified mainly from fragmentary specimens collected…