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Diversity and Dynamics of Californian Subtidal Kelp Forests

Michael Graham, Ben Halpern, and Mark Carr

in Food Webs and the Dynamics of Marine Reefs

Published in print:
2008
Published Online:
May 2008
ISBN:
9780195319958
eISBN:
9780199869596
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195319958.003.0005
Subject:
Biology, Aquatic Biology

The chapter describes the geology, oceanography, and patterns of biogeography of the California kelp forests. The structure and biodiversity of the kelp forest food web for all trophic guilds is ... More


Photoperiodism in Mollusks

Hideharu Numata and Hiroko Udaka

in Photoperiodism: The Biological Calendar

Published in print:
2009
Published Online:
May 2010
ISBN:
9780195335903
eISBN:
9780199775446
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195335903.003.0008
Subject:
Biology, Animal Biology

This chapter focuses on photoperiodism in gastropods, particularly terrestrial and freshwater species in the order Pulmonata, in which photoperiodism has been intensively examined. It also suggests ... More


Phylogeny and Evolution of the Mollusca

Winston Ponder (ed.)

Published in print:
2008
Published Online:
March 2012
ISBN:
9780520250925
eISBN:
9780520933705
Item type:
book
Publisher:
University of California Press
DOI:
10.1525/california/9780520250925.001.0001
Subject:
Biology, Animal Biology

This book brings together thirty-six experts on the evolution of the Mollusca to provide an up-to-date review of its evolutionary history. The Mollusca are the second largest animal phylum and boast ... More


Other forms of locomotion in molluscs

G. N. Orlovsky, T. G. Deliagina, and S. Grillner

in Neuronal Control of Locomotion: From Mollusc to Man

Published in print:
1999
Published Online:
March 2012
ISBN:
9780198524052
eISBN:
9780191724497
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198524052.003.0002
Subject:
Neuroscience, Sensory and Motor Systems

This chapter focuses on the other forms of locomotion, such as crawling and swimming, in molluscs. In most species of gastropod molluscs, crawling is the main form of locomotion. However, in addition ... More


Climate change

Tony Hallam

in Catastrophes and Lesser Calamities: The causes of mass extinctions

Published in print:
2004
Published Online:
November 2020
ISBN:
9780198524977
eISBN:
9780191916434
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198524977.003.0010
Subject:
Earth Sciences and Geography, Historical Geology

Unlike the other factors that have been invoked to account for mass extinctions, climate change is manifest to us all, whether we travel from the tropics to the poles ... More


Volcanic activity

Tony Hallam

in Catastrophes and Lesser Calamities: The causes of mass extinctions

Published in print:
2004
Published Online:
November 2020
ISBN:
9780198524977
eISBN:
9780191916434
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198524977.003.0011
Subject:
Earth Sciences and Geography, Historical Geology

Of all the geological phenomena that make an impression on the general public, volcanic eruptions must be the most spectacular. The sight of incandescent lava being ... More


The evolutionary significance of mass extinctions

Tony Hallam

in Catastrophes and Lesser Calamities: The causes of mass extinctions

Published in print:
2004
Published Online:
November 2020
ISBN:
9780198524977
eISBN:
9780191916434
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198524977.003.0013
Subject:
Earth Sciences and Geography, Historical Geology

Darwin was firmly of the opinion that biotic interactions, such as competition for food and space – the ‘struggle for existence’ – were of considerably greater ... More


The Early Cambrian Radiation of Mollusca

Pavel Yu. Parkhaev

in Phylogeny and Evolution of the Mollusca

Published in print:
2008
Published Online:
March 2012
ISBN:
9780520250925
eISBN:
9780520933705
Item type:
chapter
Publisher:
University of California Press
DOI:
10.1525/california/9780520250925.003.0003
Subject:
Biology, Animal Biology

This chapter examines the radiation of the Mollusca during the early Cambrian period. It provides a brief history of the study of ancient molluscs and their systematic interpretation, describes major ... More


Tsunamis

Gerassimos Papadopoulos

in The Physical Geography of the Mediterranean

Published in print:
2009
Published Online:
November 2020
ISBN:
9780199268030
eISBN:
9780191919305
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199268030.003.0031
Subject:
Earth Sciences and Geography, Physical Geography and Topography

According to Imamura (1937: 123), the term tunami or tsunami is a combination of the Japanese word tu (meaning a port) and nami (a long wave), hence long ... More


Patellogastropoda, Neritimorpha, and Cocculinoidea: The Low-Diversity Gastropod Clades

David R. Lindberg

in Phylogeny and Evolution of the Mollusca

Published in print:
2008
Published Online:
March 2012
ISBN:
9780520250925
eISBN:
9780520933705
Item type:
chapter
Publisher:
University of California Press
DOI:
10.1525/california/9780520250925.003.0011
Subject:
Biology, Animal Biology

This chapter examines the phylogeny of the three gastropod clades of Patellogastropoda, Cocculinoidea, and Neritimorpha. It explains that all three taxa are low in species diversity and their ... More


Caenogastropoda

Winston F. Ponder, Donald J. Colgan, John M. Healy, Nützel Alexander, Luiz R.L. Simone, and Ellen E. Mielke

in Phylogeny and Evolution of the Mollusca

Published in print:
2008
Published Online:
March 2012
ISBN:
9780520250925
eISBN:
9780520933705
Item type:
chapter
Publisher:
University of California Press
DOI:
10.1525/california/9780520250925.003.0013
Subject:
Biology, Animal Biology

This chapter examines the evolution of the gastropod clade of Caenogastropoda. It explains that caenogastropods comprise about 60% of living gastropod species and the first records of undisputed ... More


Heterobranchia I: The Opisthobranchia

Heike Wägele, Annette Klussmann Kolb, Verena Vonnemann, and Monica Medina

in Phylogeny and Evolution of the Mollusca

Published in print:
2008
Published Online:
March 2012
ISBN:
9780520250925
eISBN:
9780520933705
Item type:
chapter
Publisher:
University of California Press
DOI:
10.1525/california/9780520250925.003.0014
Subject:
Biology, Animal Biology

This chapter focuses on the marine gastropod clade of Opisthobranchia. It explains that the Opisthobranchia is a major branch of Heterobranchia that include bubble shells, sea hares, and sea slugs. ... More


Heterobranchia II: The Pulmonata

Peter Mordan and Christopher Wade

in Phylogeny and Evolution of the Mollusca

Published in print:
2008
Published Online:
March 2012
ISBN:
9780520250925
eISBN:
9780520933705
Item type:
chapter
Publisher:
University of California Press
DOI:
10.1525/california/9780520250925.003.0015
Subject:
Biology, Animal Biology

This chapter focuses on the Pulmonata, gastropods belonging to the clade Heterobranchia. It explains that the pulmonates include the large majority of land snails and slugs, as well as many ... More


Describing assemblages of sediment-living organisms

John S. Gray and Michael Elliott

in Ecology of Marine Sediments: From Science to Management

Published in print:
2009
Published Online:
November 2020
ISBN:
9780198569015
eISBN:
9780191916717
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198569015.003.0007
Subject:
Earth Sciences and Geography, Oceanography and Hydrology

One of the most fruitful aspects of ecological research is the search for common patterns in the bewildering variability of nature. Given current concerns about global ... More


Diversity

John S. Gray and Michael Elliott

in Ecology of Marine Sediments: From Science to Management

Published in print:
2009
Published Online:
November 2020
ISBN:
9780198569015
eISBN:
9780191916717
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198569015.003.0008
Subject:
Earth Sciences and Geography, Oceanography and Hydrology

In the previous chapter we covered ways of describing samples of benthos, but specifically did not include diversity. We can talk of primary community variables, such ... More


Functional diversity of benthic assemblages

John S. Gray and Michael Elliott

in Ecology of Marine Sediments: From Science to Management

Published in print:
2009
Published Online:
November 2020
ISBN:
9780198569015
eISBN:
9780191916717
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198569015.003.0009
Subject:
Earth Sciences and Geography, Oceanography and Hydrology

Now that we have discussed how assemblages of marine soft sediments are structured, we need to consider functional aspects. There are a few main interrelationships ... More


Phylum Mollusca

Claus Nielsen

in Animal Evolution: Interrelationships of the Living Phyla

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199606023
eISBN:
9780191774706
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199606023.003.0027
Subject:
Biology, Evolutionary Biology / Genetics, Animal Biology

Mollusca is comprised of approximately 200,000 described living species, making it one of the largest animal phyla, and consists of eight living classes that are predominantly marine, with gastropods ... More


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