Results 141 to 150 of about 100,647 (306)
: The use of gastropod shells by hermit crabs is determined by the availability of shells in the environment or through selection for size and volume. This study analyzed patterns in the use of shells by Dardanus insignis (Saussure, 1858).
Israel Fernandes Frameschi+5 more
doaj
Distribution and Status of Rare and Endangered Mussels (Mollusca: Margaritiferidae, Unionidae) in Arkansas [PDF]
Knowledge of the distribution and population status of freshwater bivalves occurring in Arkansas has increased markedly during the past decade. Sufficient data has become available to delineate species which are rare and/or endangered within the state ...
Gordon, Mark E., Harris, John L.
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Invertebrates show great diversity in their responses to neural damage. Numerous invertebrate phyla, including gastropods, can replace all or a portion of their nervous systems.
Alessio Alesci+5 more
doaj +1 more source
II. On some New Species of Nudibranchiate Mollusca from the Eastern Seas. [PDF]
Cuthbert Collingwood
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Yorkshire Fossil Mollusca [PDF]
The organisms which in past ages inhabited salt or fresh water, are as one might expect, those which are preserved in the greatest numbers and in the best condition in the sedimentary rocks. The factors which appear to have favoured the preservation of marine and fluviatile animals as fossils, in quantity and variety, are:— 1.
openaire +2 more sources
Ocorrência de Achatina fulica no Vale do Paraíba, Estado do Rio de Janeiro, Brasil
Registrou-se no município de Resende, Estado do Rio de Janeiro, Brasil, a primeira ocorrência do molusco Achatina fulica hospedeiro intermediário de Angiostrongylus cantonensis, causador da angiostrongilíase meningoencefálica. Em cinco bairros visitados,
Maurício Carvalho de Vasconcellos+1 more
doaj
THE Hon. J. W. Powell, the Director of the Geological Survey in the United States, continues his valuable contributions to scientific knowledge by the publication of his annual reports; and the volume which is now before us forms part of the Report for 1881–82. A Review of the Non-Marine Fossil Mollusca of North America. By Charles A.
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Novi prilozi poznavanju alohtone faune mekušaca uzduž ciparske obale: novi stražnjoškržnjaši u ciparskoj fauni [PDF]
The finding of some alien opisthobranchia previously unknown from Cyprus confirms that Indo-Pacific alien species are spreading at an increasing rate in the Levantine Sea. This work reports on the occurrence of four new alien species recorded in the form
Argyro ZENETOS, Louis TSIAKKIROS
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Pigments of Nudibranchiate Mollusca [PDF]
LAST summer, on the coast of California, I had occasion to study three species of the beautiful genus Chromodoris, all of them hitherto undescribed. Technical descriptions have been sent for publication elsewhere, but the purpose of the present note is to call attention to the interesting pigments possessed by these animals, C. universitatis (so called
openaire +3 more sources