Download fulltext pdf download fulltext pdf download fulltext pdf. The biodiversity heritage library works collaboratively to make biodiversity literature openly available to the world as part of a global biodiversity community. Opisthobranchia synonyms, opisthobranchia antonyms. The opisthobranchiata of south africa by bergh, rudolph, 18241909. Additions to the panamic province opisthobranchia mollusca. Opisthobranchia contain algal chloroplasts within the cells of their digestive gland and maintain. Opisthobranch definition, any gastropod mollusk of the order opisthobranchia, as the sea slugs, sea butterflies, and sea hares, characterized by a vestigial or absent mantle and shell and two. Phylogenetic relationships within the phyllidiidae opisthobranchia. The pdf file you selected should load here if your web browser has a pdf reader plugin installed for example, a recent version of adobe acrobat reader if you would like more information about how to print, save, and work with pdfs, highwire press provides a helpful frequently asked questions about pdfs alternatively, you can download the pdf file. The opisthobranchia find, read and cite all the research you need on researchgate.
Opisthobranchia represents a morphologically diverse group of gastropods occupying a great variety of ecological niches. Itis taxonomy is based on the latest scientific consensus available, and is provided as a general reference source for interested parties. Peter brueggeman, canadian museum of nature kathleen conlan, shawn harper, luke hunt, bruce a miller, rob robbins, and norbert wu. Elysia timida risso, 1818 gastropoda, opisthobranchia. Towards a phylogeny and evolution of acochlidia mollusca. Adobe acrobat reader dc software is the free global standard for reliably viewing, printing, and commenting on pdf documents. Opisthobranchs have a global distribution, but are restricted almost exclusively to marine habitats with the only exception being few freshwater acochlidians. Locomotion in aplysia gastropoda, opisthobranchia journal. Additions to the panamic province opisthobranchia mollusca literature, 1971 to 1990. The shell forms during embryonic and larval development. English for beginners practical english travel english telephone english banking english. Mating behaviour in the sea slug elysia timida opisthobranchia, sacoglossa. Opisthobranchia gastropods having the gills when present posterior to the heart and having no operculum.
Opisthobranchia definition is a large order of euthyneura comprising marine gastropod mollusks having the gills when present posterior to the heart and having no operculum. This tree is based on data obtained by morphological and histological analyses. Download this pdf file the pdf file you selected should load here if your web browser has a pdf reader plugin installed for example, a recent version of adobe acrobat reader. It has been previously reported that many species of the order sacoglossa mollusca. Opisthobranch definition of opisthobranch by the free. Euopisthobranchia is a monophyletic portion of the opisthobranchia as that taxon was traditionally defined but is not a replacement name for that group as several marine opisthobranch orders including nudibranchia, sacoglossa and acochlidiacea are not included. Feb 16, 2005 figure figure3 3 represents a preliminary phylogenetic tree of the opisthobranchia, as well as a few members of the pulmonata and basal heterobranchia. Characters are listed in table 1 see additional file 2 and the data matrix in table 2 see additional file 1. Opisthobranchiate definition of opisthobranchiate by the. Relationship and feeding deterrence to a potential predator on the south. Pdf background in general shellless slugs are considered to be slimy animals with a rather dull. According to phylogenetic analyses, the reduction of the shell correlates with the evolution of defensive strategies.
Download fulltext pdf download fulltext pdf elysia timida risso, 1818 gastropoda, opisthobranchia. Characters are listed in table 1 see additional file 2 and the data matrix in table 2 see additional file. Opisthobranch definition is any of a subclass opisthobranchia of marine gastropod mollusks that have the gills when present posterior to the heart and often lack a shell. The lightmicroscopic structure and ultrastructure of the egg masses of some species of opisthobranchia mollusca, gastropoda are presented and discussed. Opisthobranchia or opisthobranchs are the third large group of snails, apart from prosobranchs and pulmonate snails. Presentation mode open print download current view. An account is given of the ceratiform sacoglossans collected on diving expeditions to the mediterranean shores of yugoslavia and greece during the pe. On the fine structure of opisthobranch egg masses mollusca. Figure figure3 3 represents a preliminary phylogenetic tree of the opisthobranchia, as well as a few members of the pulmonata and basal heterobranchia. Opisthobranchia mollusca, gastropoda more than just slimy slugs. Pdf opisthobranchia mollusca, gastropoda more than just. Opisthobranchia definition of opisthobranchia by the free. This file is licensed under the creative commons attribution 2. Potential key characters in opisthobranchia gastropoda, mollusca.
Opisthobranchs are special in that their gill is located behind the heart, other than the prosobranchs and pulmonate snails, where the respective respiratory organs still are located in front of the heart. Opisthobranchia synonyms, opisthobranchia pronunciation, opisthobranchia translation, english dictionary definition of opisthobranchia. And now, its connected to the adobe document cloud. Opisthobranchia mollusca, gastropoda more than just slimy. Opisthobranchia definition of opisthobranchia by lexico. Nudibranch gastropod molluscs have traditionally been classified with the infraclass opisthobranchia milne edwards, 1848, which consists of. A new species of the genus haminaca has been found in samples from the northern adriatic sea. If you would like more information about how to print, save, and work with pdfs, highwire press provides a helpful frequently asked questions about pdfs. Opisthobranch, any marine gastropod of the approximately 2,000 species of the subclass opisthobranchia. Opisthobranchia mollusca, gastropoda more than just. The phylogeny of nudibranchia opisthobranchia, gastropoda. Information about opisthobranchia in the dictionary, synonyms and antonyms. Opisthobranchia definition of opisthobranchia by the. Opisthobranchia have been redefined by jorger et al.
Opisthobranchia accessscience from mcgrawhill education. Opisthobranchia definition of opisthobranchia by merriam. Opisthobranchia is defined by the lexicographers at oxford dictionaries as a group of mollusks which includes the sea slugs and sea hares. Images from this category should be categorized within cladus. Due to the advantages of the hard, calcifying shell, the mollusca are one of the most successful animal phyla. Species in the family pleurobranchidae have a prominent mantle and an internal shell that becomes reduced or is lost completely in adults. Locomotion in aplysia gastropoda, opisthobranchia, journal of molluscan studies, volume 40, issue 5, 1 august 1973, pages 39940. These gastropods, sometimes called sea slugs and sea hares, breathe either. Opisthobranch definition of opisthobranch by merriamwebster. Evolution of shell loss in opisthobranch gastropods.
Opisthobranchia article about opisthobranchia by the free. Download child taxa of opisthobranchia download species of opisthobranchia search for child taxa of opisthobranchia classification unranked biota kingdom animalia phylum mollusca. Opisthobranchia obsolete a taxonomic subclass within the class gastropoda a polyphyletic taxon including all opisthobranchs. Locomotion in aplysia gastropoda, opisthobranchia, journal of molluscan studies, volume 40, issue 5, 1 august 1973, pages. New species and new records of chromodorids from the red sea heterobranchia, nudibranchia, chromodorididae. Pdf opisthobranchia mollusca, gastropoda more than. Images from this category should be categorized within cladus euthyneura containing cladi nudipleura, euopisthobranchia, panpulmonata or in their subcategories. Opisthobranchia a taxonomic subclass within the class gastropoda a polyphyletic taxon including all opisthobranchs. The life history and diet of the notaspidean opisthobranch pleurobranchaea meckelii leue, 18 were studied using preserved specimens from the north. Diversity and distribution of the gastropoda opisthobranchia. Relationship and feeding deterrence to a potential predator on the southwestern. The phylogeny of nudibranchia opisthobranchia, gastropoda, mollusca reconstructed by three molecular markers. Opisthobranch definition, any gastropod mollusk of the order opisthobranchia, as the sea slugs, sea butterflies, and sea hares, characterized by a vestigial or absent mantle and shell and two pairs of tentacles. Opisthobranchiate synonyms, opisthobranchiate pronunciation, opisthobranchiate translation, english dictionary definition of opisthobranchiate.
1145 382 1321 1566 1586 1381 1593 1204 1361 510 444 325 513 479 120 203 106 1391 468 1374 1452 105 1331 110 740 104 218 808 1043 416 615 404 1177 1042 1438 89 1303