The occurrence and position of the \xe2\x80\x9dconnecting sac\xe2\x80\x9d in the nasal tract complex of small odontocetes (Mammalia, Cetacea)
The aspects of the \xe2\x80\x9cconnecting sac\xe2\x80\x9d are studied in Lagenorhynchus albirostris, Lagenorhynchus obliquidens, Lagenorhynchus acutus, Tursiops truncatus, Delphinus delphis, Phocoena phocoena, Sotalia guianensis, Stenella coeruleoalba and Stenella frontalis.\nComparing the developme...
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1971
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ftnaturalis:oai:repository.naturalis.nl:505059 2024-02-11T10:05:37+01:00 The occurrence and position of the \xe2\x80\x9dconnecting sac\xe2\x80\x9d in the nasal tract complex of small odontocetes (Mammalia, Cetacea) Schenkkan, E.J. 1971-01-01 application/pdf https://repository.naturalis.nl/pub/505059 unknown https://repository.naturalis.nl/pub/505059 Beaufortia vol. 19 no. 246, pp. 37-43 info:eu-repo/semantics/article 1971 ftnaturalis 2024-01-17T23:25:47Z The aspects of the \xe2\x80\x9cconnecting sac\xe2\x80\x9d are studied in Lagenorhynchus albirostris, Lagenorhynchus obliquidens, Lagenorhynchus acutus, Tursiops truncatus, Delphinus delphis, Phocoena phocoena, Sotalia guianensis, Stenella coeruleoalba and Stenella frontalis.\nComparing the development of the connecting sac in the various species it is found that there are great variations. These variations are also found in the various individuals of the same species. For this reason the importance of this structure in soundproduction is open to doubt.\nThe development of the connecting sac seems to be related to the development of the posterior part of the naso-frontal sac in such a way that, when a large and well developed posterior part of the naso-frontal sac is present, the connecting sac is small. The extreme situation is found is Phocoena phocoena where the posterior part of the naso-frontal sac is very large, while the connecting sac is often found to be reduced or completely absent. Article in Journal/Newspaper Lagenorhynchus albirostris Phocoena phocoena Naturalis Institutional Repository |
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Naturalis Institutional Repository |
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The aspects of the \xe2\x80\x9cconnecting sac\xe2\x80\x9d are studied in Lagenorhynchus albirostris, Lagenorhynchus obliquidens, Lagenorhynchus acutus, Tursiops truncatus, Delphinus delphis, Phocoena phocoena, Sotalia guianensis, Stenella coeruleoalba and Stenella frontalis.\nComparing the development of the connecting sac in the various species it is found that there are great variations. These variations are also found in the various individuals of the same species. For this reason the importance of this structure in soundproduction is open to doubt.\nThe development of the connecting sac seems to be related to the development of the posterior part of the naso-frontal sac in such a way that, when a large and well developed posterior part of the naso-frontal sac is present, the connecting sac is small. The extreme situation is found is Phocoena phocoena where the posterior part of the naso-frontal sac is very large, while the connecting sac is often found to be reduced or completely absent. |
format |
Article in Journal/Newspaper |
author |
Schenkkan, E.J. |
spellingShingle |
Schenkkan, E.J. The occurrence and position of the \xe2\x80\x9dconnecting sac\xe2\x80\x9d in the nasal tract complex of small odontocetes (Mammalia, Cetacea) |
author_facet |
Schenkkan, E.J. |
author_sort |
Schenkkan, E.J. |
title |
The occurrence and position of the \xe2\x80\x9dconnecting sac\xe2\x80\x9d in the nasal tract complex of small odontocetes (Mammalia, Cetacea) |
title_short |
The occurrence and position of the \xe2\x80\x9dconnecting sac\xe2\x80\x9d in the nasal tract complex of small odontocetes (Mammalia, Cetacea) |
title_full |
The occurrence and position of the \xe2\x80\x9dconnecting sac\xe2\x80\x9d in the nasal tract complex of small odontocetes (Mammalia, Cetacea) |
title_fullStr |
The occurrence and position of the \xe2\x80\x9dconnecting sac\xe2\x80\x9d in the nasal tract complex of small odontocetes (Mammalia, Cetacea) |
title_full_unstemmed |
The occurrence and position of the \xe2\x80\x9dconnecting sac\xe2\x80\x9d in the nasal tract complex of small odontocetes (Mammalia, Cetacea) |
title_sort |
occurrence and position of the \xe2\x80\x9dconnecting sac\xe2\x80\x9d in the nasal tract complex of small odontocetes (mammalia, cetacea) |
publishDate |
1971 |
url |
https://repository.naturalis.nl/pub/505059 |
genre |
Lagenorhynchus albirostris Phocoena phocoena |
genre_facet |
Lagenorhynchus albirostris Phocoena phocoena |
op_source |
Beaufortia vol. 19 no. 246, pp. 37-43 |
op_relation |
https://repository.naturalis.nl/pub/505059 |
_version_ |
1790602709531885568 |