Ultraestructura de la cáscara del huevo de la tortuga Pseudemys scripta (Testudines: Ernydidae).
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| 作者: | |
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| 格式: | artículo original |
| 状态: | Versión publicada |
| Fecha de Publicación: | 1989 |
| 实物特征: | The egg shells of Pseudemys scripta have two layers, one external of calcium salts and the internal of a proteic nature. The multishaped structures ("units") of the calcareous layer are bordered by groves that allow sorne expanssion when the egg becomes turgent. Those units are made of series of concentric lamellae, rich in thin or short needles. The proteic layer has two regions, the external one with fibers internall in several dirrctions; the internal layer is a thin invaginated film. |
| País: | Portal de Revistas UCR |
| 机构: | Universidad de Costa Rica |
| Repositorio: | Portal de Revistas UCR |
| 语言: | Español |
| OAI Identifier: | oai:portal.ucr.ac.cr:article/23585 |
| 在线阅读: | https://revistas.ucr.ac.cr/index.php/rbt/article/view/23585 |
| Palabra clave: | Pseudyms egg-shell ultraestructure |