Primer registro e histología básica del anfípodo terrestre Talitroides topitotum (Amphipoda: Talitridae), introducido en las zonas montañosas de Heredia, Costa Rica
Αποθηκεύτηκε σε:
Συγγραφείς: | , |
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Μορφή: | artículo original |
Κατάσταση: | Versión publicada |
Ημερομηνία έκδοσης: | 2013 |
Περιγραφή: | This study documents for the first time the introduction of the terrestrial amphipod, Talitroides topitotum (Talitridae) to mountain regions of San Rafael and Barva, Heredia, Costa Rica, with predominance of juveniles and adult females with and without eggs. The species comes from Asia and could have been introduced associated with exotic plants. Basic aspects of histology are described, including the cellular structure of the main organs: heart, intestine, hepatopancreas, ovary, nerve cord, gill and oostegite. Adult females present massive formations of spongy connective tissue surrounding the digestive system and ovaries; oocytes are observed in different stages of vitellogenesis, producing few large oocytes. KEY WORDSCrustacea, Amphipoda, Talitridae, Talitroides topitotum, histology |
Χώρα: | Portal de Revistas UNED |
Ίδρυμα: | Universidad Estatal a Distancia |
Repositorio: | Portal de Revistas UNED |
Γλώσσα: | Español |
OAI Identifier: | oai:revistas.investiga.uned.ac.cr:article/294 |
Διαθέσιμο Online: | https://revistas.uned.ac.cr/index.php/cuadernos/article/view/294 |