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Zoology

2000

Rana ridibunda

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Full-Text Articles in Life Sciences

The Ciliate Fauna In The Digestive System Of Rana Ridibunda (Amphibia: Anura)-Ii Nyctotherus (Nyctotheridae: Heterotrichida), Naci̇ye Gülkiz Şenler, İsmai̇l Yildiz Jan 2000

The Ciliate Fauna In The Digestive System Of Rana Ridibunda (Amphibia: Anura)-Ii Nyctotherus (Nyctotheridae: Heterotrichida), Naci̇ye Gülkiz Şenler, İsmai̇l Yildiz

Turkish Journal of Zoology

A new ciliate species, Nytotherus oektemae n. sp. and common rectal ciliate of anuran amphibians, Nyctotherus cordiformis were isolated from the rectums of Rana ridibunda collected in the vicinity of Van. The morhological characteristics of these Protozoa were described and their similarities and differences were discussed.


The Ciliate Fauna In The Digestive System Of Rana Ridibunda(Amphibia: Anura) I: Balantidium (Balantidiidae, Trichostomatida), Naci̇ye Gülkiz Şenler, İsmai̇l Yildiz Jan 2000

The Ciliate Fauna In The Digestive System Of Rana Ridibunda(Amphibia: Anura) I: Balantidium (Balantidiidae, Trichostomatida), Naci̇ye Gülkiz Şenler, İsmai̇l Yildiz

Turkish Journal of Zoology

Balantidium spp. living in the digestive system of Rana ridibunda in Van were determined. Five species belonging to the genus Balantidiumwere distinguished. Of these, one new species was recognized, described as Balantidium vanensisn. sp. This study reports for the first time the presence of B. helenae, B. claperedei and B. giganteumin the digestive system of R. ridibunda. These species are also new records for the protozoan fauna of Turkey. There was only B. duodeni in the duodenum and B. elongatum in the intestinal part next to the duodenum. The species of the genus Balantidium in the rectum constituted 50.21% of …


Ultrastructural Features Of The Intrinsic Lingual Muscles In The Frog, Rana Ridibunda, Mukaddes Eşrefoğlu, Özgen Vuraler Jan 2000

Ultrastructural Features Of The Intrinsic Lingual Muscles In The Frog, Rana Ridibunda, Mukaddes Eşrefoğlu, Özgen Vuraler

Turkish Journal of Zoology

The ultrastructural features of the intrinsic lingual muscles in the frog were investigated. The pieces obtained from the anterior part of the tongue were fixed in 3% gluteraldehyde and postfixed in 0.1% osmium tetroxide. Ultrathin sections stained with uranyl acetate and lead citrate were examined in a JEOL-100SX electron microscope. The muscle fibers were irregular in shape. The sarcoplasm was occupied largely by the myofibrils. In the same muscle fiber, longitudinal, transverse and oblique sections of the myofibrils were observed. Thus, regular transverse striation was prominent in some areas. In these areas, Z lines, I bands and A bands were …