A new species of Trichodina Ehrenberg, 1838 (Ciliophora: Peritrichida) in Biomphalaria schrammi (Crosse, 1864) (Mollusca: Gastropoda)

Authors

  • Hudson A. Pinto Laboratório de Taxonomia e Biologia de Invertebrados, Departamento de Parasitologia, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais.
  • Alfredo H. Wieloch Laboratório de Invertebrados, Departamento de Zoologia, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais.
  • Alan L. de Melo Laboratório de Taxonomia e Biologia de Invertebrados, Departamento de Parasitologia, Instituto de Ciências Biológicas, Universidade Federal de Minas Gerais.

DOI:

https://doi.org/10.35699/2675-5327.2006.23080

Keywords:

Ciliophora, Peritrichidae, Gastropoda, Biomphalaria schrammi, Trichodina machadoi sp. n.

Abstract

A new species of Peritrichida found in Biomphalaria schrammi (Crosse, 1864) is described. This new species is characterized by a reticular central area of the adhesive disc and a horseshoe-shaped macronucleus, a 80.0 ± 7 μm-diameter celular body and a 41.4 ± 2.9 μm adhesive disc; it shows 19-32 (27±3) 13.1 ± 1.1 μm - long denticle, and 8 ± 1 6.6 ± 1.1 μm - long radial pins per denticle, being different from other already described Trichodina. This is the first report of simbiontic interaction among trichodinid and molluscs of the genus Biomphalaria in Brazil.

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Published

2007-06-28

How to Cite

Pinto, H. A., Wieloch, A. H., & Melo, A. L. de. (2007). A new species of Trichodina Ehrenberg, 1838 (Ciliophora: Peritrichida) in Biomphalaria schrammi (Crosse, 1864) (Mollusca: Gastropoda). Lundiana: International Journal of Biodiversity, 7(2), 121–124. https://doi.org/10.35699/2675-5327.2006.23080

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