<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>SEM studies on the cloacal opening of Oesophagostomum columbianum indicate that it is located on a raised conical structure called the “genital cone”. The genital cone is provided with a ventral lip and a pair of subdorsal gential appendages. The vental lip is a triangular structure having a single papilla on it and the genital appendages are covered with wrinkled cuticle with a nerve process projecting to the exterior in center. The bursa is supported by muscular rays which end up as knob-like sessile genital papillae. The inner surface of the bursa is porous. Spicules are two, equal, each provided with an ala which decreases in height distally and end up much prior to the spicular tip.</p></abstract>

SEM studies on the cloacal opening of Oesophagostomum columbianum indicate that it is located on a raised conical structure called the “genital cone”. The genital cone is provided with a ventral lip and a pair of subdorsal gential appendages. The vental lip is a triangular structure having a single papilla on it and the genital appendages are covered with wrinkled cuticle with a nerve process projecting to the exterior in center. The bursa is supported by muscular rays which end up as knob-like sessile genital papillae. The inner surface of the bursa is porous. Spicules are two, equal, each provided with an ala which decreases in height distally and end up much prior to the spicular tip.

SEM studies on the copulatory apparatus of male Oesophagostomum columbianum


Department of Zoology, Panjab University, Chandigarh, 160014, India

Department of Zoology, Punjabi University, Patiala, 147002, India

Helminthologia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"SEM studies on the copulatory apparatus of male Oesophagostomum columbianum"}

SEM studies on the cloacal opening of Oesophagostomum columbianum indicate that it is located on a raised conical structure called the “genital cone”. The...

SEM studies on the copulatory apparatus of male Oesophagostomum columbianum

Published Online: Mar 01, 2006

Page range: 3 - 5

DOI: https://doi.org/10.2478/s11687-006-0001-5

Keywords
nematode, copulation, bursa, spicule, strongylid

© 2006 Institute of Parasitology, SAS, Košice, Slovakia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

SEM studies on the copulatory apparatus of male Oesophagostomum columbianum

Published Online: Mar 01, 2006

Page range: 3 - 5

DOI: https://doi.org/10.2478/s11687-006-0001-5

Keywordsnematode, copulation, bursa, spicule, strongylid

© 2006 Institute of Parasitology, SAS, Košice, Slovakia

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
nematode, copulation, bursa, spicule, strongylid