MORPHOLOGICAL AND PATHOLOGICAL STUDIES ON A FILICOLLIS SPECIES (ACANTHOCEPHELA) PARASITIZED SOME AQUATIC BIRDS AT PORT SAID GOVERNORATE

Document Type : Original Article

Authors

1 Port Said, Provincial Laboratory Animal Health Research Institute

2 Animal Health Research Institute, Dokki, Giza, Egypt

Abstract

ThepresentstudywasplannedtoidentifytheAcanthocephalan parasitic agents and characterization of the histopathological changes in the digestive tract. 2.35 % of the examined birds were found parasitized with both mature and immature stages of Acanthocephala. They are attached to the mucosal tissues of the digestive tract by their spiny proboscis.The sex of the adult filicollis is clearlydistinguishable, they haveaglobularbulbproboscisarmedwithmanyhooksthatare arranged radially (Yamaguti, 1963) or in a star shaped pattern at the apex of the proboscis (Soulsby, 1968). The present study was the first record of filicollis species in aquatic birds examined around shores of El Manzala Lake in Port Said Province and also new host record as well.
 

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