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  • Author: E. C. Q. Carvalho x
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Loggerhead turtle, Caretta caretta (Linnaeus, 1758) (Testudines, Cheloniidae), as a new host of Monticellius indicum Mehra, 1939 (Digenea: Spirorchiidae) and associated lesiond to spirorchiid eggs

Summary

The present note describes the occurrence of Monticellius indicum Mehra, 1939 (Digenea: Spirorchiidae) in an adult loggerhead turtle, Caretta caretta (Linnaeus, 1758), found on the coast of the state of Rio de Janeiro, Brazil. Pathological changes due to spirorchiid eggs (type 1 and 3) were found in gastrointestinal system, endocrine system, and heart. This parasite has previously been described in the green turtle, Chelonia mydas (Linnaeus, 1758), from Pakistan, Brazil and Costa Rica as well as in the hawksbill sea turtle, Eretmochelys imbricata (Linnaeus, 1766), in Brazil. This note reports the loggerhead turtle as a new host for M. indicum.

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The genus Rhytidodoides Price, 1939 (Digenea: Rhytidodidae) in Brazil: New geographic occurrence and report of pathology in the gallbladder

Summary

The present note describes the occurrence of Rhytidodoides intestinalis and Rhytidodoides similis (Digenea: Rhytidodidae) in the gallbladder of two juvenile green turtles (Chelonia mydas - Testu- dines, Cheloniidae) found on the coast of Brazil. Both were detected in gallbladder and intestine of green turtles: Rhytidodoides similis (United States, Panama, Costa Rica and Brazil) and R. intestinais (United States, Panama and Costa Rica). This note is the first report of R. intestinalis in Brazil and South-West Atlantic Ocean. Also the histological lesions caused by the parasites in one gallbladder are described.

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Pathological changes by Hapalotrema postorchis Rao 1976 (Digenea: Spirorchiidae) in a green turtle Chelonia mydas Linnaeus 1758 (Testudines, Cheloniidae) from Brazil

Summary

This note reports the occurrence of Hapalotrema postorchis Rao 1976 collected from an aortic aneurysm in a green turtle (Chelonia mydas Linnaeus 1758) found on the coast of Brazil. Besides the vascular lesion, granulomatous reactions with foreign - body giant cells were found surrounding the parasite eggs in the heart, intestines, liver, pancreas, spleen, brain and kidneys. This paper presents the first report of H. postorchis and accompanying lesions in a green sea turtle from the western South Atlantic Ocean.

Open access