On the occurrence of juvenile acanthocephalans of the genus Corynosoma Lühe, 1904 in fishes off South Georgia and south Shetland Islands (the Antarctic)

Abstract

Juveniles of four acanthocephalan species were revealed in cysts found in abdominal cavities of 62 examined fish individuals representing l3 species. Corynosoma hamanii (Linstow, 1892) were found to be very common off South Shetlands as opposed to the waters near South Georgia were they occurred in low numbers. Descriptions of C. hamanni, C. bullosum (Linstow, 1892), and C. singularis Skryabin et Nikol′sky, 1971 are given. C. shackletoni Zdzitowiecki, 1978 were found in a fish, one adult individual being found in the intestine of a gull, Larus dominicanus.