background: acanthocephalans are fish parasites of worldwide distribu-tion, penetrate their thorny proboscis into the intestinal wall of host and absorb nutrients. no diagnostic tool is available except postmortem inves-tigations and identification by parasitologists. the aim of present study was to explore and assign taxonomical status to pallisentis species prevalent in food fishes of river g...

Several aspects of the bone morphology armadillos have been investigated and used as taxonomic bases. The nined-banded armadillo, Dasypus novemcinctus, is species genus that has largest geographical distribution. Although most well-known armadillo in its biology, skeletal studies are scarce original description not detailed to permit accurate revision including specimens from Southern end Brazi...