Macracanthorhynchus

(redirected from Macracanthorhynchus catalinum)

Macracanthorhynchus

(mak'ră-kan'thō-ring'kŭs),
A genus of giant thorny-headed worms (class Acanthocephala).
[macro- + G. akantha, thorn, + rhynchos, snout]

Macracanthorhynchus

/Mac·ra·can·tho·rhyn·chus/ (mak″rah-kan″thor-ing´kus) a genus of parasitic worms (phylum Acanthocephala), including M. hirudina´ceus, found in swine.

Macracanthorhynchus

a genus of large acanthocephalans in the family Oligacanthorhynchidae.

Macracanthorhynchus catalinum
found in the small intestine of dogs, wolves, badgers and foxes.
Macracanthorhynchus hirudinaceus
found in the small intestine of domestic and wild pigs, where they cause granulomatous lesions in the intestinal wall, sometimes perforation and peritonitis.
Macracanthorhynchus ingens
found in the small intestine of wild mammals including skunk, mink, raccoon and mole.
Enlarge picture
Macracanthorhynchus ingens proboscis. By permission from Bowman DD, Georgis' Parasitology for Veterinarians 8E, Saunders, 2002