PREVALENCE AND DISTRIBUTION OF CYSTACANTHS OF AN OLIGACANTHORHYNCID ACANTHOCEPHALAN FROM THE LONGNOSE SNAKE, RHINOCHEILUS-LECONTEI (COLUBRIDAE), IN SOUTHWESTERN NORTH-AMERICA
Sr. Goldberg et al., PREVALENCE AND DISTRIBUTION OF CYSTACANTHS OF AN OLIGACANTHORHYNCID ACANTHOCEPHALAN FROM THE LONGNOSE SNAKE, RHINOCHEILUS-LECONTEI (COLUBRIDAE), IN SOUTHWESTERN NORTH-AMERICA, Journal of the Helminthological Society of Washington, 65(2), 1998, pp. 262-265
Cystacanths of an oligacanthorhynchid acanthocephalan were found in 16
1 of 554 (29%) Rhinocheilus lecontei from southwestern North America:
Arizona, 134/311 (43%); California, 4/107 (4%); Texas, 2/23 (9%); Mexi
co, 21/53 (40%). No cystacanths were found in R. lecontei from Nevada
(0/42), New Mexico (0/17), or Utah (0/1). Infections varied from few c
ystacanths to many cystacanths per snake, but a tissue inflammatory re
action was not observed. The geographic distribution of oligacanthorhy
nchid cystacanths in R. lecontei suggests that these cystacanths are m
ost prevalent in Arizona and Mexico.