Xingu River ray mostly brownish-dusky (large white center to underparts of "P. henlei"). Compared to "P. albimaculata", "P. leopoldi" has fewer and larger yellowish-white spots above. Xingu River ray The Xingu River ray, white-blotched river stingray, or polka-dot stingray ("Potamotrygon leopoldi") is a species of freshwater fish in the family Potamotrygonidae. It is endemic to the Xingu River basin in Brazil and prefers rocky bottoms. It is sometimes kept in aquaria. "P. leopoldi" reaches up to in disc width, in total length and in weight. Females grow larger than males. It is closely related to the similar "P. henlei" from the Tocantins River
American Country Countdown stations as well. Tom Rounds' syndication company, Radio Express, distributes the program to radio stations outside the United States. American Country Countdown American Country Countdown, also known as ACC or American Country Countdown with Bob Kingsley, is a weekly internationally syndicated radio program which counts down the top 40 country songs of the previous week, from No. 40 to No. 1, according to the "Billboard" Country Airplay charts. The program premiered in 1973 and as of January 2006 is hosted by Kix Brooks. "American Country Countdown" was conceived as a spinoff program from "American Top 40", which had premiered in