Trionyx muticus calvatus, dorsal views. Top—Juvenile, TU 17303 (× 12/5), Pearl River, Varnado, Washington Parish, Louisiana. Bottom—Left, adult male, KU 47118 (× 3/10), Pearl River within 4 mi. of Monticello, Lawrence County, Mississippi; right, adult female, TU 17306 (× 2/9), Pearl River, 9 mi. S Monticello, Lawrence County, Mississippi.
PLATE 48
Fig. 1. Habitat of T. s. pallidus, Little River, 6.5 mi. S Broken Bow, McCurtain County, Oklahoma, September 7, 1953.
Fig. 2. Habitat of T. s. emoryi, Río Mesquites, 2 mi. W Nadadores, Coahuila, México, July 27, 1959. Two emoryi were trapped in hoop nets set in quiet water to left of what is believed to be a muskrat house.
PLATE 49
