PLATE 40
Trionyx spinifer pallidus, new subspecies, dorsal views. Top—Females; left, TU 13213 (× 1/4), Sabine River, 8 mi. SW Negreet, Sabine Parish, Louisiana; right, TU 13266 (× 2/9), Sabine River, 8 mi. SW Merryville, Beauregard Parish, Louisiana. Bottom—Left, adult male, SM 2889 (× 1/4), Groveton, Trinity County, Texas; right, female, TU 14402 (× 1/5), Trinity River, near junction with Big Creek, Liberty County, Texas.
PLATE 41
Trionyx spinifer guadalupensis, new subspecies, dorsal views. Top—Juveniles; left, ANSP 16717 (× 1), no data; right, KU 50834 (× 11/10), Hondo Creek, 4 mi. W Bandera, Bandera County, Texas. Bottom—Adult males; left, holotype UMMZ 89926 (× 1/3), 15 mi. NE Tilden, McMullen County, Texas; right, SM 659 (× 3/10), Colorado River, near Austin, Travis County, Texas.
PLATE 42
