Hyoplastron: Length of margin bordering epiplastron, 25; length of margin on midline, 37; length from junction of epiplastronal border and outer border to point on posterior border equidistant from midline, 53; width from midline to axillary notch, 39; distance between axillary notch and posterior border, 31. Hypoplastron: Length of margin bordering midline, 42; length of posterior (xiphiplastronal) margin, 40; distance from junction of xiphiplastronal margin and outer margin to point on anterior border equidistant from midline, 49 (estimated); distance between inguinal notch and anterior border, 29. Xiphiplastron: Length of anterior (hypoplastronal) margin, 38; length of margin along midline, 43; distance from extreme posterior extension of xiphiplastron to midline, 14. SCUTES OF CARAPACE AND PLASTRON First marginal scute: Length of margin bordering 2d marginal, 15 (L), 14; length of anterior margin, 15 (L); length of posterior margin, 14 (L); length of inner margin, 13 (L); length of outer margin, 23 (L). Third marginal scute: Length of anterior margin, 14 (L). Eighth marginal scute: Length of anterior margin, 15 (L), 15; length of posterior margin, 16 (estimate of L), 16; length of inner margin, 20 (L), 20; length of outer margin, 25 (estimate of L), 25. Ninth marginal scute: Length of anterior margin, 17 (L), 16; length of posterior margin, 17 (L), 17; length of inner margin, 18 (L), 20; length of outer margin, 21 (L), 21. Tenth marginal scute: Length of anterior margin, 17 (L), 17. Eleventh marginal scute: Length of posterior margin, 14 (L). First costal scute: Length of margin bordering vertebrals, 45. Second costal scute: Length of margin bordering vertebrals, 35 (L), 35; length of margin bordering 3d costal scute, 52. First vertebral scute: Length of anterior margin, 24 (estimated); greatest width, 32 (estimated); length at midline, 35 (estimated). Second vertebral scute: Length of anterior margin, 27; greatest width, 42; length at midline, 29. Third vertebral scute: Length of anterior margin, 33; greatest width, 42; length at midline, 40 (estimated). Pectoral scute: Length of humero-pectoral sulcus from midline to outer border, 38; length of margin of pectoral scute on midline, 18; distance between junction of humero-pectoral sulcus and outer border and point on pectoro-abdominal sulcus equidistant from midline, 19; distance from axillary notch to point on pectoro-abdominal sulcus equidistant from midline, 17. Abdominal scute: Length of margin of scute on midline, 43; width of posterior border of abdominal scute from midline to inguinal notch, 41; distance from inguinal notch to a point on pectoro-abdominal sulcus equidistant from midline, 44.