Table 3 in Late Viséan (late Mississippian) ammonoids from the Barnett Shale, Sierra Diablo Escarpment, Culberson County, Texas, USA

Table 3. Conch dimensions (in millimetres) and proportions for Girtyoceras meslerianum (Girty, 1909) from the type area and the Sierra Diablo. Specimendmwwwhuwahww / dmww / whuw / dmWERIZRUSNM 119594 (holotype)16.06.07.63.94.60.380.790.242.000.40NPL 683649.55.14.53.12.50.541.100.331.850.44NPL 683656.83.81.92.5–0.561.900.37––