FIGURE 3 in A new Triodopsis juxtidens subspecies (Gastropoda: Pulmonata) from West Virginia, U. S. A

FIGURE 3. Comparison of seven Triodopsis species shells (left) to a series of six Triodopsis j. robinae subsp. nov. shells (right). The Triodopsis species representatives have similar shells to the new subspecies or are geographically near. To the left, from top to bottom, are: a, T. juxtidens, Durham, NC, 11 August 2008 (W. Frank, personal collection); b, T. juxtidens also from Durham Co., NC (H.G. Lee, personal collection); c, T. rugosa from Logan Co., WV (FMNH264690); d, T. anteridon from Wyoming Co., WV (FMNH264768); e, T. picea from Pocahontas Co., WV (FMNH266426); f, T. pendula from Iredell Co., NC (FMNH266352), and g, T. discoidea from Crawford Co., IN (H.G. Lee, personal collection). To the right are paratype h, Triodopsis j. robinae subsp. nov. from Brush Creek (CM97548); paratypes i, j, Brush Creek (CM97549; two shells); k, the holotype from Brush Creek (CM103371); paratype l, Pipestem State Park (CM141101); and paratype m, Brush Creek (CM85754). Adapted from Frank and Lee (2014), with permission, and with photography of Triodopsis j. robinae subsp. nov. specimens by Charles F. Sturm.