We thank Dr. Stephen Cairns (NMNH) for NMNH material loans and
donations, archived SEM images, laboratory space, and advice and
review of this work. Tim Coffer (NMNH) assisted with specimen
selection. Tyjuana Nickens and Chad Walter (NMNH) provided Smithsonian
catalog data. Dr. Odalisca Breedy provided verification and identification
of troublesome specimens. Dr. Rachael King and David Knott (SCDNR)
provided helpful reviews. Nadia Meyers and Joe Cowan (SCDNR) provided
assistance with collecting and cataloging specimens. Phil Weinbach
(SCDNR) designed the map.