†Kootenia mathewsi Resser 1939 (trilobite)
Trilobita - Corynexochida - Dorypygidae
Full reference: C. E. Resser. 1939. The Spence Shale and its fauna. Smithsonian Miscellaneous Collections 97(12):1-29
Belongs to Kootenia according to C. E. Resser 1939
Sister taxa: Kootenia bolis, Kootenia boucheri, Kootenia dawsoni, Kootenia fida, Kootenia fuyangensis, Kootenia gracilens, Kootenia gracilis, Kootenia henglinheensis, Kootenia idahoensis, Kootenia jialaoensis, Kootenia longa, Kootenia sanwanensis, Kootenia shangwanensis, Kootenia shanxiensis, Kootenia spencei, Kootenia yichunensis, Kootenia yui
Type specimen: USNM 96507
Ecology: nektobenthic carnivore