Photo Gallery-Homestead Nat'l Monument
Photo Gallery-Haughton Crater
Description (from Thorne, 1974)
Body practically straight when relaxed. Lip region angular, set off by constriction, about 1/3 width of neck base. Spear length about equal to lip region width, with aperture occupying 1/3 its length. Extensions slightly longer than spear with minute basal swellings. Esophagus enlarged in basal 2/5, with dorsal and 1 pair of gland nuclei visible. Cardia elongate conoid, 1/3 body width. Anterior ovary very long, reflexed about halfway to vulva. Posterior uterine branch absent. Eggs about 1/5 body length and completely fill body cavity. Prerectum length 3 times body width. Tail elongate conoid with rounded terminus.
Tylencholaimus proximus is immediately recognized by its small size, long neck and single long anterior ovary.
Habitat: Native sod from Watertown, Mitchell, Presho, Parker and other points in South Dakota and near Miles City, Montana.
DNA Sequences Obtained
|KonzaIII BB-77||Konza Prairie|