Two species of Keilorites from the Silurian of Gotland

Keilorites (earlier known as Trachyderma) is here considered to be the mucous tube of an annelid worm. Two species are reported from the Silurian of Gotland, K. cf. squamosus (Phillips) from the Hemse Beds (Ludlovian) and K. liljevalli sp. nov. from the Högklint and Slite Beds (Wenlockian).