Comal, Hays, and Travis counties, Texas spring sites for Stygobromus bakeri sp. nov. Jacob’s Well A cave entrance B second constriction point (30 m water depth), Stygobromus bakeri sp. nov. were found deeper than this point C drift net at first constriction point (23 m water depth). John Knox Ranch D Blue Hole, perennial headwaters of Carper’s Creek E John Knox Spring issuing within Blue Hole. Mormon Spring #3 F Spring exposed under boat dock during drought G drift net on spring site. Photograph credit: Jean Krejca (A–C); courtesy of John Knox Ranch (D); Randy Gibson (E); Peter Sprouse (F, G).