Posted on 2nd November 20249th September 2025 Hammerhead-Worm, probably Umbotectum boehmigi genus of the Geoplanidae Stimpson, 1857 family. Found in Sabah / Danum Valley / Borneo. Hammerhead-Worm, probably Bipalium genus of the Geoplanidae Stimpson, 1857 family. Found in Sabah / Danum Valley / Borneo.Hammerhead-Worm, probably Bipalium genus of the Geoplanidae Stimpson, 1857 family. Found in Sabah / Danum Valley / Borneo. related posts: