New Orthalicidae (Mollusca, Gastropoda) from Venezuelan Guayana: unravelling secrets from the Lost World Author Breure, Abraham S. H. text Zootaxa 2009 2065 25 50 journal article 10.5281/zenodo.186920 695e995e-3a9a-41b8-bafa-ed8366b37ef4 1175-5326 186920 Plekocheilus (Plekocheilus) spec. A juvenile specimen, of which the cuticula is nearly completely eroded, was found by O . Huber on 16.i.1980 at 25 km SW of Santa Elena de Uairén, 800 m (RMNH 112030 /1).