Ruebush 1939 : 50 Marcus 1946 : 71 Marcus & Marcus 1959 : 19 Revision of Phaenocora Ehrenberg, 1836 (Rhabditophora, Typhloplanidae, Phaenocorinae) with the description of two new species Houben, Albrecht M. Steenkiste, Niels Van Artois, Tom J. Zootaxa 2014 3889 3 301 354 76VQW Ruebush, 1939 Ruebush 1939 [151,585,793,819] Rhabditophora Typhloplanidae Phaenocora Animalia Rhabdocoela 30 331 Platyhelminthes species alticola     Phaenocora alticola  Ruebush 1939: 50–53, Fig. 1;  Marcus 1946: 71–72, 80, 82, 166;  Marcus & Marcus 1959: 19.  Known distribution:Togarma Tso, Ko-lungpa Valley, northwest of Panggong Tso (western Tibet) at an elevation of 5217 m( Ruebush 1939).   Material examined:None.   Diagnosis:Animals 1.2–1.8 mm long, without visible eyes. Zoochlorellae numerous. Malecopulatory organ of the duplex-type IIIA. Female genital system of the  AGLOBULATA- type. Burso-intestinal duct very short. Intestinal bursa extremely large. Genito-bursal duct and female genital canal present. Oviduct opening into the genito-bursal duct nearly at its midpoint. A sphincter present both at the proximal and distal end of the genito-bursal duct (Fig. 14A: sph).