Psithyristria crassinervis Stål, 1870: 713, pl. 8, fig. 17 [TL: Philippines]; Lee & Hill, 2010: 290. Material examined. 5 males, N.W. Luzon, Apayao Pagudpud Adams, Bgy Pantiang Managa River, 340 m, 21 IV 2007, J.H. Lourens ( IRSNB); 1 male, 1 female, N. Luzon, 5 km north of Adams, Managa River, 140 m, 15 II 2008, J.H. Lourens and K. Knoblich ( IRSNB); 2 males, N. Luzon, 5 km S. of Adams, 350 m, 6–7 IV 2008, J.H. Lourens ( IRSNB).
Distribution. Philippines (N.W. Luzon).