By Martina P | 10:04 AM UTC, Wed February 01, 2012 Locality Vala de Frossos, ditch at river Vouga (approx. coord.) Country Portugal Species Mallomonas intermedia Mallomonas mangofera var. foveata (= Mallomonas foveata) Mallomonas mangofera Mallomonas papillosa Mallomonas rasilis Mallomonas matvienkoae Mallomonas peronoides References CALADO & CRAVEIRO (1995) Coordinates 40.661459, -8.546914