Here we describe seven new species of Limnophora from Ecuador: Limnophora bifasciata sp.nov.from Napo, Quito; Limnophora equatoriensis sp.nov.
from Zamora-Chinchipe, Zamora; Limnophora femurosetalis sp.nov.from Zamora-Chinchipe, Zamora; Limnophora lamasi sp.nov.
from Zamora-Chinchipe, Zamora; Limnophora longivittata sp.nov.from Napo, Quito; Limnophora penai sp.nov.
from Azuay, Cuenca and Limnophora polleti Lower Spinner Spray Arm sp.nov.from Napo, Quito.We provide an identification key for the ten recognized NAIL LACQUER 1972 species of Limnophora from Ecuador, including L.
marginata Stein, 1904, L.pica (Macquart, 1851) and L.saeva (Wiedemann, 1830).We also redescribed Limnophora marginata Stein, 1904, and designated designed lectotype male and paralectotypes males and females of the species.
Keywords: Biodiversity, Key to species, Lectotype designation, South America, Taxonomy.