Karl Benjamin Klunzinger, Upper Egypt: Its People and Its Products, New York, Scribner, Armstrong & Company, 1878, p. 242.
In many rocky basins with clear water the well-know case-inhabiting larvae of the caddis-flies (Phryganeae) are also found.
Karl Benjamin Klunzinger, Upper Egypt: Its People and Its Products, New York, Scribner, Armstrong & Company, 1878, p. 242.
In many rocky basins with clear water the well-know case-inhabiting larvae of the caddis-flies (Phryganeae) are also found.