Summary[edit] Description: Русский: Пилоносая акулаEnglish: Sixgill sawshark. Date: 27 February 2014, 16:37:32. Source: Descriptions of new or little known fishes from the coast of Natal. Annals of the Natal Government Museum, 1 (1): 1-6, pl. 1-5, (1906). Author: Regan, C.T.