KOCIOLEK, John P., & Bruno de REVIERS 1996 (July 31) 'Aug.' The diatom types of Emile Manguin. I. Validating descriptions and designation of iconotypes for the Lake Karluk species Cryptogamie: Algologie 17(3): 175-191 [authors designate iconotypes in the absence of slides in Manguin's collection at PC, but Manguin (Rev. Algol., ser. 2, 5: 266. 1961) stated that his study material comprised 6 tubes of phytoplankton provided by Douglas Hilliard from Lake Karluk, Alaska] [EF]