West W, West GS. Welwitsch's African freshwater algae. Journal of Botany 1897; 35:297-304.
validly published under the ICN (Botanical Code)
Elenkin (1949) assigned this genus to the family Schizotrichaceae Elenkin 1949.Publication:
Elenkin AA. Sinezelenyye vodorosli SSSR. Monografiya presnovodnykh i nazemnykh Cyanophyceae, obnaruzhennykh v predelakh SSSR. Spetsial’naya (sistematicheskaya) chast’. Vyp. 2. III. Hormogoneae (Geitl.) Elenk. Izdatel'stvo Akademii Nauk SSSR, Moscow, 1949.
Strunecky et al. (2023) assigned this genus to the family Microcoleaceae Strunecký et al. 2013.Publication:
Strunecky O, Ivanova AP, Mares J. An updated classification of cyanobacterial orders and families based on phylogenomic and polyphasic analysis. J Phycol 2023; 59:12-51.
This taxon name is occasionally misprinted in some sources as: "Polychtamydum".
Pittman et al. (1991) suggested the abbreviation "PLCL" for this genus name but this does not appear to be of practical relevance any longer.Publication:
Pittman KF, Walczak CA, Lock CM. Codes and abbreviations for approved of effectively published names of genera of bacteria published from January 1980 to December 1990. Int J Syst Bacteriol 1991; 41:571-579.
Number of child taxa with a validly published and correct name: 2 Number of child taxa with a validly published name, including synonyms: 4 Total number of child taxa: 4