Note: This generic name, as to type, applies to bacteria (see Drouet, 1968: 316). The assignment of the following species to Schizothrix needs to be confirmed.
Leptothrix mamillosa Meneghini in Kützing, 1849: 264 (type locality: Euganean thermal springs, near Padova, Italy).—G. Martens, 1871a: 173.— Prain, 1905: 334.— Biswas, 1949b: 10.
INDIAN OCEAN DISTRIBUTION: India.
Note: Drouet (1968: 33, 72), after examining the holotype of this species (in L), assigned it to Schizothrix calcicola (C. Agardh) Gomont.