Phacus circumflexus Pochmann

Levanets, Anatoliy, Vuuren, Sanet Janse Van, Łukomska-Kowalczyk, Maja & Zakryś, Bożena, 2025, Annotated checklist of photosynthetic freshwater euglenids (Euglenales: Euglenaceae and Phacaceae) from southern Africa, Phytotaxa 710 (1), pp. 22-56 : 46

124. Phacus circumflexus Pochmann

= Phacus longicauda f. vix-tortus Kisselev, P. ephippion Pochmann , P. tortus var. roeckli Pochmann

BO: Marazzi 2014 [Okavango Delta].— SA: Fritsch, Rich 1930 [Northern Cape Province, Kimberley, dam in Public Gardens, bright-green growth attached to the stones, twigs, etc., August 1916, leg. J.C. Moran; same as previous sample, but with Spirogyra sp.], as Phacus longicauda var. torta Lemm. forma Fritsch & Rich; Hancock 1973 [Gauteng Province, Witwatersrand, Klip River], as Phacus ephippion Pochmann. — ZA: Thomasson 1960 [Bangweulu area: Lake Chaya (13 January 1957)], as Phacus tortus var. roeckii .

Note. In our opinion the illustration in Fritsch & Rich (1930) in Fig. 25B-F is Phacus circumflexus .