. Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum. Natural history. The Freshwater Algae of Africa. 557 17. Cosmariitm pseudobroomei, Wolle ; W. & G. S. West, op. cit., iv, 1912, p. 22, PL C, tigs. 7, 8, and PL GUI, tig. 7. Forma ad var. convexum, W. >V G. S. West accedens, sed fere tarn longum quam latum. Long., 37-40ft; 36 39fx ; Lit. isthm, 11 /x. Sample 24. This form resembles tlie type more nearly in its dimensions, but the lateral margins are pronouncedly convex and the apex is slightly convex. The granules are arranged in evident vertical series. a
. Annals of the South African Museum. Annale van die Suid-Afrikaanse Museum. Natural history. The Freshwater Algae of Africa. 557 17. Cosmariitm pseudobroomei, Wolle ; W. & G. S. West, op. cit., iv, 1912, p. 22, PL C, tigs. 7, 8, and PL GUI, tig. 7. Forma ad var. convexum, W. >V G. S. West accedens, sed fere tarn longum quam latum. Long., 37-40ft; 36 39fx ; Lit. isthm, 11 /x. Sample 24. This form resembles tlie type more nearly in its dimensions, but the lateral margins are pronouncedly convex and the apex is slightly convex. The granules are arranged in evident vertical series. a l I- c. Fig. 2!t.— Cosmamum subbr nei, Schmidle, format". ". divei'se end-views, the appro- priate specimens to which they belong being indicated by interrupted lines. /. Individual in side-view. The complete granulation is only shown in Fit^. ". All figures x 1000. 18. Gosmarium subbroomei, Schmidle, Beitr. z. Algenfl. d. Schwarz- wald. ii. Rheineb., Ber. naturf. Ges. Freiburg i. B., vii, 1893, p. 104, Tab. V, tigs. 22 24; W. & G. S. West. op. cit, iv, 1912, p. 23, PL G. figs. 10, 11. Formae diversae, pro parte ad C. quadrum, Lund., et G. conspersum, Kail's accedens i Fig. 29). Samples 34a, 35, 48. The reference of the specimens in the above samples to G. sub*> broomei, Schmidle, is based solely on the end-view and the character of the granulation. As far as the shape in front-view of these speci- mens is concerned, they might l>e referred to G. '/lit/drum, Lund., C. conspersum, Ralfs,or even to ('. margaritatum I Lund.), Roy & Biss., since individuals showing the shape characteristic of these species, on. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original South African Museum; South African Museum. Annale van die Suid-Afrikaanse Museum. Cape Town [etc. , South African Museum, e
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