Caloneis bacillum (Grunow) Cleve (1894: 99)

Amaral, Mailor Wellinton Wedig, Medeiros, Gabriela, Daufenbach, Vanessa, Sampaio, Silvio Cesar, Reis, Ralpho Rinaldo Dos, Ludwig, Thelma Alvim Veiga & Bueno, Norma Catarina, 2024, Taxonomy of epilithic diatoms and teratological forms under the presence of metals in surface sediment, Phytotaxa 647 (3), pp. 237-273 : 255

publication ID	https://doi.org/10.11646/phytotaxa.647.3.3
DOI	https://doi.org/10.5281/zenodo.14743495
persistent identifier	https://treatment.plazi.org/id/C92C87AE-FFEF-FFEA-FF2B-FF4CC14FFD95
treatment provided by	Felipe (2024-08-02 12:46:12, last updated 2025-01-26 20:25:14)
scientific name	Caloneis bacillum (Grunow) Cleve (1894: 99)
status

Treatment

Fig. 9 View FIGURE 9 : AM

Length: 26.8 µm; width: 4.5 µm (n = 1)

Teratological form: deformed valve outline, with asymmetry of the valve.

Occurrence: S8.

Ecological characteristics: Cond.: 44.00 µS cm –1; BOD: 4.59 mg L− 1; COD: 6.79 mg L− 1; N-NH: 200 µg L− 1; NO: 1.60 mg L− 1; DO: 3 3 − 1 − − 1 − 1 − 1 3 26.24 mg L; pH: 6.81; PO: 0.05 mg L; TP: 0.02 mg L; TS: 50.00 mg L; Temp.: 20.30 °C; Turb.: 0.00; Flow: 5.88 m s; 4 Average depth: 0.34 m; Prec: 2.73 mm.

Metal concentrations: Co: 60.76 mg L –1; Cr: 33.25 mg L –1; Cu: 163.45 mg L –1; Mn: 538.54 mg L –1; Ni: 32.81 mg L –1; Pb: 48.63 mg L –1; Zn: 83.42 mg L –1.

References

Cleve, P. T. (1894) Les diatomees de l'Equateur. Le Diatomiste 2: 99 - 103.

Figures

FIGURE 9. Epilithic diatoms from Cascavel River micro-watershed in LM. A–B. Pinnularia graciloides var. latecapitata. B. Teratological valve. C. P. graciloides var. triundulata. D. P. viridiformis. E. P. tabellaria. F–G. P. subgibba var. undulata. H. P. subgibba. I. P. stidolphii. J–K. P. laucensis. L–M. P. certa. N. P. microstauron var. rostrata. O. P. subcapitata. P. P. subanglica. Q. P. meridiana. R. P. rumrichae. S–T. P. obscura. U. P. schoenfelderi. V. P. joculata. W. Fallacia insociabilis. X–Y. Sellaphora nigri. Z. S. laevissima. AA. S. rhombicarea. AB. S. pupula. AC–AF. S. saugerresii. AD–AF. Teratological valves. AG. S. sassiana. AH. S. tridentula. AI. Diploneis subovalis. AJ. Caloneis hyalina. AK. C. westii. AL–AM. C. bacillum. AM. Teratological valve. Scale bars: 10 µm.