Pinnularia divergens W. Smith (1853: 57)

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 : 253

publication ID	https://doi.org/10.11646/phytotaxa.647.3.3
DOI	https://doi.org/10.5281/zenodo.14743485
persistent identifier	https://treatment.plazi.org/id/C92C87AE-FFED-FFE8-FF2B-FDACC153FCB5
treatment provided by	Felipe (2024-08-02 12:46:12, last updated 2025-01-26 20:25:14)
scientific name	Pinnularia divergens W. Smith (1853: 57)
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Fig. 8 View FIGURE 8 : AJ

Length: 62.3 µm; width: 9.4 µm; striae: 12 in 10 µm (n = 1)

Teratological form: deformed valve outline, with bent of the apex.

Occurrence: S1.

Ecological characteristics: Cond.: 60.00 µS cm –1; BOD: 13.63 mg L− 1; COD: 25.30 mg L− 1; N-NH: 200 µg L− 1; NO: 11.80 mg L− 1; 3 3 − 1 − − 1 − 1 − 1 3 DO: 9.50 mg L; pH: 6.78; PO: 0.002 mg L; TP: 0.01 mg L; TS: 44.00 mg L; Temp.: 19.10 °C; Turb.: 2.82; Flow: 0.06 m 4 s; Average depth: 0.03 m; Prec.: 4.96 mm.

Metal concentrations: Co: 30.30 mg L –1; Cr: 59.68 mg L –1; Cu: 263.28 mg L –1; Mn: 410.09 mg L –1; Ni: 45.89 mg L –1; Pb: 40.73 mg L –1; Zn: 139.68 mg L –1.

References

Smith, W. (1853) A synopsis of the British Diatomaceae; with remarks on their structure, functions and distribution; and instructions for collecting and preserving specimens. Vol. 1. John Van Voorst, London, 89 pp. https: // doi. org / 10.5962 / bhl. title. 10706

Figures

FIGURE 8. Epilithic diatoms from Cascavel River micro-watershed in LM. A. Amphipleura lindheimeri. B. Frustulia acidophilissima. C. F. australocrassinervia. D. F. guayanensis. E. F. neomundana. F. F. undosa. G. F. weinholdii. H. F. vulgaris. I–J. F. saxonica. I. Teratological valve.K–L. F.pumilio. M. Brachysira serians var. acuta. N. B.brebissonii. O. B.microcephala. P. Nupela praecipuoides. Q– R. N.semifasciata. S. Neidium gracile f.aequale. T. N.iridis. U. N.affine var.amphirhynchus. V. N.tenuissimum. W–X. N.essequiboanum. Y. N. catarinense. Z–AA. Pinnularia acoricola. AB. P. acrosphaeria. AC. P. gaiserae. AD. P. borealis var. rectangularis. AE. P. borealis var. sublinearis. AF. P. brauniana. AG. P. divergens var. media. AH. P. butantanum. AI–AJ. P. divergens. AJ. Teratological valve. AK. P. decrescens var. ignorata. AL. P. divergens var. mesoleptiformis. Scale bars: 10 µm.