Ulnaria ulna (Nitzsch) Compère (2001: 100)

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 : 243

publication ID	https://doi.org/10.11646/phytotaxa.647.3.3
DOI	https://doi.org/10.5281/zenodo.14743433
persistent identifier	https://treatment.plazi.org/id/C92C87AE-FFFB-FFFE-FF2B-FA20C38AF8DD
treatment provided by	Felipe (2024-08-02 12:46:12, last updated 2025-01-26 20:25:14)
scientific name	Ulnaria ulna (Nitzsch) Compère (2001: 100)
status

Treatment

Figs 3 View FIGURE 3 : AX–AZ

Length: 78.7–212.4 µm; width: 6–8.4 µm; striae: 8–11 in 10 µm (n = 18)

Teratological form: deformed valve outline, undulated or with strong constriction in the median portion of the valve. Slight alteration in the striae pattern.

Occurrence: S1, S2, S3, S6, S8.

Ecological characteristics: Cond.: 38.00–78.00 µS cm –1; BOD: 0.1–9.9 mg L− 1; COD: 1.22–24.32mg L− 1; N-NH: 8–316 µg L− 1; NO: 3 3 − 1 − 1 − − 1 − 1 0.34–17.20 mg L; DO: 5.84–22.80 mg L; pH: 5.31–7.09; PO: 0.005 –0.030 mg L; TP: 0.005–0.82 mg L; TS: 10.00–72.00 4 mg L− 1; Temp.: 17.37–23.24 °C; Turb.: 1.93–10.7; Flow: 0.027–4.17 m 3 s; Average depth: 0.02–0.29 m; Prec.: 2.36–9.98 mm.

Metal concentrations: Co: 18.10–55.52 mg L –1; Cr: 24.51–85.01 mg L –1; Cu: 170.45–245.83 mg L- 1; Mn: 345.77–639.87 mg L –1; Ni: 32.41–78.27 mg L –1; Pb: 24.07–52.76 mg L –1; Zn: 123.32–412.52 mg L –1.

References

Compere, P. (2001) Ulnaria (Kutzing) Compere, a new genus name for Fragilaria subgen. Alterasynedra Lange-Bertalot with comments on the typification of Synedra Ehrenberg. In: Jahn, R., Kociolek, J. P., Witkowski, A. & Compere, P. (Eds.) Lange-Bertalot- Festschrift: Studies on Diatoms. Dedicated to Prof. Dr. Dr. h. c. Horst Lange-Bertalot on the occassion of his 65 th Birthday. A. R. G. Gantner Verlag. K. G., pp. 97 - 101.

Figures

FIGURE 3. Epilithic diatoms from Cascavel River micro-watershed in LM. A. Stephanocyclus meneghinianus. B. Cyclotella kingstonii. C–E. Discostella stelligera. D–E. Teratological valves. F. Melosira varians. G. Orthoseira roeseana. H. Aulacoseira ambigua. I. A. brasiliensis. J. A. granulata var. angustissima. K. A. granulata. L–N. A. pusilla. O–Q. A. tenella. R–T. Fragilaria fragilarioides. U–AA. F. radians. X–AA. Teratological valves. AB–AH. F. pectinalis. AE–AH. Teratological valves. AI–AK. F. tenera. AL–AO. F. tenera var. nanana. AN–AO. Teratological valves. AP–AR. F. spectra. AS–AT. Fragilariforma javanica. AU. Ulnaria contracta. AV. U. delicatissima. AW–AZ. U. ulna. AX–AZ. Teratological valves. Scale bars: 10 µm.