Amphora bigibba Grunow

Joh, Gyeongje, 2021, Distribution and frequent occurrence of diatom taxa (Bacillariophyta) inhabiting warmer oceans in Seogwipo coast of Jeju Island, southernmost Korea, Phytotaxa 517 (1), pp. 1-67 : 36

58. Amphora bigibba Grunow ( Figs 135–137 )

Type locality: Celebes .

Reference: Navarro 1982b, p. 322, fig. 17.

Morphometrics: Valves 25 (25–39) μm long, 4 (4–7) μm wide, transapical striae 18 (18–20) in 10 μm.

Remarks: Amphora bigibba has been reported along the Brazilian coasts ( Andrade & Teixeira 1957, Procopiak et al. 2006), and in Puerto Rico ( Navarro 1982b), in Fiji ( Foged 1987), Palawan of Philippines ( Podzorski & Håkansson 1987), the Gulf of Mexico ( Krayesky et al. 2009), Yap and Guam ( Navarro & Lobban 2009), and Cape Verde Islands in the Atlantic Ocean off the western Africa ( Stidolph et al. 2012). In South Korea, it is rare in the Seogwipo coastal area in Jeju Island.

Figures

FIGURES 135–145. Diatom taxa of Seogwipo coast in Jeju Island (14). Figs 135–137. Amphora bigibba. Figs 138–140. Halamphora capitata. Fig. 141. Undatella lineata. Figs 142, 143. Amphora cingulata. Figs 144, 145. Nitzschia vidovichii. Scale bars = 10 μm.