Amphora beaufortiana Hustedt, 1955

Park, Joon Sang, Lobban, Christopher S. & Lee, Kyun-Woo, 2018, Diatoms associated with seaweeds from Moen Island in Chuuk Lagoon, Micronesia, Phytotaxa 351 (2), pp. 101-140 : 128

109. Amphora beaufortiana Hustedt Fig. 141

References: Hustedt (1955), p.38, pl. 14, figs 1–5; Giffen (1975), p. 73, fig. 8; Lange & Tiffany (2002), fig. 20. Samples: Moen2_ Dictyota

Dimensions: 65.0 μm long, 12.2 μm wide; dorsal striae 16 in 10 μm.

Diagnostics: The broad axial area with hyaline area in dorsal part. Dorsal striae do not reach to the raphe sternum and ventral striae only near the valve apices.

Figures

FIGURES 124–144. Seventeen amphoroid diatoms species. Figs 124 and 125. Halamphora sp.1. Figs 126 and 127. Halamphora sp. 2. Fig. 128. Halamphora sp. 3. Fig. 129. Amphora sp. 1. Fig. 130. Amphora sp. 2. Figs 131. Amphora sp. 3. Fig. 132. A. proteus. Figs 133 and 134. Halamphora costata. Fig. 135. A. spriggerica. Figs 136 and 137. Amphora sp. 4. Fig. 138. Amphora sp. 5. Fig. 139. Amphora sp. 6. Fig. 140. Amphora sp. 7. Fig. 141. A. beaufortianus. Fig. 142. A. arenaria. Fig. 143. A. obtusa. Fig. 144. Climaconeis inflexa. Scale bar = 10 μm.