. Bulletin of the Natural History Museum Zoology. Fig. 91 Yoldiella ovata. Lateral views of a shell from the left side and dorsally and an inner view of a left valve to show detail of the hinge-plate. Specimens taken from Sta. 300, Guyana Basin. (Scale = mm). Cruise Sta Depth No Lat Long Gear Date (m) GUYANA BASIN Knorr 25 300 2524- 208 8°'N 55°;W AD 2542 301 2487- 324 8°'N 55°;W ES 2500 303 2842- 13 8°'N 56°'W ES 1 . 2853 Restricted to the abyssal rise of the Guyana Basin. Depth range: 2487-2853 m. Shell description (Figs. 91 & 92).
. Bulletin of the Natural History Museum Zoology. Fig. 91 Yoldiella ovata. Lateral views of a shell from the left side and dorsally and an inner view of a left valve to show detail of the hinge-plate. Specimens taken from Sta. 300, Guyana Basin. (Scale = mm). Cruise Sta Depth No Lat Long Gear Date (m) GUYANA BASIN Knorr 25 300 2524- 208 8°'N 55°;W AD 2542 301 2487- 324 8°'N 55°;W ES 2500 303 2842- 13 8°'N 56°'W ES 1 . 2853 Restricted to the abyssal rise of the Guyana Basin. Depth range: 2487-2853 m. Shell description (Figs. 91 & 92). Shell small, ovate, moderately inflated, inequilateral, transparent, dorso- lateral^ smooth, ventrally, with very fine concentric lines forming ridges; umbos slightly anterior of midline, moder- ately inflated, orthogyrate; dorsal margin slightly convex, antero-dorsal and postero-dorsal margins with similar curva-. Fig. 92 Yoldiella ovata. Outlines of shells from the right side to show change in shape with growth of specimens from Sta. 300, Guyana Basin. (Scale = mm).. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Natural History Museum (London). Andover : Intercept
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