Image: Pseudanodonta complanata - showing rugae
Description: Depressed river mussel (Pseudanodonta complanata). Left valve, outside view. Semi-adult specimen, Length: 44.5 mm. Washed ashore at Lake IJssel near the 'Poelsluis' ('Pond Sluice'), South of the town of Monnickendam. 1972 (Private collection T.M.). With inset: enlarged umbonal area showing the rugae. Nederlands: Platte zwanenmossel (Pseudanodonta complanata). Linkerklep, buitenkant. Aangespoeld op strandje van het IJsselmeer bij de Poelsluis ten Zuiden van Monnickendam, 1972. Coördinaten: 52° 26′ 36″ N, 5° 2′ 55″ E
Title: Pseudanodonta complanata - showing rugae
Credit: Own work
Author: Tom Meijer
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: http://creativecommons.org/licenses/by-sa/3.0/
Attribution Required?: Yes
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