Description E. Ductus spermatici (bursal pieces) from an animal from the Kieler Bucht. Surendorf. D. The same, from an individual from the bay of Arcachon. Pilat Plage.Author Ax, 2008PNG file - 5.34 kB - 583 x 988 pixelsadded on 2017-04-07697 viewsWoRMS taxaScan of photoCicerina tetradactyla Giard, 1904checked Tyler, Seth 2017-04-07 This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License