Harry Herold

36 plates

• Lymnaea truncatula 9 Jun 1928 to 12 Jun 1939
• Planorbarius corneus 12 Jun 1940
• Planorbarius corneus 25 Jun 1940
• Planorbarius corneus 29 Jul 1939 and 13 Aug 1939
• Physa fontinalis 21 Nov 1939
• Planorbarius corneus 24 Aug 1921
• Planorbarius corneus 30 Jun 1940
• Physa fontinalis 27 Nov 1938
• Planorbarius corneus 25 Aug 1938
• Lymnaea truncatula 17 Sep 1939
• Physa fontinalis 9 Jun 1940 and 11 Jun 1940
• Planorbarius corneus 12 Nov 1939
• Planorbarius corneus Jun 1932
• Lymnaea truncatula 2 Jun 1941 and 15 Jun 1941
• Lymnaea truncatula 6 Aug 1939
• Lymnaea truncatula 28 Apr 1940
• Aplexa hypnorum 19 May 1940
• Lymnaea truncatula 6 Aug 1939
• Planorbarius corneus 5 May 1940
• Planorbarius corneus 6 Aug 1940 to 6 Jul 1941
• Planorbarius corneus 6 Sep 1938
• Aplexa hypnorum 5 Jul 1939
• Planorbarius corneus 24 Aug 1921
• Planorbarius corneus 31 Mar 1940
• Zebrina detritus 15 Apr 1911
• Physa fontinalis 27 Nov 1938
• Aplexa hypnorum 28 Apr 1940
• Physella (Costatella) heterostropha 1923
• Physa fontinalis 6 Aug 1939 and 22 Mar 1940
• Lymnaea truncatula 18 Sep 1938 and 12 Nov 1939
• Planorbarius corneus 12 Nov 1939
• Planorbarius corneus 5 May 1932
• Physa fontinalis 12 Nov 1939 and 3 Aug 1940
• Aplexa hypnorum 1 Jun 1929
• Planorbarius corneus 19 May 1940
• Planorbarius corneus 12 Nov 1939