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| Lamellibranchiaten (Bivalvia, Lamellibranchia, Pelecypoda); Muscheln (Bivalvia, Lamellibranchia, Pelecypoda); zweischaliges Weichtier (Bivalvia, Lamellibranchia, Pelecypoda) | |||
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| Muscheln (Bivalvia, Prionodesmacea, Teleodesmacea) | |||
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bivalve : 2 phrases in 2 subjects |
| Agriculture | 1 |
| Natural sciences | 1 |