 |
| |||
| pearl oyster | |||
| mother-of-pearl shell (Pinctada martensii, Pinctada maxima, pinctada margaritifera) | |||
| pearl mussel (Margaritana margaritifera); river pearl mussel (Margaritana margaritifera) | |||
|
Perlmuschel : 1 do fraz, 1 tematyki |
| Nauki przyrodnicze | 1 |