Patella cochleata 760 
compressa 751. 754 
costaria 749 
costulata 756 
Crepidula 779 
duplicata 758 
elongata 753 
ferruginea 746 
fluviatilis 771 
fusca 751 
gammaalba 755 
gigantea 747 
granatina 750 
Hettangensis 755 
laceustris 771 
Lepas 689 
Magellanica 751 
mamillaris 756 
Marceauxi 749 
mitrula 761 
neritoidea 776 
notata 750 
orbis 754 
pellueida 753 
pieta 786 
rugosa 755 
rugulosa 757 
saccharina 749 
sangninolenta 750 
Schmidtii 756 
scutellaria 757 
sinuosa 760 
solaris 758 
striata 748 
- striatula 752 
subquadrata 756 
sulcata 751 
ungarica 759 
unguis 759 
Register. 857 
Patella vulgata 751 
Patellites antiquus 757 
— primigenius 757 
Patelloidea 754 
Peetinibranchia 160 
Pedipes 446 
— punctilabris 448 
Peltarion 838 
Phasianella bulimata 418 
— bulimoides 417 
— Eichwaldi 418 
— flammulata 418 
— neritina 417 
— paludinaeformis 424 
— turbinoides 418 
— ventricosa 417 
Pholidops 757 
Phorus 320 
— agglutinans 321 
— minutus 321 
— plieatus 321 
Physa Bristovi 130 
— columnaris 129 
— fontinalis 128 
— gigantea 128. 129 
— Heberti 128 
— hypnorum 128 
— parvissima 129 
— primigenia 129 
— Wealdiana 130 
Phytophagen 161 
Pileolus costatus 257 
— laevis 256 
— Michaelensis 257 
— Neritoides 237. 257 
— plicatus 256 
— radiatus 257 
— versicostatus 257 
Pileopsis acuta 768 
