Tai 1. 



10 



33 3^ * 



38 39 



i*-0 



1 Rissoa parva, 2 Rissoa striatula, 3 Cerithium reticulatum, 4 Triforis perversa, 5 Cylichna alba, 6, 7 Pha- 

 sianella pulia, 8 Odostomia conoidea, 9, 10 Marginella miliaria, 11, 12 Litorina rudis, 13, 14 Janüiina 

 janthina, 15, 16 Trichotropis borealis, 17, 18 Amphiperas carneum, 19, 20 Trivia europaea, 21, 22 Mitra 

 cornicularis, 23 Trophon Gruneri, 24 Trophon clathratus, 25 Emarginula fissura, 26 Velutina haliotoidea, 

 27 Velutina laevigata, 28, 29 Acmaea testudinalis, 30 Actaeon tornatilis, 31 Sur'cula undatiruga, 32 Bela 

 turricula, 33, 34 Columbella rustica, 35, 36 Cyclonassa neritea, 37 Eulima polita, 38, 39 Mitrella scripta, 

 40, 41 Trochus Jussieui, 42 Lacuna divaricata, 43 Lacuna pallidula, 44 Lameilaria perspicua. 

 No. 1 bis 10 in 4- bis öfacher Vergrößerung. 



