KTTNGL. SV. VET. AKADEMIENS HANDLINGAR. BAND 59. NIO 3. 



101 



Fig. 62. Chama reflexa forma jukesi Reeve. Nephridia of the adult stage seen from above. 



Fig. 63. Chama reflexa forma jukesi Reeve. Left nephridium of the young specimen. 



Fig. 64. Chama reflexa forma jukesi Reeve. Horizontal section through the nephridia of the young specimen. 



Fig. 65. Chama sarda Reeve. General habitus of the animal. X 2,5. 



Fig. 66. Chama gryphoides Linné. General habitus of the animal. X 5. 



Fig. 67. Chama gryphoides Linné. Copy from Pon 1795, ventral aspect of the animal. 



Plate 8. 



Fig. 68. 



Fig. 69. 



Fig. 70. 



Fig. 71. 



Fig. 72. 



Fig. 73. 



Fig. 74. 



Chama gryphoides Linné. 

 Chama gryphoides Linne. 

 Chama corulloides Reeve. 

 Chama coralloides Reeve. 



Copy from Pon 1795, lateral aspect of the animal. 

 Alimentary canal and arteriae. 

 General habitus of the animal. X 2. 

 Alimentary canal and arteriae. 



* o -. 



Chama lazarus Linné. General habitus of the animal. 

 Chama lazarus Linné. Alimentary canal and arteriae. 

 Chama lazarus Linne. Xervous system. 



K. Sv. Vet. Akaii. Harull. Band 59. N:o 3. 



13* 



