PLATE XLIII. 



Fig. 1. — SanguinoUtes visetensis. A fairly perfect specimen from Lowick, in 

 the Woodwardian Museum, Cambridge. Fig. 1 a, the same shell viewed from 

 above. (Page 395.) 



Fig. 2. — SanguinoUtes visetensh. A left valve possessing only half its shell, 

 from Poolvash, Isle of Man. My Collection. (Page 395.) 



Fig. 3. — iSangninolites visetensis. A rather crushed specimen from the 

 Redesdale Ironstone, Bellingham. My Collection. (Page 395.) 



Fig. 4, — SanguinoUtes visetensis. A left valve from Lowick. In the Wood- 

 wardian Museum, Cambridge. (Page 395.) 



Fig. 5. — SanguinoUtes striato-lameUosus. The cast of a left valve, from 

 Poolvash, Isle of Man. My Collection. (Page 398.) 



Fig. 6. — SanguinoUtes ohiongus. A fine specimen from the Carboniferous 

 Limestone of Yorkshire. In the Gilbert son Collection, Natural History Museum, 

 South Kensington. (Page 396.) 



Fig. 7. — SanguinoUtes ohiongus. A full-grown example from the Carboniferous 

 Limestone of Park Hill. In the Collection of the Geological Survey, Jermyn 

 Street. (Page 396.) 



Fig. 8. — SanguinoUtes striato-lameUosus. A fine specimen from Castleton, 

 Derbyshire, showing anterior adductor muscle scar and pallial line. My 

 Collection. (Page 398.) 



Fig. 9. — SanguinoUtes striato-lameUosus. A medium sized specimen. Same 

 locality and Collection. (Page 398.) 



Fig. 10. — SanguinoUtes striato-lameUosus. An example from the Middle White 

 Limestone of Craig-fawr, North Wales. In the Collection of Mr. Morton, 

 (Page 398.) 



Fig. 11. — SanguinoUtes striato-JameUosus. An almost perfect medium sized 

 specimen from the Carboniferous Limestone of Hill Stebden, Yorkshire, with 

 Fig. 11 a, a view from above. My Collection. (Page 398.) 



