23 64 



Fig. 



46. Clare Island 



Proceedings of the Royal Irish Academy. 

 Pupa anglica Fer. 

 Prom the north-east cliffs. A. W. S., September, 1909. 



47. Co. Leitrim. , 



48. Clare Island. 



49. do. 



50. Co. KlLDARE. . 



51. Clare Island. 



52. Erris. 



53. Clare Island. 



54. Queen's Co. 



55. Inishbofin. 



Pupa cylindracea Da Costa. 

 ■ From a dry limestone wall at Drumahaire (a form typical of 

 the central plain). A. W. S., September, 1900. 

 From the north-east cliffs (an intermediate form). A. W. S.. 



September, 1909. 

 From an elevation of 1,300 feet on Croaghmore (var. ancono- 

 stoma Lowe). A. W, S., September, 1909. 



Helicella intersecta Poiret. 

 From Newbridge, a form referable to H. caperata (Mont.). 



A. W. S., September, 1910. 

 From sand-dunes near the harbour (the large western form). 



A. W. S., September, 1909. 



Helix nemoralis Mull. 

 From Curraun sand-dunes (showing tendency of lower bands 

 to split). A. W. S., September. 1909. 



H. aspersa Mull. 



From sands near the harbour (showing change in colour and 

 markings during different periods of growth). A. W. S., 

 September, 1909. 



H. hortensis Mull. 



From near Maryborough (for comparison with H. nemoralis)- 

 A. W. S., September, 1910. 



H. nemoralis Miill. 



From hillside near Church Lough (to show the similarity 

 between H. hortensis and H. nemoralis. var. albolabiata). 

 A. W. S., July, 1911. 



