MADEIRAN GROUP. 



05 



Pto.Sto 



Helix poljanorpha, Lowe 



j8. salebrosa, Lowe 

 7. porompliala, Lowe 

 6. pulvinata, Lowe 

 J. papilio, Lowe 

 K. cliscina, Lowe 

 IX. attrita, Lowe 

 „ testuclinalis, Lowe 

 „ Bulwerii, Wood 

 „ tectiforBiis, Sow. 

 a. [normalis] 

 )3. * Ludovici, Alb. 

 „ * ddpldnula, Lowe 

 a. \iwrmal\»\ 

 ^. j/lani.ynra, Paiva 

 „ coronata, Desh. 

 „ * coronula, Lowe 

 „ tiarella, W. et B. 

 „ calva, Lowe 

 Pupa * linearis, Lowe 

 „ cassida, Lowe 

 „ laurinea, Lowe . 

 „ * Wollastoni, Paiva 

 „ millegrana, Lowe 

 „ corneocostata, Woll. 

 „ calathiscus, Lowe 

 „ abbreviata, Lowe 

 „ gibba, Lowe 

 „ lamellosa, Lowe 

 „ saxicola, Lowe , 

 Clausilia crispa, Lowe 



/3. decolorata, Woll. 

 „ deltostoma, Lowe 

 o. raricosta, Lowe 

 /3. [normalis] 

 Achatina eulima, Lowe 

 Lovea terebella, Lowe 



o. subula, Lowe 

 oryza, Lowe 

 triticea, Lowe . 

 melampoides, Lowe 

 tornatellina, Lowe 

 mitrit'ormis, Lowe 

 ovuliformis, Lowe 

 *■ cijlichna, Lowe 

 Craspedopoma lucidum, Lowe 



„ trochoideum, Lowe 



From which we gather that, out of the 176 members of the 

 Pulmonata which have been recorded up to the present time in 

 the Madeiran Grroup, no less than 82 are met with in a sub- 

 fossilized state. And inasmuch as these 82 are made up almost 

 exclusively of the species which are nianifestly indigenous — 

 (those which there is every reason to suspect have been esta- 

 blished accidentally within a comparatively recent period being 



