1910.] NATURAL SCIENCES OF PHILADELPHIA. 515 



abnormis Pfr. was apparently based on a pathologic individual of 

 this small race. The forms of P. acuta from this region will be con- 

 sidered in a later paper by one of us. 



Pleurodonte acuta acuta (of which lamarckii Fer. and acutissima Lam. 

 are absolute synonyms) is found near the coast, at Swift River, and in 

 a less typical form around to Bowden. 



Pleurodonte sinuata (Mailer). 



Kendal road, 3^ miles north of, and Benmore and Bloomfield in 

 Mandeville; woods at King Edward's Hotel and opposite Cedar Hill, 

 Garrett's woods, Santa Cruz road, 2-4 miles southwest of Mandeville; 

 ridge near Lincoln ; Somerset. Found everywhere, in some abundance, 

 living under stones and leaves, in the woods. 



Pleurodonte anomala (Pfr.). 



Found with P. sinuata, probably everywhere, but not taken at 

 Bloomfield or Cedar Hill woods. 



Pleurodonte picturata (C. B. Ad.). 



Kendal road, about oh miles northwest of Mandeville. Only three 

 bleached specimens of the small form, diam. 22 mm. 



Pleurodonte cara (C. B. Ad.). 

 Somerset. 



Pleurodonte peracutissima (Q. B. Ad.) 



Bloomfield and Benmore, Mandeville; wood near King Edward's 

 Hotel; Kendal road about 2 miles north of Mandeville, in stone walls; 

 woods opposite Cedar Hill; Garrett's woods, Santa Cruz road, 2-4 

 miles southwest of Mandeville; ridge near Lincoln; Somerset road; 

 Somerset, abundant. 



Pleurodonte (Dendrocochlis 6 ) aspera (Fe"r.). 



Found at all the localities visited; very abundant everywhere 

 even in the town. Arboreal. 



Pleurodonte (Eurycratera) jamaicensis (Gmel.). 



Found at all the localities, but larger and more abundant westward 

 of Mandeville, towards Somerset and Lincoln. Terrestrial, living in 

 holes in the rocks. 



Zaphysema macmurrayi (C. B. Ad.). 



Bloomfield, Mandeville; Garrett's woods; ridge near Lincoln; 

 Somerset. 



5 Dendrocochlis n. subg. for aspera and cognata. the former type of the subgenus 



