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Family ARIONID^. 



ARION. 



Subgenera. 

 Prolepis. Species No. 1. 

 Ariolimax, Morch. Species No. 2. 



1. Arion fuscus, Miiller. 



Plate 17, figures 9—10. 



Light ash color, sometimes obscurely banded lengthwise ; body 

 cylindrical, narrow, its posterior extremity flat and rounded ; 

 upper surface longitudinally corrugated ; head darker than the 

 body, tentacles blackish. 



Length one to two inches. 



Maritime cities and their vicinity. (From Europe). 



2. Arion foliolatus, Gould. 



Plate 17, figure 1. 

 Reddish fawn color, coarsely obliquely reticulated with slate- 

 colored lines ; mantle concentrically marked with slate color, 

 foot projecting around and forming a border to the body which 

 is obliquely lineated ; tentacles small and short. 

 Length three and a half inches. 



Neighborhood of Puget's Sound, Oregon. 



Family PHILOMYCENID^. 



TEBENNOPHORUS, Binney. 



1. Tebennophorus Carolinensis, Rose. 



Plate 17, figure 6. 



Whitish or yellowish-white, sometimes unmarked, but gene- 

 rally with clouds or spots of brown or black, forming three ill- 

 defined longitudinal bands ; tentacles blackish, surface longitud- 

 inally rugose. 



Length three to four inches. 



New England States to South Carolina, and westward to 



Missouri. 



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