or CONCHOLOGT. 317 



2. Tebennophorus dorsalis, Binney. 



Plate 17, figares 7, 8. 



Cylindrical, ashy blue with a black band on the middle of the 

 back, tentacles black ; surface minutely longitudinally rugose, 

 the posterior termination acute. 



Length 18 mill. 



Found in woods. Vermont, near Boston, near Philadelphia, 

 (Tryon). 



Family VERONICELLID^. 



VERONICELLA. 



1. Veronicella Floridana, Binney. 



Plate 17, figures 2 — 5. 



Elongate oval, extremities rounded ; back arched, slightly 

 wrinkled, dark ashy gray mottled with black, with a white line 

 in the middle and an ill-defined black band at a little distance 

 on each side of it; tentacles short, annulated, the lower ones 

 indistinctly bifurcate ; drab color below. 



Length 56 mill. 



Meta-lee-chee Key, Charlotte Harbor, "West coast of Florida,, 

 under moist earth. 



Family ONCHIDIIDiE. 



ONCHIDIUM. 



1. Onchidium Carpenteri, W. G. Binney. 



Plate 18, figure 39. 

 Lower California, 



25 



