220 stenopidjE. 



stones, and among leaves and dead twigs ; it has a small pore 

 or disk towards the hind margin of the mantle, which is of 

 a bright shining green by day, and luminous in the dark. 



Genus PHILOMYCUS, Kafinesque. 



Animal slug-like, elongated, tapering behind. Eye-pedun- 

 cles and tentacles retractile. Mantle shield-like, very large, 

 covering the whole of the back ; orifice of respiratory sac 

 at the right anterior border. Foot simple behind. 



Shell ? 



Syn. Limacella, Blainv. Meghimatium, Van Hasselt. 

 Tebennophorus, Binney. Incillaria, Benson. 



Ex. P. Carolinensis, Bosc, pi. 79, fig. 8. 



The type of this genus, which is the Limax Carolinensis 

 of Bosc, is found in the Southern States of North America, 

 living principally under the bark of dead trees in humid 

 places ; the peculiarity of the genus consists in the great 

 development of the dorsal shield or mantle, which covers the 

 greater part of the back. 



Species of Philomycus. 



bilineatus, Cantor. dorsalis, Binney. 



Carolinensis, Bosc. 



Fam. STENOPHhE. 



Teeth numerous, nearly uniform, on a very broad lingual 

 band. Body spiral, distinct from the foot. Eye-peduncles 

 and tentacles retractile under the skin. Mantle produced 

 into lobes at the fore part ; respiratory orifice on the right 



