198 LIMAX. 



Var. SERIATUS, Lessona and Pollonera. Shield reddish brown ; 



back whitish, the rugae and carination reddish, seriately 



black-spotted. 

 Var. ARTHURI, Lessona and Pollonera. Shield reddish brown; 



back flesh-red, confusedly zoned with black and reddish 



rugae. 

 Var. ZONATUS, Lessona and Pollonera. Shield brown, back with 



alternate reddish and black zones. 



Subspecies CALLTCHROUS, Bourguignat. 



Carina red ; shield brownish with lighter spots ; pulmonary 

 orifice black-margined. 



Var. VERSICOLOR, Lessona and Pollonera. Yellowish, with two 



blackish zones, and a few black spots around the margin ; 



shield blackish, with wine-colored spots. 

 Var. HYBRIDUS, Lessona and Pollonera. Brownish, carina red*, 



dorsal rugse red, disposed, in zones; shield blackish with 



indistinct wine-colored maculations. 



Subspecies GESTRI, Lessona. 



Carina yellowish or orange, back maculated with black ; shield 

 unicolored ; pulmonar}^ orifice black-margined. 



Var. NIGROZONATUS, Lessona and Pollonera. Shield yellowish 

 ash, back brown, carina and dorsal zone orange, almost 

 reaching the shield, with two black zones. 



Var. PULCHER, Lessona and Pollonera. Shield yellowish ash, 

 back lighter, carina and a wide dorsal zone reaching the 

 shield sulphur-color, flanks with blackish and sulphur inter- 

 rupted zones. 



Subspecies BONELLII, Lessona. 



Back unicolored, with yellow or orange carina ; shield uni- 

 colored, pulmonary orifice black-margined. 



Var. ATERRIMUS, Lessona and Pollonera. Blackish unicolored, 

 carina yellowish. 



Var. FLAVONIGER, Lessona and Pollonera. Black, the dorsal 

 zone and carina yellowish, the former in two series. 



Var. CITRINUS, Lessona and Pollonera. Olivaceous brown, carina 

 citron-color, half the length of the back. 



