378 PEOCEEDINGS OF THE NATIONAL MUSEUM VOD. 85 



KEY TO THE SUBSPECIES OF CHONDROPOMA (CHONDROPOMISCA) UNILABIATUM 



Sculpture strong. 



Outer lip with a deep orange axial zone within. 



Shell pale orange unilabiatum 



Shell deep orange rubrum 



Outer lip without a deep orange axial zone within dunkeri 



Sculpture not strong obsoletum 



CHONDROPOMA (CHONDROPOMISCA) UNILABIATUM UNILABIATUM (Gundlach) 



Pfeitfer 



Plate 39, Figure 3 



1860. Cyclostoma (Chondropoma) unilabiatum (Gundl.\ch) Pfeiffer, Malak- 

 ozool. Blatter, vol. 7, p. 31. 



This race comes from the Fort at El Paraiso, Baracoa. It is 

 smaller and paler red than C. (C.) unilabiatum ruhi^im and also has 

 the red axial zone of the inside of the outer lip paler and less 

 extensive. 



The specimen figured, U.S.N.M. no. 354940, is one collected by 

 Gundlach. It has 4 whorls remaining and measures: Length, 9.5 

 mm ; greater diameter, 6.3 mm ; lesser diameter, 5.2 mm. 



CHONDROPOMA (CHONDROPOMISCA) UNILABLATUM RUBRUM, new subspecies 



Plate 39, Figure 1 



This race comes from the east side of Baracoa Harbor. It is dis- 

 tinguished from typical C. (O.) uniJahiatum by its larger size and 

 much more intensely red coloration of both shell and interior of 

 outer lip. 



The type, U.S.N.M. no. 468967, has 4.5 whorls remaining and meas- 

 ures: Length, 11.4 mm; greater diameter, 7.8 mm; lesser diameter, 

 6.0 mm. 



CHONDROPOMA (CHONDROPOMISCA) UNILABIATUM OBSOLETUM, new subspecies 



Plate 39, Figure 7 



1860. Cyclostoma {Chondropoma) vnilahiatum /3 (Gundlach) Pfeiffer, 

 Malakozool. Blatter, vol. 7, p. 31. 



This subspecies comes from Mat a, east of Baracoa. Here the color 

 varies from white to yellow to pale orange, while the axial and spiral 

 sculpture in both are decidedly reduced. 



The type, U.S.N.M. no. 354941, has 4 whorls remaining and meas- 

 ures: Length, 10.2 mm; greater diameter, 6.5 mm; lesser diameter, 

 5.3 mm. 



