HKI.IX. 



whorls Hat, carinatcd, tin? carina fitting into the sutuiv; hot whorl 

 convex, rounded at the periphery, Indented around the umbilicus, 

 rather abruptly deflexed anteriorly; aperture oval, very oblique; 

 peristome expanded, white, sublabiate, the mai-iio arena; 

 converging, joined by a white parietal callus; basal mar-in ivflexrd, 

 not adnate, partially concealing the umbilicus. 

 Diain. 36, alt, 19 mill. 



Crete', lUnxl,*; /Wrx/ /'//*. 



The tyi)ical form is the small island variety of Crete. Tin- la re- 

 form found about Jerusalem has been called var. hierosofi/m" 



Var. C^ESAREANA Parreyss. PL 61, figs. 100, lOOa, lonb. 



This form may be distinguished by the usually complete! v d.^-d 

 umbilicus, the keel on the body whorl distinct, at lca-t at its ..ri-in. 



Var. MAi/rxrANA Parreyss. PL 55, figs. 53, 54. 



Subcovered umbilicate, subdepressed, solid, obliquely arcuately 

 rather roughly striate, opaque, whitish, marked with interrupted 

 brown bands; spire subconoidal, apex obtuse; whorls 4 to 4J, the 

 inner ones carinated, the last depressed, subangulated, (the angle 

 becoming evanescent toward the last), anteriorly deflexed, the ha>e 

 not inflated ; aperture very oblique, suboval, dull flesh-colored 

 within; peristome white, the margins joined by a light callus, the 

 right margin expanded, columellar broadly reflexed, almost entirely 

 covering the umbilicus. Diam. 28, alt. 13 mill. (Pfeiffer.) 



I!h odes. 



If. ecesareana var. nana Mouss. is synonymous. 



Var. MASAD.E Tristram, 1865. Unfigured. 



Umbilicate, depressed, solid, whitish, transversely regularly and 

 deeply striate above and below; ornamented with evanescent In-own 

 white-interrupted zones ; whorls 5, the upper carinated, plane, pro- 

 duced at the sutures, the last deeply deflexed; aperture oblique, 

 rounded; peristome reflexed, expanded, frequently concealing -the 

 umbilicus. 



Diam. 30, alt. 14 mill. Diam. of aperture 13, alt. 11 mill. 



Sebbeh (formerly Masada) Palestine, and the most barren and 

 sterile mountains from there to Jebel Usdum, the salt-mountain. 

 The deep and regular striation of this shell at once distinguish.- it 

 from H. spiriplana, for a small variety of which (such a- that which 

 Conrad has described under the mune //. /ithophaga) it mi-ht other- 

 wise be mistaken. (Tristram.') 



