ABYSSINIAN HOMORUS. 135 



Var. Ihotellerii Bgt. PL 58, fig. 47. 



This form has only 5 whorls, wider in proportion to length 

 than in varidbilis, a shorter columella, the outer lip always 

 with a cuticle bending inwards. Length 20, diam. 7, aperture 

 7.5 mm. high, 4 wide; penult, whorl 4 mm. high, 5.33 wide. 

 Asmara plateau, about 7200 ft. elev. 



8. variabilis var. B., JICK. t. c. p. 140, pi. 5, f. 24. 

 8. LhoteUerii BGT., Moll. Egypte, Abyss., etc. p. 10 (1879) ; 

 Malac. Abyssinie, p. 121. 



Var. jickelii Bgt. PI. 58, fig. 48. 



This variety has 11 whorls, and is distinguished by its largo 

 size, thin shell of a greenish color, larger embryonic whorl and 

 higher last volution. Length 30, diam. 7, height of aperture 

 7.25, width 4 mm. ; penult, whorl 5 mm. high, 6 wide. Col- 

 lected on the way from Genda to Asmara (Jick.}. 



Jickeli has described and figured the jaw and teeth of this 

 form. 



8. v. var. C., JICK., t. c. p. 140, pi. 5, f. 25; pi. 2, f. 4 

 (dentition) . Subulina jickelii BGT., Moll. Egypte, Abyss, etc., 

 p. 10 (1879) ; Malac. Abyss., p. 121. 



7. H. ANGUSTATUS (Jickeli). PI. 58, figs. 54, 55. 



Shell imperf orate, subulate, longitudinally striate under the 

 lens, vernicose, waxy greenish (?). Spire elongate, the apex 

 a little obtuse; suture suboblique, rather deep, seen to be 

 submarginate under a lens. Whorls 10%, somewhat convex, 

 the last descending, more than one-fourth the total length. 

 Aperture oval, acutely angular above, widened and receding 

 at the base. Columella rather deeply arcuate, subobliquely 

 truncate ; lip curved, thin, acute. Length 24, diam. 5.75, alt. 

 apert. 5.5, width 3 mm.; penult, whorl 3.75 mm. high, 3 

 wide (Jick.). 



Northeast Africa: Ravine of Asqaq, near Nakfa, in the 

 Habab range, Abyssinia. 



Stenogyra angustata JICK., Malak. Bl. 1873, p. 104; Reise- 

 bericht p. 60. Subulina angustata JICK., Moll. Nord-Ost- 



