218 
HORN EXPEDITION—MOLLUSCA. 
EXPLANATIONS OF PLATES. 
In all cases the natural size of the shell is indicated or the exact magnification is 
stated on the plate. 
Plate XYII. 
1. —Microphyiira hemiclausa, Tate. 
a, three-quarter ventral aspect, showing aperture; b, dorsal aspect. 
2. — Charopa cenmla, Tate. 
o, b, c, lateral, dor.sal and ventral aspects. 
3. — Charopa planorbulhia, Tate. 
a, b, r, lateral, dorsal and ventral aspects; d, ornament, highly magnified. 
4. —Flammulina retinodes, Tate. 
rt, b, lateral and ventral aspects ; r, ornament, highly magnified. 
5. — Thersites sublevata, Tate. 
a^ b, lateral and ventral aspects. 
6. — Aftgase/la setigera, Tate. 
a, b, c, dorsal, lateral and ventral aspects ; d, ornament, highly magnified. 
7. — Angaseila euzyga^ Tate. 
a, b, c, dorsal, lateral and ventral aspects. 
Plate XVIII. 
8. — Angaseila wbineckeana, Tate. 
O', <r, dorsal, ventral and lateral aspects. 
9. — Angaseila papillosa, Tate. 
a, b, lateral and ventral aspects. 
10. —Chloritis sgna??mlosa, Tate. 
<7, b, lateral and ventral aspects; e, ornament, highly magnified. 
11. —Badistes grandituberculata, Tate. 
a, b, lateral aspects; c, view of ba.se; d, ornament, highly magnified. 
12. —Badistes wattii, Tate. 
a, b, <r, dorsal, ventral and lateral aspects. 
13. —Liparus spenceri, Tate. 
a, front view ; b, ornament of embryo, highly magnified. 
