Figs. 3—4. 
Hig 5. 
Fig. 6. 
Figs. 7—8 
Fig. 9, 
Figs. 10—11 
Figs. 12—13. 
dee ese ae ste 
Figs. 15—1 6. 
PLATE IX. 
Vo.urTinituEs LatisEpTa, Stol.; p. 93; 1—la, front-and back-views of a specimen 
with smooth embryonal whorls and a fine spiral striation on the last; 2, back- 
view of a remarkably large specimen with few distant ribs; both specimens from 
. near Cumalypooram ; Arrialoor group. 
Voturtitirurs accumunata, Sol. ; p. 94; 83—38a, front-and back-views, and 4, front-view; 
both specimens from the neighbourhood of Olapaudy; the anterior portions 
of the shell have been restored in outline ; Zrichinopoly group. 
VoLuTitituEs murticata, Forbes, sp.; p. 94; front-view of an imperfect specimen from 
the west of Kullygoody ; ? Trichinopoly group. 
VOLUTILITHES RADULA, Sow., sp.; p. 95; front-and back-views of a very nearly complete 
specimen from the whitish sandstones near Kullyyoody ; ? Trichinopoly group. 
Lyria Formosa, Stol. ; p. 97; 7—7 a, front-and back-views of a specimen of usual size, 
the anterior portion restored in outline from another specimen; 8 showing the 
disposition of the columellar plaits; Ninanyoor ; Arrialoor group. 
Lyria crassicostata, Stol.; p. 98; front-and back-views; the shell surface is only 
partially preserved on the upper whorls; Comarapotham ; Arriatoor group. 
Lyrta eranutosa, Sfol.; p. 99; 10—10 a, front-and back-views of a large specimen, 
and 11, a fragment exhibiting the disposition of the plaits on the inner hip; both 
from the whitish sandstones between dudoor and Verayhoor ? Trichinopoly group. 
VoLutomiTra caNnaticuLata, Séo/.; p. 100; 12—12a, front-and back-views of a 
nearly complete specimen, but the aperture is too much obliterated by the adhering 
rock; 13, front-view of another specimen, showing two of the three columel- 
lar plaits present ; near Serdamungalum ; Trichinopoly group. 
Mirtreota cCITHARINA, Forbes, sp.; p. 103; front-and back-views of an imperfect 
specimen, the figure having been completed according to that of Prof. Forbes in 
Geol. Trans. ; Pondicherry ; Valudayur-or Arrialoor-group. 
TurricuLa ARRIALOORENSIS, Sto/. ; p. 104; 15-15, front-and back-views of a nearly 
complete specimen ; in 16 the outer hp has been partly removed so as to show the 
plaits on the inner lip; Comarapolliam ; Arrialoor group. 
