LI So) A 
Fies. 7—10. 
Figs. 11—12. 
Figs. 13—14, 
PLATE IV. 
Ovura antiquata, D’Orb.; p. 47; 1, front-, 1 a, back-, 1 4, posterior-views; from 
Arrialoor ; Arrialoor group. 
Cyprma (Luronta) Newsotpt, ford.; p. 54; 2, back-, 2a, front-, 20, posterior- 
views of a well preserved specimen from near Andoor; 3, front-view of a cast from 
W. of Kullygoody; all from a light coloured gritty sandstone of the Zrichinopoly 
group, but close to the boundary of the Arrialoor group. 
Cyprma (Luponta) Cuntirret, ford. ; p. 55; 4, front-, 40, posterior-, 4a, back-views 
of a specimen, partly completed from another; near Veraghoor im the Arrialoor 
group. 
Cyrrma (Luronta) prtunosa, Sfol,; p. 53; 5, front-, 5 4, posterior-, 5 a, back-views 
of a specimen from near Moraviatoor in the Ootatoor group. 
Cyprma (? Erona) anomata, Stol.; p.56; 6, front—, 6 J, posterior—, 6 a, back-views 
of a specimen, which on the posterior portion is devoid of shell; from near 
Vylapaudy ; Arriatoor group. 
Cyrerma Kayrr, Fortes; p. 56; 7, front-view of a specimen from near Andoor ; 
Trichinopoly group; it has the callose inner lip partly preserved, and shows the 
dentition; 8 and 10 are specimens from the S. of Serdamungalum (Lrich. group) ; 
they are casts without a trace of shell; 9 is a representation of a specimen from 
near Arrialoor (Arr. group) ; it is equally a cast, but traces of dentition are 
pereeptible on the inner marginal impression of the outer lip. 
Cyrrma (Artcta) ricutina, Stol.; p. 53; 11, front-and posterior-views of a youne 
5) 2 ) i y (=) 
specimen from the sandstones IV. of Kullygoody (Trich. group) ; 12, front-, 
posterior-, and back-views of a larger specimen from Alundanapooram (Lrich. 
group) ; the probable shape of the specimen has been restored in outline. 
Erato Veracnoorensis, Séol.; p. 59; 13—13 4, front-, posterior-, and back-views 
of a young specimen, and 14-14 4, the corresponding views of an apparently full 
grown specimen ; the wanting portions have been restored in outlne to their 
probable shape; both specimens from the Arrialoor beds near Veraghoor, occurring 
in light coloured sandstones. 
