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PALEONTOLOGY OF NEW YORK. 
PARACARDIUM, Barrande. 1881. 
Paracardium Doris. 
PLATE LXX, FIGS. 10, 11. 
Cardiola Doris, Hall. Pal. N. Y., vol. v, pt. 1. Plates and Explanations: PI. 70, figs. 10, 11. 1883. 
Shell minute, broadly ovate; length and height nearly equal'. Pallial margin 
regularly curving, except on the posterior slope, which is sub-truncate. 
Valves gibbous in the middle and above. 
Beaks anterior to the centre, prominent, incurved. 
Surface marked by numerous fine radii, with narrow interspaces. 
A specimen has a length of 3.5 mm. and a height of 4 mm. 
This form is similar to several species of the genus illustrated by Barrande. 
The figures given on plate lxx do not properly represent the form of the spe¬ 
cies. 
Formation and locality. In the soft shales of the Portage group, at Shakers’ 
Mill, Cashaqua creek, N. Y. 
