20.

Planolites arcticus, N. Sp.

(B)—From the yellowish-gray, semi-crystalline, limestone:

Coelenterata.

1.

Strephodes pickthornii, Salter.

2.

Obscure remains of some form of hydroid which appears to indicate the presence of a species of graptolite, too imperfectly preserved for identification.

Echinodermata.

3.