THE COASTAL PLAIN OF NORTH CAROLINA.

iient xray; fine, Joos Sands. 06. i. ek
Light gray, very coarse, loose sand with small pieces of gray
sand rock, and many small water-worn fragments of
sharks’ teeth, plates, etc...... Mts hee
Fine, loose, light gray, micaceous sand..................4.
_ Very coarse, gray, slightly argillaceous, calcareous sand
Marl, consisting of coarse, gray, slightly argillaceous sand,
and containing Ostrea larva Lamarck, Paranomia scabra
(Morton), pelecypod fragments, mainly Ostrea, sharks’ -
COGiNy et MGR Et Gss ogi poate 6 ee a eo oa ae
Sandy, argillaceous marl with one large chunk of gray, cal-
eareous clay. The marl contains a large amount of frag-
mentary shell material, including Erogyra costata Say,
: ‘Marl, similar to preceding, containing Bxogyra costata Say