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Webster 1913 Edition
Cauda galli
‖
Cau′da gal-li
,.[L., tail of a cock.]
(Paleon.)
A plume-shaped fossil, supposed to be a seaweed, characteristic of the lower Devonian rocks;
as, the
. cauda galli
gritCauda galli epoch
(Geol.)
, an epoch at the begining of the Devonian age in eastern America, so named from the characteristic gritty sandstone marked with impressions of
Cauda galli
. See the Diagram under Geology
.