antygidium
English
Etymology
From
Ancient Greek
ἄντυξ
(
ántux
,
“
rim
”
)
+
-idium
.
Noun
antygidium
(
plural
antygidia
)
A low,
platelike
ridge
of
shell
near the
beak
of the
dorsal
valve
of some
brachiopods