retromargin
English
Etymology
From
retro-
+
margin
.
Noun
retromargin
(
plural
retromargins
)
(
zoology
)
The
posterior
margin
of the
fang
furrow
in the
chelicera
.
Coordinate terms
promargin
Related terms
retromarginal
References
Richard J. Adams (
2014
)
Field Guide to the Spiders of California and the Pacific Coast States