browse words by letter
a
b
c
d
e
f
g
h
i
j
k
l
m
n
o
p
q
r
s
t
u
v
w
x
y
z
more about gnathostomata
gnathostomata |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Gnathostoma \Gna*thos"to*ma\, n. pl [NL., from Gr ? the jaw + ?, ?, the mouth.] (Zo["o]l.) A comprehensive division of vertebrates, including all that have distinct jaws, in contrast with the leptocardians and marsipobranchs (Cyclostoma), which lack them [Written also {Gnathostomata}.] From WordNet r 1.6 [wn]: Gnathostomata n : comprising all vertebrates with upper and lower jaws [syn: {Gnathostomata}, {superclass Gnathostomata}]
more about gnathostomata