82 
S. I. Smith — Crustaceans of the Atlantic Coast. 
Locality. Sex. 
Rostral 
Dorsal teeth 
Length. 
Formula. 
of rostrum. 
Pterygostomian spine. 
k, 8 
34 -Omni 
2 + 3 
4 
Well-developed. 
Rudimentary. 
ffi 
354 
2+4 
3 
4t 
Very small. 
f 
395 
3 + 5 
4 
“ 
Scarcely perceptible. 
9, 
43-0 
2 + 3 
2 
Very small. 
Rudimentary. 
b, 
320 
? ? 
3 
Scarcely perceptible. 
Small. 
b, 
33 0 
? ? 
3 
Very minute. 
Absent ? 
m, “ 
34-0 
2 + 3 
4 
Very small. 
Wholly absent. 
n. 
36-0 
2? + 3? 
4 
Very minute. 
Wholly absent. 
h, 
37 0 
? ? 
2 ? 
Scarcely perceptible. 
Wholly absent. 
e, “ 
300 
0 + 0 
~3 
Absent. 
Very rudimentary. 
e, 
31'0 
0 + 0 
3 
“ 
Very rudimentary. 
e, 
320 
0+0 
0 ? 
U 
Wholly absent. 
k, $ 
29-4 
2 + 3 
Well-developed. 
W ell-developed. 
k, 
31.0 
3 + 3 
“ 
t, 44 
330 
2 + 3 
3 
tt 
U 
e . 44 
335 
2 + 2 
li 
9: 
350 
2 + 4 
4 
it 
C. “ 
40 0 
2 + 3 
2 > 
U 
i, 44 
41-0 
2 + 3 
ti 
a 
n. 44 
424 
2 + 2 
4 
“ 
n, 
45-0 
2 + 5 
' 3 
ll 
u 
n , u 
480 
3+4 
3 
U 
“ 
n, 
49-0 
2+4 
5 
u 
li 
l, 
55-0 
2 + 3 
3 
li 
u 
d, 
550 
2 + 3 
2 
u 
it 
9, 
56-0 
2 + 4 
3 
u 
ti 
a , “ 
560 
2 + 3 
3 
<( 
u 
