GENERAL AND ANATOMICAL. 
Brack. 3 
but full references are given, and many quotations from auatomical 
works.- The classification adopted is as follows : — 
Or 
CO 
to 
»— i 
O 
a 
w 
H 
H 
tZJ 
o 
w 
w 
W 
w 
t> 
KJ 
w 
, w 
3 
% 
o 
o 
p 
w 
p 
£ 
3 
fe 
Id 
o 
5S 
O 
3 
■W 
► 
H 
g. 
•fT 
M 
P 
P 
b 
a 
p 
3 
5 
fe 
& a. 
g>«f 
cr 1 ^ 
OQ Sh 
• o 
^ § 
ft* Hj 
-* i_i. 
Ch o' 
CD p" 
i-S •-< 
CD 
VI • 
O 
<rt- 
VI 
CD 
e-t- 
Pj 
CD 
M b. 
2. ^ ■ - o 
s* S' 
- § of 
M O ^ 
B:*.M 
k 
GO <2 
e: s: 3. <l 5' e: s: 
U 1 
d 
CD CQ 
CJ 1 (5 
CD 
Ha 
P 
a 
o r _ 
CD p 
oq 
W 
G0« 
d | g> 
1 cr i o' 
0Q CK5 
; tv'' 5 * ^ 
| tS i 
ss r 
u * 
fe o 
1 m 
0 
a 
a" 
1 
►a 
CO 
ft J5* 
% P 
S? 5 
cr erg 
dq* 
a 
vj 
CD o' 
S- ^ 
s- 09 
$ o 
& g C 
-5 *Z CD 
ft' 3. g 
s 
ft 
9 
0 
(K 
o 
h 
g- 
CfQ* 
a 
VI 
GO 
•a 
toobsWHOOHWO'H os to a> to o o oo 
to w M M t-» to 
•o 
Davidson’s monograph of the British fossil Brachiojpoda is completed 
by the issue of vol. vi, containing the bibliography. [See Davidson & 
Dalton.] 
Differences in structure between the lower and upper valves are 
detailed. In Crania the shell is tunnelled by canals invested by a plexus 
1886. [vol. xxiii.] d 8 
m CD w H cn to b 
a 
p 
o 
CD 
'I 
■ B 
