_ Bra 

1891.] 
Bolley, L. H., The ony Scab, a Bac- 
terial Disease, 
Posto Se a 963. 
ea tuedix, 
= * oss i in ‘Asia, 841. 
ete 
eave’ 
Bos americanas 954. 
s, 283 
Boston paete of Natural Science, 205. 
Bos gore: of Natural History, 294, 
Botanical Con gress at Paris, 114. 
Ras a a oe Studie es, 66. 
Botan -177 , 869, 4738, 673, 
196 
m, 1079. 
the a ge Meeting o 
., C. E. Bessey, os 
es 
Boveri, pemali of Chromosomes, 
Index. 

Bovista cireumeissa Te. 
Black Har st Spider, Weed, 6 
Blastocyst of the Rabbit of os Days, | 
Plastodermic Vesicle with Two Layers, 
02 
Blastodermic Vesicles with Primitive 
4 reaks, 
Blast ic Vesicles with Primitive 
Streak and Head-Process, 707. 
pea 713. 
a Man 
and a Chimpanzee 
m amaret, . G. Wilder, 980. 
Brain of Laura Br idgman 1208. 

eee, pachyeephalus, 951. 
S 
Èe 
Poy 
A 
A ANR = 
: RoT S32 
a © 
ss TA 
sgis 
ag 
aes & 
a, 
>= 
3 oo 
=o 
čo 
© 
œ 
m 
+ 9 
American aes | 
Breunerite, 173. 
Brinachite, 1194. 
Brissopsis lyrifera 
British fai R 
nt of Science, Haeting, 1889 ; 
Advane 
Assoc’ sane Meeting 
Britton, N. ra v Cata _— of New cue 
Plants 
| Calciferous 
| Valle 
Calkins 
| 
z 
Museum, Wilson, 199. | 
os 
General Distribution of North 
American Plants, 961. 
Note on Genus Rhynchospora in 
North America, 962. 
Notes on a Monograph of the Genus 
Lechea, 962. 
a State as adane Botany 
n Nort a, 961. 
Ru ae i a is 
Brochure on Obere gars EIE 
S paoa in Zoology in the 
rsity at Chai pales Hi, 
Brock, G., z Dimorphism i in Antipatharia, 
Brookville pe Society of Natural His- 
Brii nel z eating Apparatus, 1195. 
Bucklandite, 
Buchloë aa i T 181,279. 
iginosus, 540. 
Bunge von e eraai , 1108. 
umpus, Sasy ate Professor of Zoology 
t Brown University, 
Burmeister’s Fossil Mammalia, 274. 
Burri , Note on the Rotting of 
58 
toto, ‘ 
e Genus Bacterium, 
New Species Salun- 
r from Indiana, 966. 
Butschli, fitis from, 492. 
a a Tenitation of Proto- 
c Movement, 492. 
maia (Fossil), 957. 
Cae Teeth as Evidence of Eyolu- 
tio 
Calamospiza melanocorys, 5 ; 
Formation in $ Sra 
z > : 
Calciothorite, 75. 
Calcite, 173. 
Calendula pia 314. 
Notes on Rare East 
Ten a Lichens, 1078. 
ra abnormi lobatum, 560. 
caru. 
PTA 560. 
cycloides, 560. 
aqueum, 
re 560. 
e, 560. 
PE x tons nuttallii, T79. 
Calvin, S., — Actinospherium 
eichhornii, 964. 
Calamine, 1193. 
