10 Brack. — Bry. 
[1921] 
VII. 
II. — SUBJECT INDEX. 
STRUCTURE. 
Lang, 11 ; Williams, 21 ; Clark & 
Wheeler, 8 ; Loppens, 12. 
ETHOLOGY. 
Os BURN, 15. 
AETIOLOGY. 
Lang, 11. 
DISTRIBUTION. 
(a) Recent. 
England, Tattersall, 17 ; France 
(Freshwater), Canu, 6 ; Arabian Sea 
and India, Robertson, 16; Japan, 
Okada, 14; China, Robertson, 
16 ; Australia, BretNall, 2 ; Juan 
Fernandez, Marcus, 13. 
(b) Fossil. 
Palaeozoic. — Italy, Vinassa de 
Regny, 18. 
Ordovician. — Arctic (Bear I.), IIolte- 
dahl, 9 ; Canada, Wilson, 22 ; Sou- 
thern China, Yabe & Hayasaka, 23. 
Carboniferous. — Germany, Huffner, 
10 ; United States, Weller, 20. 
Cretaceous. — Europe, Lang, 11 ; 
Pyrenees, Canu, 4. 
Tertiary. — British, Bell, 1 ; France, 
Canu, 3, 5 ; Italy, Cipolla, 7 ; Sicily, 
Canu, 5. 
III. — SYSTEMATIC. 
■\Acanthoporifera subtrib. n. of 
Diplotrypacea q.v., incl. Acanthotrypidae 
fam. n. and Monliculiporidae em., 
Vinassa de Regny Atti Soc. Ital. Sci. 
Nat. 59 p. 220. 
\Acanikoirypella gen. n. type Bato- 
stoma variabile, Vinassa de Regny 
Atti Soc. Ital. Sci. Nat. 59 p. 221. 
t~4 cantkotrypina subgen. n. of 
Acanlhotrypa type Rhombotrypa spinuli- 
fera, Vinassa de Regny Atti Soc. 
Ital. Sci. Nat. 59 p. 221. 
Bryozoa. 
^Adconellopsis cimex, sp. n. Tertiary, 
France p. 307 pi. 10 fig. 1, Canu Bull, 
soc. g6ol. Paris 18 1918 (1919). 
t Aeolopora nebulosa sp. n. Cretaceous, 
England, Lang Cat. Cret. Bryozoa 1921 
p. 163. 
\Alderina laxata, sp. n. Tertiary, 
France p. 298 pi. 8 fig. 4, Canu Bull, 
soc. g£ol. Paris 18 1918 (1919). — |A. 
filimargo, sp. n. Tertiary, France p. 299 
pi. 8 figs. 1, 2, Canu Bull. soc. geol. 
Paris 18 1918 (1919). — ■ \A . pyrenaica, 
sp. n. Cretaceous, Pyrenees p. 187 ph 5 
fig. 1 , Canu Bull. boc. geol. 19 1919 
(1920). 
•\Angelopora missa sp. n. Cretaceous, 
England, Lang Cat. Cret. Bryozoa 1921 
p. 120. 
t Aostipora gen. n. type Trematopora 
cystata, Vinassa de Regny Atti Soc. 
Ital. Sci. Nat. 59 p. 230. 
f Badogliopora gen. n. type Erido- 
trypa spinosa, Badoglioporina sub- 
gen. n. type Eridotrypa parvulipora, 
Vinassa de Regny Atti Soc. Ital. 
Sci. Nat. 59 p. 221. 
f Balticopora gen. n. type Hemi - 
phragma tenuimurale, Vinassa de 
Regny Atti Soc. Ital. Sci. Nat. 59 
p. 220. 
f Ballicoporella gen. n. type Hemi - 
phragma glabrum, Vinassa de Regny 
Atti Soc. Ital. Sci. Nat. 59 p. 220. 
f Batostomella anliqua sp. n. Ordo- 
vician, Southern China, Yabe & Haya- 
saka Geogr. Rep. Tokyo 1920 p. 43. 
f Batostomellina subgen. n. of Bato ■* 
8tomella type B. granulifera, Vinassa de 
Regny Atti Soc. Ital. Sci. Nat. 59 p. 227. 
Beania ostia sp. n. India, Robertson 
Reo. Ind. Mus. xxii 1921 p. 38. 
■ \Beisselinalabiatula , sp. n. Cretaceous, 
Pyrenees p. 197 pi. 5 figs. 17, 18, Canu 
Bull. soc. g6ol. 19 1919 (1920).— 
mucronata, sp. n. Cretaceous, Pyrenees 
p. 197 pi. 5 figs. 19, 20, Canu Bull. soc. 
geol. 19 1919 (1920). — fi?. puslulosa 
sp. n. Cretaceous, Pyrenees p. 196 pi. 4 
figs 3, 4, Canu Bull. soc. g6ol. 19 1919 
(1920). 
\Berenicea striatula, sp. n. Tertiary. 
France p. 309 pi. 1 1 figs 1-6, Canu Bull, 
soc. g6ol. Paris 18 1918 (1919). 
