4 Brack. 
[1918] 
VII. Brackiopoda. 
Carboniferous. 
II.— SUBJECT INDEX. 
GENERAL. 2003 
Preservations of colour in fossil 
Bracliiopods ; Oppenheim, 27. 
STRUCTURE. 2007 
Spicules and shell structure ; Thom- 
son, 39 ; Cayeux, 3. 
iETIOLOGY. 2015 
Variation, Airy fa reticularis ; 
Thomas, 38. 
EVOLUTION. 2023 
Evolution, Megathyris ; de Morgan, 
26. 
DISTRIBUTION. 2027 
(a) Regent. 
Antarctic and New Zealand ; J ack- 
son, 16 ; Thomson, 39. 
Distribution in southern seas ; 
Thomson, -39. 
Scotland ; Chumley, 5. 
(0) Fossil. 
Palaeozoic. 
Japan ; Hayasaka, 13-15. 
Cambrian. 
Norway; Kieer, 21. 
Ordovician. 
Australia ; Ohapman, 4. 
Silurian. 
Sweden ; Troedsson, 42. 
Hudson’s Bay ; Savage, 31. 
Devonian. 
Belgium ; Asselbergs, 1 ; Maillieux, 
24, 25. 
Michigan ; Stauffer, 36. 
Iowa ; Thomas, 38. 
Argentina ; Clarke, 7, 
England ; Parsons, 28. 
Wales ; Dixey and Sibly, 10. 
Belgium ; Del6pine, 9. 
Elba ; de Stefani, 37. 
Iowa ; Lees and Thomas, 23 ; 
Smith, 33—35. 
Wyoming ; Branson and Greger, 2. 
Permian. 
Japan ; Hayasaka, 15. 
Triassic. 
Italy ; Scalia, 32. 
Now Zealand ; Trechmann, 41. 
Jurassic. 
Morocco ; Kilian, 22. 
France ; Reboul and Faure-Marguerit, 
29 ; Couffon, 8. 
England, Franco and Germany ; 
Rollier, 30. 
Spain ; Jimenez de Cimeros, 20. 
Cretaceous. 
Maryland ; Gardner, 12. 
Tertiary. 
Antarctic ; New Zealand ; Thom- 
son, 39. 
III.— SYSTEMATIC. 2031 
•j Acrotreta antipodum sp. n. Viotoria 
Ordovician, Chatman Proo. it. Sue. 
Viet. 80 p. 145. 
Amphithyris gen. n. p. 20 for buck- 
mani sp. n. New Zealand p. 22, Thomson 
Australian Antarctic Exp. C 4 p. 3. 
Atrypa reticularis , Thomas 38. 
■\Bouchardia, generic chars., minima 
sp. n. New Zealand Miocene, Thomson 
Geol. Mag. 5 p. 260. 
\Callonema perlata sp. n. Michigan 
Devonian, Stauffer J. Geol. Chicago 
26 p. 559, 
