Note 47 — Chapter II · LAND AND FRESH-WATER MOLLUSCA, THEIR HABITS AND GENERAL ECONOMY
Reading edition
Zoologist, ii. p. 296; iii. p. 833; iv. p. 1216; iii. p. 1036; iv. p. 1216; iii. p. 1037.
Reading edition
Zoologist, ii. p. 296; iii. p. 833; iv. p. 1216; iii. p. 1036; iv. p. 1216; iii. p. 1037.