Note 1430 — Chapter XXXIX
Reading edition
Gutbier (49) Pl. viii. fig. 7. For a fuller account of Palaeozoic records, see Seward (95) A. p. 9.
Reading edition
Gutbier (49) Pl. viii. fig. 7. For a fuller account of Palaeozoic records, see Seward (95) A. p. 9.