Tuatara: Volume 10, Issue 1, April 1962

Fig. 3: Graph showing number of species of Mollusca at different depths in New Zealand seas down to about 6,000 feet, and in the Kermadsc Trench at hadal depths. Main curve generalised

Fig. 3: Graph showing number of species of Mollusca at different depths in New Zealand seas down to about 6,000 feet, and in the Kermadsc Trench at hadal depths. Main curve generalised.

Fig. 3: Graph showing number of species of Mollusca at different depths in New Zealand seas down to about 6,000 feet, and in the Kermadsc Trench at hadal depths. Main curve generalised.