Rhytida Explained

Rhytida is a genus of medium-sized, air-breathing, predatory land snails, terrestrial pulmonate gastropod molluscs in the family Rhytididae.

This is the type genus of the family.

Distribution

This genus is endemic to New Zealand.^[1]

Species

Species and subspecies recognised in the genus Rhytida are:^[2]

• Rhytida australis Hutton, 1883 Stewart Island/Rakiura
• Rhytida citrina Hutton, 1883 South Island
• Rhytida greenwoodi
  • Rhytida greenwoodi greenwoodi (Gray, 1950) North Island
  • Rhytida greenwoodi webbi Powell, 1949 South Island
• Rhytida meesoni
  • Rhytida meesoni meesoni Suter, 1891 South Island
  • Rhytida meesoni perampla Powell, 1946 South Island
• Rhytida oconnori Powell, 1946 South Island
• Rhytida otagoensis Powell, 1930 South Island
• Rhytida patula Hutton, 1883 South Island
• Rhytida stephenensis Powell, 1930 Stephens Island, Cook Strait

Note that the species/subspecies status of some of the above taxa is unclear and differs between sources.

Further reading

• Efford M. G. 1998 Distribution and status of native carnivorous land snails in the genera Wainuia and Rhytida. Science for Conservation 101: 1–47.

Notes and References

1. [Arthur William Baden Powell|Powell A. W. B.]
2. http://www.mollusca.co.nz/checklist.php?page=12#Rhytididae Checklist of New Zealand Mollusca