Hochstetter's land snail. Photo: K.Walker.

Powelliphanta snail: beautiful giants of the forest floor

Hidden away in New Zealand’s forests and grasslands is a bewildering array of native land snails, which range from the microscopic to the massive.

Among these are at least 21 species and 51 sub-species of Powelliphanta snails – which represent some of the most distinctive invertebrates in New Zealand.