Daily Archives: September 8, 2019

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Caloplaca maculata – Collected from type locality, south of Waitangi Wharf, Chatham Islands. Image: Allison Knight

The unexpected near demise of Caloplaca maculata from the Chatham Islands

The Chathams Islands group are the eastern-most expression of the New Zealand archipelago. Opinions vary as to the age of the current islands; geological evidence suggests that the current surface expression is anywhere from 2–3 million years old (Holt 2008) but the DNA evidence, based on molecular clock inferences indicates […]