In 2020, Deans was gifted several sections of the pillars' extracted cores to use in his work. However, he soon noticed the fossil embedded in one of them and brought it to Canterbury Museum for identification. Senior natural history curator Dr Paul Scofield identified the fossil as a currently unnamed ancient species of turtle - and noticed a connection to another specimen in the museum collection. In 1880, a similar turtle fossil was donated to the museum by James Tait, a prominent Christchurch builder who worked on many of the city's stone buildings. Like the fossil discovered by Deans, it...