Figure 34. Acropora darrellae sp. nov. Holotype, NHMUK PI AZ 7105, TF56, Badak, East Kalimantan, Early to Middle Miocene (14.8–17.9 Ma). A, aspect of a colony in the field showing two main branches horizontally preserved. B, composite reconstruction of the same branches. C, AZ 7105a, detail of main branch showing the arrangement of primary branches, their broken bases and axial corallite in transverse section. D, AZ 7105b, detail of a branch showing the arrangement of appressed tubular radial corallites. E, AZ 7105c, electron micrograph of a tubular axial corallite with incipient radial. F, AZ 7105d, electron micrograph of a primary branch showing tubular appressed radial corallites. G, AZ 7105d, detail of coenosteum with aligned and reticular elaborate spinules.

Published as part of Santodomingo, Nadiezhda, Wallace, Carden C. & Johnson, Kenneth G., 2015, Fossils reveal a high diversity of the staghorn coral genera Acropora and Isopora (Scleractinia: Acroporidae) in the Neogene of Indonesia, pp. 677-763 in Zoological Journal of the Linnean Society 175 (4) on page 744, DOI: 10.1111/zoj.12295, http://zenodo.org/record/5339562