Acropora dendrum (Bassett-Smith, 1890)

Wallace, Carden C., Done, Barbara J. & Muir, Paul R., 2012, Revision and catalogue of worldwide staghorn corals Acropora and Isopora (Scleractinia: Acroporidae) in the Museum of Tropical Queensland, Memoirs of the Queensland Museu Nature 57, pp. 1-258 : 46

Acropora dendrum (Bassett-Smith, 1890)

( Fig. 21 )

Madrepora dendrum Bassett-Smith, 1890: 452 .

Type locality. Macclesfield Banks, China Sea (lectotype NHM).

MTQ Holdings. Thailand: G52642, G55998; Australia: G27268–70, G27272–73, G27275–78, G27380, G27382 Great Barrier Reef; Philippines: G41560; Papua New Guinea: G53316; New Caledonia: G40880. Chesterfield Atoll: G27274.

Species group: selago.

Description. Colony outline: determinate, predominantly corymbose. Branches: tertiary branching order absent; length: 2 5–50 mm; diameter: 5.0–9.9 mm, axial-dominated, terete;

radial crowding: not touching; axial/radial ratio:>1:10. Axial corallites: two synapticular rings; porous; outer diameter 1.4–2.2 mm; inner diameter 0.5–1.2 mm; primary septa to ¾ R. Radial corallites: medium; two synapticular rings; one size or graded; inner wall not developed; shape: dimidiate/lipped; openings: cochleariform; primary septa to 2/3 R. Coenosteum: same on and between radials: reticulate; spinule shape: laterally flattened.

Further literature. Nishihira & Veron (1995), Wallace (1999), Veron (2000), Turak & DeVantier (2011).

Figures

FIG. 21. Acropora dendrum, Agarti Island, Lackshadweep, India, 2006 (photo: P. Muir). Map of documented distribution: blue squares = MTQ specimens; pink squares = literature records; orange diamonds = type localities (where given), including primary synonyms.