Acropora subglabra Brook 1891

Acropora subglabra (Brook, 1891)

Madrepora subglabra Brook, 1891: 470; 1893: 186, pl. 29 fig. C.

Acropora spiniformis Eguchi & Shirai, 1977: 493.

Type locality. South Seas (lectotype NHM).

MTQ Holdings. Maldives: G52012, G59747; Thailand: G55932–33, G56002–0 3, G56438, G63007; Malaysia: G41127, G53886 Sabah; Indonesia: G50371–72, G59067 Bali; G51044–48 Nusa Tenggara; G51786 Tukangbesi Islands; G51049–51 Taka’bonerate; G50511 Flores; G50363–70, G51052–61, G59058, G59063, G59065–66 Kalimantan; G50355–56 Semau; G35512, G47722–27, G50353–54, G50360–62, G51645–47, G55449–51, G58793, G59387 Sulawesi; G51648–65, G52425–26, G63155–56 Halmahera; G47713–21, G58897 Banda Sea; G50357–59, G50512 West Timor; Australia: G41147, G41162 North; G29333, G41147, G41162 West; G29334–51, G31162–63, G56922, G57015–17 Great Barrier Reef; G31161 Coral Sea; Palau: G56846–48, G56855, G56879, G56900; Papua New Guinea: G35831, G53195–04, G54551–54, G54660–62, G57121–24, G59116; Micronesia: G59642 Pohnpei; Solomon Is.: G57917–18, G58589; New Caledonia: G40878, G40885, G40891, G40893–94, G61199; Fiji: G40924, G40940.

Species group: echinata.

Description. Colony outline: indeterminate, predominantly hispidose. Branches: tertiary branching order present; length: 25–50 mm; diameter: 2.5–4.9 mm, 50/50 axial/radial, terete; radial crowding: not touching; axial/radial ratio: <1:10. Axial corallites: two synapticular rings; porous; outer diameter 0.8–1.5 mm; inner diameter 0.3–0.8 mm; primary septa to 2/3 R. Radial corallites: medium; two synapticular rings; one size or graded; inner wall developed; shape: appressed tubular; openings: oval-rounded; primary septa to 2/3 R. Coenosteum: same on and between radials: costate; spinule shape: elaborate.

Further literature. Nishihira & Veron (1995), Wallace & Wolstenholme (1998), Wallace (1999), Veron (2000), Turak & DeVantier (2011).