Skip to Content
Sign up
Report an error

Pectinia alcicornis

(Saville-Kent, 1871)

Colonies are irregular clusters of fluted flat laminae with exsert costae forming upwardly projecting spires and short walls. Upward projecting spires may be tall, becoming the dominant part of the colony. Columellae are well developed. Costae are characteristically toothed.

Colour: Mixtures of greens, yellows and browns with central parts of colonies usually darker than peripheral parts.

Habitat: Turbid water, especially on horizontal substrates.

Abundance: Usually uncommon.

Similar species:

Taxonomic note: Source reference: Veron (2000). Taxonomic reference: Veron and Pichon (1980). Additional identification guides: Veron (1986), Nishihira and Veron (1995).

Map displaying probable distribution of species. Points indicate recorded sightings from OBIS.
Pectinia alcicornis.  Great Barrier Reef, Australia.  The characteristic appearance of a colony in a shallow lagoon.  Len Zell.

Pectinia alcicornis.Great Barrier Reef, Australia.The characteristic appearance of a colony in a shallow lagoon.Len Zell.

Pectinia alcicornis.  Ryukyu Islands, Japan.  On a soft substrate.  Moritaka Nishihra.

Pectinia alcicornis.Ryukyu Islands, Japan.On a soft substrate.Moritaka Nishihra.

Pectinia alcicornis.  Philippines.  Small colony.  Charlie Veron.

Pectinia alcicornis.Philippines.Small colony.Charlie Veron.

Pectinia alcicornis.  Papua New Guinea.  The cups and spires of fronds.  Charlie Veron.

Pectinia alcicornis.Papua New Guinea.The cups and spires of fronds.Charlie Veron.

Pectinia alcicornis.  Papua New Guinea.  Surface detail.  Charlie Veron.

Pectinia alcicornis.Papua New Guinea.Surface detail.Charlie Veron.

Pectinia alcicornis.  Great Barrier Reef, Australia.  Showing a small colony.

Pectinia alcicornis.Great Barrier Reef, Australia.Showing a small colony.

Pectinia alcicornis.  Great Barrier Reef, Australia.  Showing common appearance.

Pectinia alcicornis.Great Barrier Reef, Australia.Showing common appearance.

Pectinia alcicornis.  Great Barrier Reef, Australia.  Showing corallites.

Pectinia alcicornis.Great Barrier Reef, Australia.Showing corallites.

Pectinia alcicornis.  Great Barrier Reef, Australia.  Showing corallites.

Pectinia alcicornis.Great Barrier Reef, Australia.Showing corallites.