Disasterina is a genus of sea stars of the family Asterinidae. The genus occurs in the Indian and western Pacific Oceans.

Description and characteristics

Drawing of two sea stars
Disasterina longispina, dorsal and ventral view.

Disasterina are sea stars with five or rarely six rays (arms). The rays have wide bases and are well-defined. The body is thin. Disasterina range from small (D. spinosa: radius 14 mm (0.55 in)) to medium in size (D. abnormalis: radius 38 mm (1.5 in). Reproduction through fissiparity is not known to occur. D. longispina might have pedicellariae.

Species

There are six recognized species:

  • Disasterina abnormalis Perrier, 1875
  • Disasterina akajimaensis Saba, Iwao & Fujita, 2012
  • Disasterina ceylanica Döderlein, 1888
  • Disasterina longispina (H.L. Clark, 1938)
  • Disasterina odontacantha Liao, 1980
  • Disasterina spinosa Koehler, 1910