A new viviparous species of asterinid (Echinodermata, Asteroidea, Asterinidae) and a new genus to accommodate the species of pantropical exiguoid sea stars Dartnall, Alan J. Byrne, Maria Collins, John Hart, Michael W Zootaxa 2003 359 1 14 765JX VandenSpiegel VandenSpiegel 1998 [280,566,284,310] Asteroidea Asterinidae Patiriella Animalia Valvatida 10 11 Echinodermata species pseudoexigua