Three new sea stars (Asteroidea: Solasteridae & Pterasteridae) from the Aleutian Islands Author Clark, Roger N. Author Jewett, Stephen C. text Zootaxa 2011 3051 1 13 journal article 46225 10.5281/zenodo.202819 172f8751-669a-4ec6-9832-f824818c3887 1175-5326 202819 Pteraster Müller and Troschel, 1842 Pterasteridae having muscle bands in the supradorsal membrane, but these as a rule not regularly reticulated; adambulacral armature in the form of transverse webbed combs; actinolateral spines forming a free, independent lateral fringe, not merged in actinal floor; supradorsal membrane frequently (but not invariably) with small spiracula.