Hess, H. (1968). Ein neuer Seestern (<i>Pentasteria longispina</i> n. sp.) aus den Effingerschichten des Weissensteins (Kt. Solothurn). <em>Eclogae geologicae Helvetiae.</em> 61(2): 607-614.[details]
Mah, C.L. (2025). World Asteroidea Database. Pentasteria longispina Hess, 1968 †. Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1521684 on 2025-06-05
Marine Species Traits editorial board (2025). Marine Species Traits. Pentasteria longispina Hess, 1968 †. Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=1521684 on 2025-06-05
original descriptionHess, H. (1968). Ein neuer Seestern (<i>Pentasteria longispina</i> n. sp.) aus den Effingerschichten des Weissensteins (Kt. Solothurn). <em>Eclogae geologicae Helvetiae.</em> 61(2): 607-614.[details]