Thuy, B., and S. Stöh. “Lateral Arm Plate Morphology in Brittle Stars (Echinodermata: Ophiuroidea): New Perspectives for Ophiuroid Micropalaeontology and Classification”. Zootaxa, vol. 3013, no. 1, Sept. 2011, pp. 1–47, doi:10.11646/zootaxa.3013.1.1.