Figure 1 from: Márquez-Borrás F, Solís-Marín FA, Mejía-Ortiz LM (2020) Troglomorphism in the brittle star Ophionereis commutabilis Bribiesca-Contreras et al., 2019 (Echinodermata, Ophiuroidea, Ophionereididae). Subterranean Biology 33: 87-108. https://doi.org/10.3897/subtbiol.33.48721

Figure 1 Scanning electron micrograph (SEM) of dorsal arm plates from mature Ophionereis commutabilis (a) and O. reticulata (b). SEM of dorsal arm plate of juvenile O. reticulata (c). Deformation grid of DAP shape showing deformation vectors (d). Orientation (p: proximal, di: distal). Scale bars: 400 μm.