Figure 10. Ophiura robusta postlarval development. A, B, 0.45 in Who's who among baby brittle stars (Echinodermata: Ophiuroidea): postmetamorphic development of some North Atlantic forms

• Main Author: Stöhr, Sabine
• Format: Other/Unknown Material
• Language: unknown
• Published: 2005
• Subjects: Biodiversity; Taxonomy; Animalia; Echinodermata; Ophiuroidea; Ophiurida; Ophiopyrgidae; Ophiopleura; Combs; North Atlantic
• Online Access: https://zenodo.org/record/5432968; https://doi.org/10.5281/zenodo.5432968

Figure 10. Ophiura robusta postlarval development. A, B, 0.45 mm dd postlarvae; A, dorsal, note the structure of the plates; B, ventral, note the shape of the first ventral arm plate (VAP1); C, D, 0.55 mm dd postlarva; C, dorsal; D, ventral; E, 0.85 mm dd postlarva dorsal; F, G, 1 mm dd postlarvae; F, dorsal; G, ventral; H, I, 1.3 mm dd postlarvae; H, dorsal; I, ventral; J, K, 1.8 mm postlarvae; J, dorsal, note the heart-shaped first dorsal arm plate (DAP1); K, ventral; L, 2.9 mm dd juvenile dorsal, arm combs have formed and the DAP1 has its final heart-shape. Abbreviations: H, hydropore; k, k-plate; SIR, secondary inter-radial plate; others as in Figs 1–3, 5. Scale bars in millimetres. Published as part of Stöhr, Sabine, 2005, Who's who among baby brittle stars (Echinodermata: Ophiuroidea): postmetamorphic development of some North Atlantic forms, pp. 543-576 in Zoological Journal of the Linnean Society 143 (4) on page 560, DOI:10.1111/j.1096-3642.2005.00155.x, http://zenodo.org/record/5432948