FIGURE 1 in Magelonidae (Polychaeta) from the Arabian Peninsula: a review of known species, with notes on Magelona tinae from Thailand

FIGURE 1. Magelona obockensis (A–F, H–I from 39 chaetiger anterior fragment, proboscis not everted, both palps attached; G from posterior fragment; J–L from medial fragment; Syntypes, MNHN Type 1357) A, anterior region, dorsal view; B, prostomium, dorsal view; C–F, chaetigers 2, 3, 4 and 9 respectively (anterior views); G, posterior region, dorsal view; H, mucronate chaeta from inner chaetal margin of chaetiger 9, lateral view; I, same, from outer margin; J–L, tridentate abdominal hooded hooks, frontal, lateral and oblique views respectively (K—hood omitted for clarity).