FIGURE 1 in Revision of Leocrates Kinberg, 1866 and Leocratides Ehlers, 1908 (Annelida, Errantia, Hesionidae)

FIGURE 1. Anterior end in dorsal view and exposed pharynx in frontal or oblique ventral view, rearranged after Pettibone (1970). A. Leocrates claparedii (Costa in Claparède, 1868), anterior end. B. Same, exposed pharynx. C. Leocrates oculatus (Treadwell, 1906), anterior end. D. Same, exposed pharynx. E. Leocrates diplognathus (Monro, 1926), anterior end. F. Same, exposed pharynx. G. Leocratides filamentosus Ehlers, 1908. H. Same, exposed pharynx. Scale bars: A, B: 0.4 mm, C, D, F: 0.8 mm, E: 0.3 mm, G, H: 1.0 mm (asterisk indicates nuchal organ; De: denticles; DJ: double jaw; DT: dorsolateral tubercles; LV: lateral vesicle, SJ: single jaw; TJ: transverse jaw) (Images produced by Marian Pettibone; reproduced with permission of the National Museum of Natural History, Smithsonian Institution).