. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. PARSONS: XKRVOTS SYSTEM OF (JEEASTOCORIS 147 Nervi prothoracici quint us et sextus come off together from the lateral part of the prothoracic ganglion (Fig. 1). Their com- mon base represents "nerve c" of Malouf (1933) and Akbar (1958) and the "third prothoracic nerve" of Johansson (1957). Nervus prothoracicus quintus () (the "dorsal branch of the third prothoracic nerve" of Johansson, 1957) is a thick nerve, although not nearly as stout as nervus prothoracicus sextus (). It pass
. Bulletin of the Museum of Comparative Zoology at Harvard College. Zoology. PARSONS: XKRVOTS SYSTEM OF (JEEASTOCORIS 147 Nervi prothoracici quint us et sextus come off together from the lateral part of the prothoracic ganglion (Fig. 1). Their com- mon base represents "nerve c" of Malouf (1933) and Akbar (1958) and the "third prothoracic nerve" of Johansson (1957). Nervus prothoracicus quintus () (the "dorsal branch of the third prothoracic nerve" of Johansson, 1957) is a thick nerve, although not nearly as stout as nervus prothoracicus sextus (). It passes posteriorly between the prothoracic. PAI — — Fig. 9. Medial view of the left half of the prothorax (same view as Fig. 8), with the head removed. The common base of , , and has been cut away, leaving separate from and The sternum and furca, and the medial part of the pericoxal membrane have been removed to show the course of Muscles 10A, 10B, 14, 16, and 17, and the dorsal part of the pleural apophysis have been removed. furca (FI; Fig. 7) and the extrinsic leg muscles and then turns laterally (Figs. 8, 9). In the posterolateral region of the pro- thorax it first sends a long branch dorsally to M. noto-coxalis tertius (16) and then, more laterally, innervates M. noto-coxalis secundus (15). These two muscles move the leg posteriorly. In one specimen a branch of the nerve to M. noto-coxalis secundus. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Harvard University. Museum of Comparative Zoology. Cambridge, Mass. : The Museum
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