. Animal biology. Biology; Zoology; Physiology. 102 ANIMAL BIOLOGY Mouth Cerebral ganglion:brain Subesophageal ganglion Body wall of fifth segment Ventral blood vessel Subneural blood vessel Internal opening of a nephridium End of nephridium opening to exterior Seminal receptacles Basal part of seminal vesicles Ventral nerve cord. Cavity of pharynx Wall of pharynx Retractor muscle of pharynx Beginning of esophagus Seventh segment First aortic loop Septum Lateral blood vessel Calciferous gland Fifth aortic loop Parietal blood vessel Dorsal blood vessel Posterior seminal vesicle Posterior end of


. Animal biology. Biology; Zoology; Physiology. 102 ANIMAL BIOLOGY Mouth Cerebral ganglion:brain Subesophageal ganglion Body wall of fifth segment Ventral blood vessel Subneural blood vessel Internal opening of a nephridium End of nephridium opening to exterior Seminal receptacles Basal part of seminal vesicles Ventral nerve cord. Cavity of pharynx Wall of pharynx Retractor muscle of pharynx Beginning of esophagus Seventh segment First aortic loop Septum Lateral blood vessel Calciferous gland Fifth aortic loop Parietal blood vessel Dorsal blood vessel Posterior seminal vesicle Posterior end of esophagus Crop Gizzard Beginning of intestine Fig. 60. — Earthworm. Diagram of a dissection, lateral view. (Modified, after Linville and Kelly.). 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 Woodruff, Lorande Loss, 1879-1947. New York The Macmillan company


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