. The anatomy of the common squid, Loligo pealii, Lesueur. Squids; Mollusks. Fig. 1. are called collectively the "pallial ; The visceral dome is covered by a saucer-shaped or conical shell which extends downward over the mantle and mantle chamber. The intestine is a straight tube which is connected with a large digestive gland. The nervous system consists of a cerebral ganglion in the head, a pedal ganglion in the foot, joined to the cerebral gangUon by a pair of ganglionated nerve cords, and a visceral ganglion in the body also united to the cerebral ganglion by a pair of ne
. The anatomy of the common squid, Loligo pealii, Lesueur. Squids; Mollusks. Fig. 1. are called collectively the "pallial ; The visceral dome is covered by a saucer-shaped or conical shell which extends downward over the mantle and mantle chamber. The intestine is a straight tube which is connected with a large digestive gland. The nervous system consists of a cerebral ganglion in the head, a pedal ganglion in the foot, joined to the cerebral gangUon by a pair of ganglionated nerve cords, and a visceral ganglion in the body also united to the cerebral ganglion by a pair of nerve cords. The general body-form -and arrangement of organs. Ai • .;;.;'. Fig. 2. A^ of the unspecialized mollusc are for a short time partially realized in embryonic Cephalopoda. The egg of the Cephalopoda contains a large amount of yolk -and undergoes a discoidal cleavage, hence the form of the embryo is greatly modified from its primitive condition. The dorsal surface of the embryo is. 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 Williams, Leonard Worcester, 1875-1912; American Museum of Natural History. Leiden, Holland, Library and printing-office late E. J. Brill
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectmollusks, bookyear191
