. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. SURVEY OF STRUCTURE 4i Gymnoscopelus nicholsi (Gilbert) (Text-fig. 23) St. WS 213, 49°22'S., 6o°io'W., 30 v. 28, N 4-T, 249-259 m. Reg. no. 621-6. Standard length 50 mm. The swimbladder, which is found over the middle region of the stomach, measured no more than 2-5 mm. in length. As in all myctophids, three retia mirabilia, which are closely bound together, enter the anterior end of the swimbladder. The gas-gland is oval in outline and invests the floor of the swimbladder over i
. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. SURVEY OF STRUCTURE 4i Gymnoscopelus nicholsi (Gilbert) (Text-fig. 23) St. WS 213, 49°22'S., 6o°io'W., 30 v. 28, N 4-T, 249-259 m. Reg. no. 621-6. Standard length 50 mm. The swimbladder, which is found over the middle region of the stomach, measured no more than 2-5 mm. in length. As in all myctophids, three retia mirabilia, which are closely bound together, enter the anterior end of the swimbladder. The gas-gland is oval in outline and invests the floor of the swimbladder over its anterior half. The walls of the bladder are so thick that little remains of the inner cavity. Clearly, the organ has undergone considerable B. 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 Institute of Oceanographic Sciences (Great Britain); National Institute of Oceanography of Great Britain; Great Britain. Colonial Office. Discovery Committee. London ; New York : Cambridge University Press
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