. Contributions. Biology. Plate VI. Ft'ff. 7.—Gastrolith of a fourth-stage lobster, five days after the molt, x 20. Fig. 8.—Gastrolith of a fourth-stage lobster eight days after the molt. Fig. 9.—Section through the gastrolithic plate of a fourth-stage lobster killed a short time before the molt to the fifth stage, x 260. Fig. 10.—Section through the base of the cardiac portion of the stomach of an adult lobster, a short distance in front of the cardio-pyloric valve, x Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability
. Contributions. Biology. Plate VI. Ft'ff. 7.—Gastrolith of a fourth-stage lobster, five days after the molt, x 20. Fig. 8.—Gastrolith of a fourth-stage lobster eight days after the molt. Fig. 9.—Section through the gastrolithic plate of a fourth-stage lobster killed a short time before the molt to the fifth stage, x 260. Fig. 10.—Section through the base of the cardiac portion of the stomach of an adult lobster, a short distance in front of the cardio-pyloric valve, x 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 Brown University. Biological Laboratory. Providence, R. I
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