. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. R S LSC CB. FIGURE 1. A late auricularia ofStichopus californicus. A = anterior, E = esophagus, HC = hydrocoel, OC = oral cavity, P = posterior, R = intestine and rectum, S = stomach. Mag. 225X. FIGURE 2. Left lateral view of an earlier auricularia. A = anterior, AH = anal hood, AN = anus, HC = hydrocoel, HP = hydropore, LSC = left somatocoel, OC = oral cavity, OH = oral hood, O = opening of oral cavity, P = posterior, R = intestine and rectum, S = stomach. Mag. 220X. FIGURE 3. A mid-metamorphic Stichopus californicus larva.


. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. R S LSC CB. FIGURE 1. A late auricularia ofStichopus californicus. A = anterior, E = esophagus, HC = hydrocoel, OC = oral cavity, P = posterior, R = intestine and rectum, S = stomach. Mag. 225X. FIGURE 2. Left lateral view of an earlier auricularia. A = anterior, AH = anal hood, AN = anus, HC = hydrocoel, HP = hydropore, LSC = left somatocoel, OC = oral cavity, OH = oral hood, O = opening of oral cavity, P = posterior, R = intestine and rectum, S = stomach. Mag. 220X. FIGURE 3. A mid-metamorphic Stichopus californicus larva. A = anterior, CB = ciliated band, P = posterior, V = viscera. Mag. 220X. FIGURE 4. Section through the ciliated band and epidermis of a late auricularia. BC = blastocoel, CB = ciliated band, E = epidermis. Mag. 970X. FIGURE 5. Section through ciliated bands and the epidermis of a mid-metamorphic larva. BC = blastocoel, CB = ciliated band, E = epidermis. Mag. 700X. suits in the formation of the mid-metamorphic larva (Fig. 3). Most of the morphogen- esis is complete when the larva has assumed a spherical shape at its anterior end. This change in shape is correlated with a noticable thickening of the epidermis (Figs. 4, 5).. 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 Marine Biological Laboratory (Woods Hole, Mass. ); Marine Biological Laboratory (Woods Hole, Mass. ). Annual report 1907/08-1952; Lillie, Frank Rattray, 1870-1947; Moore, Carl Richard, 1892-; Redfield, Alfred Clarence, 1890-1983. Woods Hole, Mass. : Marine Biological Laboratory


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Keywords: ., bookauthorlilliefrankrat, booksubjectbiology, booksubjectzoology