. Biological lectures delivered at the Marine Biological Laboratory of Wood's Holl [sic]. Biology. BDELLOSTOMA DOMBEYL LAC. 145 separated by a notch in the lower edge of the fold. The left organ seems never to be developed in any of the Myxinoids. In all cases, so far as my observation goes, each individual is potentially bisexual, but Bdellostoma is not much like the Myxine in changing its sex with increase of age ; certainly this condition does not seem to be so clearly expressed in Bdellos- toma as in Myxine. For whereas in Mixine only the young animals seem to be males, in Bdellostoma larg


. Biological lectures delivered at the Marine Biological Laboratory of Wood's Holl [sic]. Biology. BDELLOSTOMA DOMBEYL LAC. 145 separated by a notch in the lower edge of the fold. The left organ seems never to be developed in any of the Myxinoids. In all cases, so far as my observation goes, each individual is potentially bisexual, but Bdellostoma is not much like the Myxine in changing its sex with increase of age ; certainly this condition does not seem to be so clearly expressed in Bdellos- toma as in Myxine. For whereas in Mixine only the young animals seem to be males, in Bdellostoma large and presumably old animals are found to be males as well as females, and both. Fig. 10. â A view similar to that shown in Fig. 9, but drawn from a â ]-â ] gilled Bdellostoma. Let- tering the 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. ). Boston, Ginn & Co


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Keywords: ., bookcentury1800, bookdecade1890, bookpublishe, booksubjectbiology