. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. NEMERTEANS 279 Anatomy. A feature of the sections throughout the body is the thickness of the base- ment membrane (Fig. 55) which is rather thicker than the epithelium. Both circular and longitudinal muscles are strongly developed. I could not be certain of the presence of head glands owing to the peculiar staining of the head, but there appears to be a thick strand staining deeply with haematoxylin dorsal to the rhynchocoel. The proboscis has fourteen nerves and is armed with a main stylet on a
. Discovery reports. Discovery (Ship); Scientific expeditions; Ocean; Antarctica; Falkland Islands. NEMERTEANS 279 Anatomy. A feature of the sections throughout the body is the thickness of the base- ment membrane (Fig. 55) which is rather thicker than the epithelium. Both circular and longitudinal muscles are strongly developed. I could not be certain of the presence of head glands owing to the peculiar staining of the head, but there appears to be a thick strand staining deeply with haematoxylin dorsal to the rhynchocoel. The proboscis has fourteen nerves and is armed with a main stylet on an elongated pear-shaped base 0-098 mm. long and two reservoirs each with two stylets. The frilled mouth is a con- tinuation of the stomach into which the narrow folded tube expands after 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 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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