. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 294 ROBERT S. BREED AND ELSIE F. BALL. 3. The metathoracic groove widens in its anterior portion, so that the entire groove has the form of a Y with its arms project- ing forward. The triangular scutellum Hes in the opening be- tween the arms of the Y. In closing the elytra, their anterior. Fig. 6. Similar to Fig. 5. Right elytron. X 75- edges slip under the diagonal edges of the scutellum and hook over the ridges made by the diverging arms of the Y. The thickening along the edge of the elytron at this point has still. Pleas
. The Biological bulletin. Biology; Zoology; Biology; Marine Biology. 294 ROBERT S. BREED AND ELSIE F. BALL. 3. The metathoracic groove widens in its anterior portion, so that the entire groove has the form of a Y with its arms project- ing forward. The triangular scutellum Hes in the opening be- tween the arms of the Y. In closing the elytra, their anterior. Fig. 6. Similar to Fig. 5. Right elytron. X 75- edges slip under the diagonal edges of the scutellum and hook over the ridges made by the diverging arms of the Y. The thickening along the edge of the elytron at this point has still. 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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