 ... conical tube at its tip which has a few bristles projecting from its apex. The wings when folded are linear, silvery-white, and as long as the abdomen; they are pressed closely upon the back, spreading asunder at their bases, and appear like an elongated...  Proceedings of the Biological Society of Washington - Page 164by Biological Society of Washington - 1914Full view - About this book
 | Asa Fitch - 1855 - 194 lehte
...asunder at their bases, and appear like an elongated white Y-shaped mark. Viewed from above, the head is of a square form, longer than wide. The first segment...of the thorax is well separated from the second, is broadest at its base, and gradually tapers to its anterior end, where it is as wide as the head. The... | |
 | New York State Agricultural Society - 1855 - 1020 lehte
...asunder at their bases, and appear like an elongated white Y-shaped mark. Viewed from above, the head in of a square form, longer than wide. The first segment...the thorax is well separated from the second , is broadest at its base, and gradually tapers to its anterior end, where it is as wide as the head. The... | |
 | Oklahoma. Adjutant-general's office - 1856 - 360 lehte
...asunder at their bases, and appear like an elongated white Yghaped mark. Viewed from above, the head is of a square form, longer than wide. The first segment...of the thorax is well separated from the second, is broadest at its base, and gradually tapers to its anterior end, where it is as wide as the head. The... | |
 | United States National Museum - 1903 - 1226 lehte
...spreading asunder at their bases, and appear like an elongated Y-shaped mark. Viewed from above, the head is of a square form, longer than wide. The first segment of the thorax is well separated fnmi the second, is broadest at its base, and gradually tapers to its anterior end, where it is as... | |
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