 ... but less in their width, and having their outer ends evenly rounded. In each of these notches from one to four eggs are placed. And as the beetles mine their way onwards, the fine dust which they form probably becomes strewed along the track behind...  Insects Affecting Forest Trees - Page 488by Ephraim Porter Felt - 1905 - 56 pagesFull view - About this book
 | New York State Agricultural Society - Agriculture - 1858 - 872 pages
...form probably becomes strewed along the track behind them. Then, as they travel backwards and forwards in the burrow from time to time, the little stiff hairs with which their bodies are bearded, serve as a brush to sweep this dust into these lateral openings. Thus the mouths of these... | |
 | Oklahoma. Adjutant-general's office - Oklahoma - 1859 - 354 pages
...form probably becomes strewed along the track behind them. Then, as they travel backwards and forwards in the burrow from time to time, the little stiff hairs with which their bodies are bearded, serve as a brush to sweep this dust into these lateral openings. Thus the mouths of these... | |
 | Beneficial insects - 1881 - 284 pages
...form probably becomes strewed along the track behind them. Then, as they travel backwards and forwards in the burrow from time to time, the lIttle stiff hairs with which their bodies are bearded, serve as a brush to sweep this dust into these lat*The cut is not reprodueed. eral openings.... | |
 | United States Entomological Commission - Beneficial insects - 1890 - 1078 pages
...form probably becomes strewed along the track behind them. Then, as they travel backwards and forwards in the burrow from time to time, the little stiff hairs with which their bodies are bearded serve as a brash to sweep this dust into these lateral openings. Thus the mouths of these notches... | |
 | United States Entomological Commission, Alpheus Spring Packard - Forest insects - 1890 - 1058 pages
...form probably becomes strewed along the track behind them. Then, as they travel backwards and forwards in the burrow from time to time, the little stiff hairs with which their * The cut is not reprod need. bodies are bearded serve as a brash to sweep this dust iuto these lateral... | |
 | Ephraim Porter Felt - Beneficial insects - 1906 - 604 pages
...the wood and in the inner layers of the bark. In some cases two, three or even six galleries start from one point, running in opposite directions, but...as a brush to sweep this dust into the egg notches. Thus the mouths of these chambers are filled and the eggs therein covered and concealed. The female... | |
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