 | Maine - 1862 - 462 páginas
...the ground, or in trees, or on herbage, or whether the species is aquatic, or whether the«peeies is erratic, and pursue their prey without building webs...mature species, and describe them as such. Spiders «an reared in boxes as insects. The only way to preserve them is to throw them into alcohol ; when... | |
 | Alpheus Spring Packard - 1863 - 79 páginas
...the ground, or in trees, or on herbage, or whether the species is aquatic, or whether the species is erratic, and pursue their prey without building webs...mature species, and describe them as such. Spiders can reared in boxes as insects. The only way to preserve them is to throw them into alcohol ; when pinned,... | |
 | Alpheus Spring Packard - 1870 - 756 páginas
...Arachnids have been yet discovered. Roemer has described a spider from the coal formation of Germany nnder the name of Protolycosa, while two species of scorpions,...insects. The only way to preserve them is to throw them into aleohol ; when pinned they shrivel up and lose their colors, which keep well in spirits. The colors... | |
 | Alpheus Spring Packard - 1872 - 820 páginas
...hundred species, the number and relative situation of the eyes, and the relative length of the ditl'erent pairs of legs, should be noticed : their webs and...insects. The only way to preserve them is to throw them into alcohol ; when pinned thej- shrivel up and lose their colors, which keep well in spirits. The... | |
 | Alpheus Spring Packard - 1873 - 78 páginas
...webs to entrap them, should be observed. So, also, how they deposit their eggs, and the form Fig. 54. and appearance of the silken nidus, and whether the...noticed. Care must be taken not to mistake the young or full-grown, mature species, and describe them as such. Spiders can be reared in boxes as insects.... | |
 | Theodore Gill - 1874 - 828 páginas
...webs to entrap them, should be observed. So, also, how they deposit their eggs, and the form rig. 54. and appearance of the silken nidus, and whether the...noticed. Care must be taken not to mistake the young or full-grown, mature species, and describe them as such. Spiders can be reared in boxes as insects.... | |
 | 1874 - 808 páginas
...webs to entrap them, should be observed. So, also, how they deposit their eggs, and the form fig. 54. and appearance of the silken nidus, and whether the...noticed. Care must be taken not to mistake the young or full-grown, mature species, and describe them as such. Spiders can be reared in boxes as insects.... | |
 | Maine. Board of Agriculture - 1862 - 690 páginas
...aquatic, or whether the species is erratic, and pursue their prey without building webs to «ntrap them, should be observed. So, also, how they deposit...for full-grown, mature species, and describe them as snch. • Spiders can reared in boxes as insects. The only way to preserve them is to throw them into... | |
 | Maine - 1862 - 450 páginas
...the ground, or in trees, or on herbage, or whether the species is aquatic, or whether the species is erratic, and pursue their prey without building webs...mature species, and describe them as such. Spiders can reared in boxes as insects. The only way to preserve them is to throw them into alcohol ; when pinned,... | |
 | 1874 - 818 páginas
...to entrap them, should be observed. So, also, how they deposit their eggs, and the form - rig. 54. and appearance of the silken nidus, and whether the...noticed. Care must be taken not to mistake the young or full-grown, mature species, and describe them as such. Spiders can be reared in boxes as insects.... | |
| |
So, also, how they deposit their eggs, and the form and appearance of the silken nidus, and whether the female bears her eggs about her, and how this is done, whether holding on to the egg-sac by her fore or hind legs, should all be carefully noticed.... 