THE AMERICAN CYCLOPEDIA |
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Page 43
... larva of a lepidopterous in- sect of the moth division , family bombycidæ , and genus bombyx ( Schrank ) . Of all the silk- producing larvæ , that of the common silkworm ( B. mori , Schr . ) is the most important , as from it is ...
... larva of a lepidopterous in- sect of the moth division , family bombycidæ , and genus bombyx ( Schrank ) . Of all the silk- producing larvæ , that of the common silkworm ( B. mori , Schr . ) is the most important , as from it is ...
Page 44
... larva is transformed into a chrysalis , and comes forth a moth , easily bursting through the case , the silk , and ... larvæ , else the operation of unwinding would be very difficult if not impracticable ; even in the B. mori the silk ...
... larva is transformed into a chrysalis , and comes forth a moth , easily bursting through the case , the silk , and ... larvæ , else the operation of unwinding would be very difficult if not impracticable ; even in the B. mori the silk ...
Page 45
... larvæ seem cramped and stupe- fied , the rings dry up , and they look like mum- mies . The larvae of several large moths of the genus saturnia ( Schr . ) form cocoons from which silk is obtained ; among these are the arrindi silkworm ...
... larvæ seem cramped and stupe- fied , the rings dry up , and they look like mum- mies . The larvae of several large moths of the genus saturnia ( Schr . ) form cocoons from which silk is obtained ; among these are the arrindi silkworm ...
Page 109
... larvæ of the sawflies , or the hymenopterous insects of the family tenthredinida . The slug worm described by Prof. Peck in his prize essay ( Boston , 1799 ) , and called by him tenthredo cerasi ( Linn . ) , has been placed by Harris in ...
... larvæ of the sawflies , or the hymenopterous insects of the family tenthredinida . The slug worm described by Prof. Peck in his prize essay ( Boston , 1799 ) , and called by him tenthredo cerasi ( Linn . ) , has been placed by Harris in ...
Page 132
... larvæ ; the nest is a slight hollow on the ground , lined with grass and sedge , and the eggs , usually four , are placed with the pointed end inward ; the young are able to leave the nest as soon as hatched ; the flesh is considered a ...
... larvæ ; the nest is a slight hollow on the ground , lined with grass and sedge , and the eggs , usually four , are placed with the pointed end inward ; the young are able to leave the nest as soon as hatched ; the flesh is considered a ...
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