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Rhyzopertha is a monotypic genus of beetles in the family Bostrichidae, the false powderpost beetles.The sole species, Rhyzopertha dominica, is known commonly as the lesser grain borer, American wheat weevil, Australian wheat weevil, and stored grain borer. [3]
Prostephanus truncatus is commonly referred to as larger grain borer (LGB) with reference to the related Rhyzopertha dominica, which is relatively smaller, and referred to as the lesser grain borer. P. truncatus is about 6 mm (0.24 in) long as compared to 3 mm (0.12 in) long in R. dominica.
The lesser grain borer has a dark coloured cylindrical structure with the head concealed. [4] When lesser grain borer eggs are laid, they are laid outside the grain, however they mature inside the shell of the seed which can take up to 6 weeks if the temperature is cooler, with the adult borers not living for longer than two months.
The Bostrichidae are a family of beetles with more than 700 described species. They are commonly called auger beetles , false powderpost beetles , or horned powderpost beetles . The head of most auger beetles cannot be seen from above, as it is downwardly directed and hidden by the thorax.
Rhyzopertha dominica – lesser grain borer; ... (pollen beetles) See List of pollen beetles ... Cathartus quadricollis – square-necked grain beetle;
In this case, the pesky bugs, which are actually called weevils, infest the whole kernels and lay eggs in the wheat grains before it's been milled into flour, Quoc Le tells Delish. "Kernels that ...
Historically, Liposcelis bostrychophila has been considered a minor pest of stored commodities, perhaps because the small size of the insect made them seem insignificant in comparison with more noticeable pests such as the rice weevil (Sitophilus oryzae), the maize weevil (Sitophilus zeamais), and the lesser grain borer (Rhyzopertha dominica ...
Kislev and Simchoni have found in archaeological site remains of a storage pest Lesser grain borer (Rhyzopertha Dominica). These insects feed, grow and reproduce in grains and other foods that are saved in storage houses. As a result of this study, Kislev suggests that this kind of pest was not present in Egypt during Joseph’s time. This can ...