Category Archives: Curculionidae

“Picudo negro” (black weevil) on soybean in Argentina

During my recent tour of soybean fields in Argentina, I traveled north to Tucumán Province and met with entomologists at the Estación Experimental Agroindustrial Obispo Columbre (“Obispo Columbre Agricultural Experiment Station”). This provincial station, established more than 100 years ago (1909), … Continue reading

Posted in Coleoptera, Curculionidae | Tagged , , , , , , , | 1 Comment

Best of BitB 2013

Welcome to the 6th Annual “Best of BitB”, where I pick my favorite photographs from the past year. Like last year, 2013 was another year of heavy travel. For work I did my annual tour of soybean field sites throughout Argentina … Continue reading

Posted in Buprestidae, Cerambycidae, Chrysopidae, Cicindelidae, Coleoptera, Curculionidae, Hemiptera, Hymenoptera, Lepidoptera, Meloidae, Neuroptera, Noctuidae, Reduviidae, Siricidae | Tagged , , , , , , , , , , , , , , , | 14 Comments

The “Dagger Butt Weevil”

In April 2012 I spent some time in northern Argentina collecting insects, and while collecting was not that great (late in the season after a protracted drought) I saw enough of interest to make it a worthwhile effort. Among the … Continue reading

Posted in Coleoptera, Curculionidae | Tagged , , , , , , , | 4 Comments

Cover photo for the June 2013 issue of The Coleopterists Bulletin

Did anybody think that weevil photograph on the cover of the June 2013 issue of The Coleopterists Bulletin (vol. 67, no. 2) looked familiar? If so, it’s  because you saw it first in my April 28, 2013 post, Giving me the weevil eye! This … Continue reading

Posted in Coleoptera, Curculionidae | Tagged , , , , , , | 4 Comments

Giving me the weevil eye!

The order Coleoptera (beetles) is, of course, the largest single group of animals on earth, and by most accounts the Curculionidae (weevils) and their close relatives are the largest family-level group within the order. At 60,000 species and counting, weevils account … Continue reading

Posted in Coleoptera, Curculionidae | Tagged , , , , , , , , | 5 Comments

The “little soybean weevil”

Lepidopteran caterpillars are without question the most important pests affecting soybean in South America, while stink bugs run a close second in terms of economic impact and as the targets of insecticide applications. There are, however, a number of weevil … Continue reading

Posted in Coleoptera, Curculionidae | Tagged , , , , , , , , | 6 Comments

Best of BitB 2012

Welcome to the 5th Annual “Best of BitB”, where I pick my favorite photographs from the past year. 2012 was one of the most intensive travel years I’ve ever had—I spent 8 weeks in Argentina from February through April, made separate … Continue reading

Posted in Blaberidae, Blattodea, Bombyliidae, Carabidae, Cerambycidae, Chloropidae, Chrysomelidae, Cicindelidae, Coleoptera, Curculionidae, Dictyoptera, Diptera, Fulgoridae, Hemiptera, Lampyridae, Lepidoptera, Milichiideae, Noctuidae, Reduviidae | Tagged , , , , , , , , , , , , , , , , , , , , , , , , , , | 22 Comments

I fear no weevil…

…especially when they are as colorful as these! I found this mating pair ~60 km south of Corrientes, Argentina feeding on flowers of what I presume to be the goldenrod species Solidago chilensis (family Asteraceae). Here, as in North America, goldenrod blooms … Continue reading

Posted in Coleoptera, Curculionidae | Tagged , , , , , , | 29 Comments