Tag Archives: wasps

Multiple Megarhyssa males

Today while hiking at Hilda Young Conservation Area (north-central Jefferson County, Missouri), I encountered a declining sugar maple (Acer saccharum) with lots of woodboring insect holes in the trunk. As I approached I noticed numerous giant ichneumon wasps in the genus Megarhyssa flying about … Continue reading

Posted in Hymenoptera, Ichneumonidae | Tagged , , , , , , , , , , | 9 Comments

Digger wasps in action

Here is an animated gif that I made from a series of photographs of the digger wasp, Bicyrtes quadrifasciatus (ID courtesy of Doug Yanega), digging a burrow in a sand bank in extreme southeastern Missouri (it’s amazing what you can do … Continue reading

Posted in Crabronidae, Hymenoptera | Tagged , , , , , , , | 11 Comments

A time of reckoning

The sun shall be turned to darkness and the moon to blood, before the day of the Lord comes, the great and magnificent day. I’m not normally one to quote Bible passages, but this line from Acts 2:20 seems appropriately ominous … Continue reading

Posted in Braconidae, Hymenoptera, Lepidoptera, Sphingidae | Tagged , , , , , , , , , , | 11 Comments

Brazilian Bike Adventure

Yesterday I joined my Brazilian colleagues on a bicycling tour from the outskirts of São Paulo to the beaches of the Atlantic Coast. To say that the tour was an ‘adventure’ is an understatement—it was epic! For those not familiar … Continue reading

Posted in Corydalidae, Crabronidae, Hymenoptera, Neuroptera | Tagged , , , , , , , , , | 12 Comments

An elegant living fossil…

In the insect world, hyperdiversity is the norm. More than a million species are known, and perhaps several million more await discovery. Beetles alone represent nearly a quarter of the earth’s described biota, with one genus (Agrilus in the family Buprestidae) bursting at … Continue reading

Posted in Hymenoptera, Pelecinidae | Tagged , , , , , , , , , | 16 Comments

Ovipositing Pigeon Horntail

By early July, woodboring beetle activity is at its peak in southern Missouri. Even though many of the smaller species of jewel beetles (family Buprestidae) and longhorned beetles (family Cerambycidae) have already come and gone, bigger species in genera such … Continue reading

Posted in Hymenoptera, Siricidae | Tagged , , , , , , | 16 Comments

The gloriously dichromatic Dasymutilla gloriosa

I have a small collection of velvet ants (family Mutillidae) that I’ve accumulated over the years—not through active collection but more as bycatch from my beetle hunting operations. Velvet ants are, of course, not ants at all, but wasps, and … Continue reading

Posted in Hymenoptera, Mutillidae | Tagged , , , , , , , , , | 3 Comments