Beetling in Ohio

09/12/2017

Meloe species, September 10th, 2017, Franklin County, Ohio

06/16/2017

Has anyone seen this behavior before? Can they reply?

Strange beetle behavior. Something is in the hole. Is the beetle feeding a female? A larva? It looks like he's pooping in its face and then he turns around a...

06/10/2017

Tetraopes tetrophthalmus - Red Milkweed Beetle. These are very common right now and based on my milkweed patch it must have been a good year for them

05/31/2017

Beetle from this evening I believe this is a

03/06/2017

Some Coleoptera eye candy

03/01/2017

Anyone Winkler sampling ? What have your results been?

Entomologist Dr. Art Evans shares the finer points of Winkler sampling with 88.9 WCVE producer Steve Clark.

02/28/2017

Physical differences between males and females in species are common, but there remains much to learn about the genetic mechanisms behind these differences.

02/15/2017

Welcome to our new website! The Triplehorn Insect Collection is a resource for research, teaching and outreach about the diversity and evolution of insects. Please enjoy your visit and let us know if we can be of service.

02/03/2017

Interesting post on co-extinction that applies to Ohio

A problem to take seriously.

01/23/2017

Linking in from another group

Staphylinids: A Quick Guide to Metazoa's largest and most fascinating family!
http://www.cell.com/current-biology/fulltext/S0960-9822(16)30843-0

Left to right: Ocypus olens (Staphylininae, UK; credit: Warren Photographic); Paederus sp. (Paederinae, Singapore; credit: M. Yeo); Phanolinus pretiosus (Staphylininae, Venezuela; credit: N. Rahmé); Lomechusa sinuata (Aleocharinae) licked by the ant Formica lemani (Japan; credit: T. Shimada/Antroom); Aenictocupidus jacobsonorum (Aleocharinae, Malaysia; credit: T. Shimada/ Antroom); Aenictus aratus ants with how many Aenictocupidus beetles? (credit: T. Shimada/ Antroom); Micropeplus hiromasai (Micropeplinae, Russia; credit: K.V. Makarov, zin.ru); Syn- dicus jaloszynskii (Scydmaeninae, China; credit: Z-w Yin/Zootaxa); Ogmocerodes navigator (Pselaphinae, Cameroon; credit: Z-w Yin/G. Cuccodoro); Lordithon bicolor, head extended beyond prothorax (Tachyporinae, Russia; credit: ME Smirnov, zin.ru). (K) Stenus comma (Steninae, Germany; credit U. Schmidt).

09/21/2016

Cicada parasite beetles, Sandalus niger.
21 Sept. 2016.
Ohio State University Agricultural Campus, Columbus, Ohio.
First pic is a female ovipositing in the bark fissures of a crabapple tree. Second pic is of a male on the hunt for females. A number of males were swarming over an area of a northern red oak where evidently a female had been recently. They also swarmed to my hand as I had just picked up a female and had pheromone on my hand. Notice the sexual difference in the antennal structure and the elytral color.