We’re an international organization dedicated to connecting people interested in Orthoptera (grasshoppers, crickets, katydids, etc.) and the other 9 insect orders that comprise Polyneoptera (“orthopteroids”): Blattodea (+Isoptera), Dermaptera, Embioptera, Grylloblattodea, Mantodea, Mantophasmatodea, Phasmida, Plecoptera, and Zoraptera.
Latest News
New Metaleptea Issue: 46(1)!
The latest issue of Metaleptea (Vol. 46, Issue 1) was published, the first (of three) for 2026! You can read it here and you can find the archive of all previous issues here.
2026 Theodore J. Cohn Research Fund Applications Due March 31, 2026
Great news, students and postdoctoral members of our society: applications for the 2026 Theodore J. Cohn Research Fund are due by March 31, 2025 – please visit the research fund webpage for full details. You can’t get one if you don’t apply!!!
New Metaleptea Issue: 45(3)!
The latest issue of Metaleptea (Vol. 45, Issue 3) was published, the third (of three) for 2025! You can read it here and you can find the archive of all previous issues here.
15th ICO (2026) Awards Applications Deadlines
The 15th ICO in 2026 still has 3 prestigious awards you can apply for: 1) 2026 Ted Cohn Award for Excellence as a Young Professional Orthopterist Application Deadline: September 30, 2025 2) 2026 D.C.F. Rentz Award for Lifetime Dedication to Orthopterology Application Deadline: October 31, 2025 3) 2026 Sir Boris Uvarov Award in Applied Orthopterology
15th ICO (2026) Early Bird Registration Extended to September 22, 2025
We are delighted to announce that the Early Bird Registration for the 15th International Congress of Orthopterology (ICO2026) has been extended until September 22, 2025! In addition, we are pleased to share the Regular Registration fees, which will apply from September 23 to December 12, 2025. Visit our website for full details: https://ico2026.com.ar/registration Registration Fees (in USD)
New Metaleptea Issue: 45(2)!
The latest issue of Metaleptea (Vol. 45, Issue 2) was published, the second (of three) for 2025! You can read it here and you can find the archive of all previous issues here.
15th ICO Announcement Update
Following our initial announcement, we are thrilled to share further details about the upcoming 15th International Congress of Orthopterology (ICO2026) taking place on March 8-12, 2026 in Patagonia at the town of San Martín de Los Andes, Neuquén Province, Argentina: 1) Important dates to save: -March 17th to May 1st, 2025:
Agronomy – New Special Issue
We are pleased to announce the launch of a new special issue of the journal Agronomy: Locust and Grasshopper Management: Challenges and Innovations This Special Issue aims to showcase key advances in locust management, covering bio-ecology and behavior, innovative monitoring technologies, advanced forecasting and early warning systems, biopesticides and sustainable control
2025 Theodore J. Cohn Research Fund Applications Due March 31, 2025
Great news, students and postdoctoral members of our society: applications for the 2025 Theodore J. Cohn Research Fund are due by March 31, 2025 – please visit the research fund webpage for full details. You can’t get one if you don’t apply!!!
15th ICO Announcement
We are delighted to invite you to the 15th International Congress of Orthopterology, which will be held in San Martín de los Andes, Neuquén, Argentina, from March 8-12, 2026. San Martín de los Andes holds historical significance as the founding place of the Orthopterists’ Society in 1976, originally established as
New Metaleptea Issue: 44(3)!
The latest issue of Metaleptea (Vol. 44, Issue 3) was published, the third (and final) one for 2024! You can read it here and you can find the archive of all previous issues here.
New Metaleptea Issue: 44(2)!
The latest issue of Metaleptea (Vol. 44, Issue 2) has been published, the second one for 2024! You can read it here and you can find the archive of all previous issues here.