A new genus for Painter & Painter’s Villa “celer”-group in the New World (Diptera: Bombyliidae)
A new planthopper species in the genus Omolicna (Hemiptera: Auchenorrhyncha: Derbidae) from the Reserva Privada el Silencio de Los Angeles Cloud Forest in Costa Rica
Taxonomy of Central American water beetles in the genus Hydrochus Leach, 1817 (Coleoptera: Hydrochidae)
New genus and species of apterous Carventinae from Costa Rica and Grenada (Hemiptera, Heteroptera, Aradidae)
The Pandemic Blenny, Coralliozetus clausus, a new species of tube blenny endemic to Isla del Coco, Costa Rica (Teleostei: Chaenopsidae)
A new species of planthopper in the genus Myxia (Hemiptera: Auchenorrhyncha: Cixiidae) from the Reserva Privada el Silencio de Los Angeles Cloud Forest in Costa Rica
A new genus and two new species of planthopper in the tribe Cenchreini (Hemiptera: Auchenorrhyncha: Derbidae) from lowland tropical rainforest in Costa Rica
A new species of planthopper in the genus Anotia Kirby (Hemiptera: Auchenorrhyncha: Derbidae) from coconut palm in Costa Rica
Revised status of Omolicna subgenus Agoo (Hemiptera: Auchenorrhyncha: Fulgoroidea: Derbidae) with a new species from Costa Rica and new country records
Taxonomic revision of the Neotropical genus Ormiophasia Townsend, 1919 (Diptera: Tachinidae), with the description of eight new species
A revision of the genus Eugorgia Verrill, 1868 (Coelenterata: Octocorallia: Gorgoniidae)
Mexican species of the genus Probles Förster (Hymenoptera: Ichneumonidae: Tersilochinae)
A new species of Omolicna (Hemiptera: Auchenorrhyncha: Fulgoroidea: Derbidae) from coconut palm in Costa Rica and new country records for Omolicna brunnea and Omolicna triata
A revision of the Costa Rican species of Stenoeurilla Brailovsky & Barrera (Hemiptera: Heteroptera: Coreidae: Stenoscelideini), with the description of two new species, new distributional records, synonymical note, and key to the known species