The ‘foremost ornithological mystery of Costa Rica’: Amazilia alfaroana Underwood, 1896
First occurrence of Nemobiinae crickets in the Lesser Antilles (Orthoptera, Grylloidea, Trigonidiidae), with the descriptions of three new species
A new species of the Craugastor podiciferus species group (Anura: Craugastoridae) from the premontane forest of southwestern Costa Rica
Revision of the genus Pseudeurybata Hennig (Diptera, Micropezidae, Taeniapterinae)
Review of the genus Arhaphe (Hemiptera: Heteroptera: Largidae) with descriptions of nine new species from Central America
The Conopidae of Costa Rica (Diptera) (Part 1: Conopinae – Conopini &Tropidomyiini)
Taxonomic review of the Neotropical genus Moriosomus Motschulsky (Insecta: Coleoptera, Carabidae, Morionini) with notes on the way of life of the species
Chaetozone and Caulleriella (Polychaeta: Cirratulidae) from the Pacific Coast of Costa Rica, with description of eight new species
Biodiversity, conservation, and hotspot atlas of Costa Rica: a dung beetle perspective (Coleoptera: Scarabaeidae: Scarabaeinae)
A revision of the genus Leptogorgia Milne Edwards & Haime, 1857 (Coelenterata: Octocorallia: Gorgoniidae) in the eastern Pacific
A checklist and key to the snakes of the genus Geophis (Squamata: Colubridae: Dipsadinae), with commentary on distribution and conservation