A review of the genus Neocordulia, with a description of Mesocordulia subgen. Nov. And of Neocordulia griphus spec. Nov. From Central America, and note on Lauromacromia (Odonata: Corduliidae). May, M.L.
Borderline cases between Ocotea, Nectandra, and Phoebe (Lauraceae). The marginal species of the Ocotea helicterfolia-group, including the O. heydeana-group. Rohwer, J.G.
A preliminary assessment of the Trichoptera fauna of the Reserva forestal de San Ramon, Costa Rica. Holzenthal, R. W. & R. Ortiz.
Rudgea monofructus (Rubiaceae), an unusual new species from Costa Rica. Taylor, C. M., Gómez, J. & J. D. Dwyer.
Algunas consideraciones geográficas, geológicas y ecológicas de la cuenca del río San Lorenzo, San Ramón, Alajuela , Costa Rica. Vargas-Ulate, G. & R. Ortiz. (ed.).
Neither oak nor alder, but nearly- the history of ticodendraceae. Hammel-Lierheimer, B. & W. G. Burger.
