We observed the mating behavior of the neck-banded snake Scaphiodontophis annulatus (a common species of colubrid in the South Pacific of Costa Rica) in the pre-montane wet forest of Las Cruces Biological Station (San Vito de Java, Costa Rica). Three S. annulatus were observed during courtship between 10-12 AM in a patch of primary forest. The two males were observed to interact with the female...

A comprehensive key for 75 species of Meteorus distributed across 15 Neotropical countries is presented. Eleven new species from Bolivia, Costa Rica and Ecuador are described: Meteorusalbistigma, Meteoruscarolae, Meteoruseurysaccavorus, Meteorusfallacavus, Meteorusflavistigma, Meteorushaimowitzi, Meteorusmagnoculus, Meteorusmartinezi, Meteorusmicrocavus, Meteorusnoctuivorus and Meteorusorion. E...

Nineteen new species of Cymatodera Gray are described: C. mexicana, C. cicatricula, C. matehualacaligoides, C. brailovskyi, C. durangoensis, C. monticola, C. paucipunctata, C. anulata, C. christina, C. copei, C. oxchuc, C. merickeli, C. romeroi, C. cellulosa, and C. acutipennis from México; C. doda from México, Nicaragua and Costa Rica; C. carinipennis from México and Guatemala; C. rileyi from ...

1Department of Biological Sciences, Faculty of Science, National University of Singapore, Singapore, 2Oxford University Museum of Natural History, Oxford, England, 3Natural History Museum, London, England, 4Department of Zoology and Fisheries, Faculty of Agrobiology, Food and Natural Resources, Czech University of Life Sciences Prague, Prague, Czech Republic, 5Institute of Evolutionary Biology ...

The final larval stadium of Heteragrion majus Selys, 1886 and H. atrolineatum Donnelly, 1992 are described and illustrated for the first time, using reared material from Costa Rica, and compared with other species of the genus known from the country. All species were very similar as larvae, but they can be separated by the presence and distribution of antennal setae, spines on the posterior mar...

A new family of soft corals (Anthozoa, Octocorallia, Alcyonacea) from the aphotic tropical eastern Pacific waters revealed by integrative taxonomy Odalisca Breedy a b , Leen P. van Ofwegen c & Sergio Vargas d a Centro de Investigación en Ciencias del Mar y Limnología, and Centro de Investigación en Estructuras Microscópicas, Universidad de Costa Rica, 11501-2060 San José, Costa Rica b Smithsoni...

This paper is the first taxonomic account of the hydroid orders Anthoathecatae and Leptothecatae from the Caribbean and Pacific coast of Costa Rica. All specimens are currently stored at the reference collection of the Museo de Zoología, Escuela de Biología, Universidad de Costa Rica. Sixteen hydroid species are recorded: Eudendrium carneum, Pennaria disticha, Acryptolaria longitheca, Plumulari...

Three new species of parasitic mites of the genus Neharpyrhynchus Fain (Acariformes, Harpirhynchidae) are described from Neotropical birds: Neharpyrhynchus chlorospingussp. n. from Chlorospingus pileatus (Passeriformes, Emberizidae) from Costa Rica, Neharpyrhynchus mironovisp. n. from Dacnys cayana (Passeriformes, Thraupidae) and Neharpyrhynchus tangarasp. n. from Tangara cayana (Thraupidae) bo...

Epidemiological Bulletin / PAHO, Vol. 23, No. 3 (2002) References: Aguirre E. Informe de intoxicaciones por plaguicidas, Costa Rica, 1999-2000. San José, Costa Rica; 2001. ASDI/Pan American Health Organization. XVI Reunión del Sector Salud de Centroamérica y República Dominicana (RESSCAD), Informe Final. Honduras, 2000. Economic Commission for Latin America and the Caribbean. Población económic...

Primary--i.e., nonsyndromal-postlingual deafness is inherited as an autosomal dominant phenotype in a large kindred in Costa Rica. Genetically susceptible individuals begin to lose hearing at low frequencies at about age 10 years, after language and speaking are learned. Deafness inevitably progresses by age 30 years to bilateral hearing loss of all frequencies. Intelligence, fertility, and lif...