Hyperomyzus (Neonasonovia) pullatus Hall & Garraway sp. n (Hemiptera: Aphididae) is described based on apterous specimens collected from Eupatorium sp., (Asteraceae) in Jamaica. Photos and illustrations are provided. It is compared with an undescribed species from Costa Rica. It is distinguished from Hyperomyzus (Neonasonovia) nigra (Baker) by having narrower siphunculi, less secondary rhinaria...

OBJECTIVE To analyze the social representations of sex and gender among transsexual people, through their life histories. METHOD Qualitative, multicenter and descriptive research. The participants were 70 transsexuals from Brazil and Costa Rica. Data were analyzed according to the technique of Content Analysis. RESULTS Two complementary representations related to sex were identified: "Sex a...

A Solid-State Electrochemical Reaction as the Origin of Magnetism at Oxide Nanoparticle Interfaces Marisol S. Martin-González, Miguel A. García, Israel Lorite, José L. Costa-Krämer, Fernando Rubio-Marcos, N. Carmona, and José F. Fernández Instituto de Microelectrónica de Madrid, Centro Nacional de Microelectrónica, Consejo Superior de Investigaciones Científicas, 28760 Madrid, Spain Departament...

Peripheral neuropathy (PN) and asthenia (fatigue) occur as both diseaseand treatment-related complications in patients with multiple myeloma (MM). Risk factors for treatment-related PN, which has an estimated incidence of 37% to 83% among patients with MM, include therapy duration, dose intensity, cumulative dose, and the presence of preexisting neuropathy. Asthenia is the most common adverse e...

A new Megaselia species, M.shadeae, with a large, central, pigmented and bubble-like wing spot and a greatly enlarged radial wing vein fork, is described from Zurquí de Moravia, Costa Rica. As part of the Zurquí All Diptera Biodiversity Inventory (ZADBI) project, it represents the first of an incredible number of new phorid species to be described from this one Costa Rican cloud forest site. A ...

So far, cross-cultural research on generativity has been lacking. The present study tests the cross-cultural applicability of an integrative model of generativity proposed by McAdams and de St. Aubin. Measures of implicit pro-social power motivation, a general disposition for generativity, generative goals, and life satisfaction were administered to adults in Cameroon, Costa Rica, and Germany. ...