In this paper we present a practical and convenient 2D city mapping and 3D digital surface model construction technique based on data merge of spatial, spectral, and textural information of QuickBird High Resolution Satellite Imagery with precise Digital Surface Model (DSM) information of LiDAR data for an urban area within the city of Cairo. Due to recent increased demand for city mapping from...

Loxosceles laeta spiders were captured in the West zone of São Paulo City, this being the first record of the specie in this area. Since loxoscelism is an important public health problem in the South region of Brazil, it is necessary to investigate the presence of this spider in São Paulo City.