Geographic Distribution and Morphometric Differentiation of Triatoma nitida Usinger 1939 (Hemiptera: Reduviidae: Triatominae) in Guatemala Carlota Monroy, Dulce María Bustamante, Antonieta Rodas, Regina Rosales, Mildred Mejía, Yuichiro Tabaru* PAGE: 37-43

Differences in Brazilian Strains of Schistosoma mansoni Evaluated by Means of Morphometric Analysis of Cercariae of Both Sexes José Roberto Machado-Silva, Cléber Hooper da Silva, Mário José dos Santos Pereira, Regina Maria Figueiredo de Oliveira, Roberto Magalhães Pinto, Delir Corrêa Gomes PAGE: 839-842

Quantitative Phenetics and Taxonomy of Some Phlebotomine Taxa JP Dujardin, F Le Pont, E Martinez PAGE: 735-741

On Two Nematodes from Brazilian Birds and Description of a New Species (Acuarioidea, Schistorophinae) Parasitizing Laterallus viridis (Müller, 1776) (Gruiformes, Rallidae) Roberto Magalhães Pinto, Joaquim Júlio Vicente, Luís C Muniz-Pereira, Dely Noronha PAGE: 751-755

Quantitative Morphological Evidence for Incipient Species within Lutzomyia quinquefer (Diptera: Psychodidae) JP Dujardin, F Le Pont, E Martinez PAGE: 829-836

Worm Burdens in Outbred and Inbred Laboratory Rats with Morphometric Data on Syphacia muris (Yamaguti, 1935) Yamaguti, 1941 (Nematoda, Oxyuroidea) Roberto Magalhães Pinto, Lucineide Gonçalves, Dely Noronha, Delir Corrêa Gomes PAGE: 133-136