T. SIVARUBAN, S. BARATHY, M. ARUNACHALAM, K. VENKATARAMAN & K.G. SIVARAMAKRISHNAN 1Department of Zoology, The American College (Autonomous), Madurai-625 002, India 2Department of Zoology, The Madura College (Autonomous), Madurai-625 011, India 3Sri Paramakalyani Centre for Environmental Sciences, Manonmaniam Sundaranar University, Alwarkurichi 627 412, India 4Department of Zoology, Madras Chris...

The phylogenetic affinities of Xenacoelomorpha - the phylum comprising Xenoturbella bocki and acoelomorph worms - are debated. Two recent studies conclude they represent the earliest branching bilaterally symmetrical animals, but additional tests may be needed to confirm this notion.

ABSTRAC7: -Olive-winged bulbul (Pycnonotus plumosus) and cream-vented bulbul (P. simplex) were found to be sedentary non-territorial species with home range sizes of 0.29-7.23 ha during the breeding season. Range sizes were not significantly different between species. Indices of available food sources (or food plants) within the home ranges of both species were also not significantly different....

1M.Sc, M.Phil, Ph.D, PGDMBT, Junior Research fellow (UGC), Division of Human Genetics, School of Life sciences, Department of Zoology, Bharathiar University, Coimbatore, Tamilnadu, India 2M.Sc, M.Phil, Ph.D, Senior research fellow (CSIR), Division of Human Genetics, School of Life sciences, Department of Zoology, Bharathiar University, Coimbatore, Tamilnadu, India 3M.Sc, Ph.D, FAZ, MAFRC, Profe...

periodicals all over the world. Before further advance in tuberculosis research can be made, it is necessary to summarize the results already achieved; this is one of the aims of this book. Another of my objectives is to point out unsolved problems in the bacteriology of tuberculosis and to indicate recently developed experimental methods for the study of the tubercle bacilli." For the young sc...

1Departments of Zoology and Botany and Beaty Biodiversity Museum, University of British Columbia, 6270 University Boulevard, Vancouver, British Columbia, Canada V6T 1Z4; 2Departments of Zoology and Biodiversity Research Centre, University of British Columbia, 6270 University Boulevard, Vancouver, British Columbia, Canada V6T 1Z4 and 3Department of Biological Sciences, Macquarie University, Sydn...

Roger Gordon is a Professor at Memorial University of Newfoundland. He received his Honours B.Sc. (Zoology) and Ph.D. (Zoology) from the University of Sheffield, England, specializing in the areas of entomology and parasitology. He teaches courses in entomology, parasitology, animal physiology, general zoology, and introductory biology. His research interests include the study of host-parasite ...