Affiliation: | 1. Department of Biological Sciences, Southeastern Louisiana University, SLU 10736, Hammond, LA 70402, USA;2. Department of Biology, Wittenberg University, Springfield, OH 45501, USA;3. Department of Life Sciences, University of the West Indies, Mona, Kingston 7, Jamaica;4. Electron Microscopy Unit, University of the West Indies, Mona, Kingston 7, Jamaica |