Southern, D I Polytene chromosomes and cytological maps. [electronic resource] - Transactions of the Royal Society of Tropical Medicine and Hygiene 1973 - 304-5 p. digital Publication Type: Journal Article ISSN: 0035-9203 Standard No.: 10.1016/0035-9203(73)90236-8 doi Subjects--Topical Terms: AnimalsBiological EvolutionCell NucleolusCell NucleusChromosome MappingCytological TechniquesMeiosisTsetse Flies--cytology