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 | Richard Gerald Harrison - Evolution (Biology) - 1993 - 378 pages
...with genetical evidence for the systematic relationship between the two species. Zoologica 49:245-286. Emsley, MG 1965. Speciation in Heliconius (Lep., Nymphalidae): morphology and geographic distribution. Zoologica 50:191-254. Endler, JA 1977. Geographic Variation, Speciation, and Clines. Princeton, NJ:... | |
 | Charles Leonard Hogue - Science - 1993 - 568 pages
...Heliconius erato cyrbia Godt. and H. himera Hew in southwestern Ecuador. J. Res. Lepidop. 22: 229-237. EMSLEY, MG 1965. Speciation in Heliconius (Lep., Nymphalidae): Morphology and geographic distribution. Zoologica 50: 191-254. G1LBERT, LE 1972. Pollen feeding and reproductive biology of Heliconius butterflies.... | |
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