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SI Entomology Staff
Christy Jo Geraci, SI Postdoctoral Fellow
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Research Interests:
- Diversity, phylogeny, and spatial distribution of Amazonian Canopy Mordellidae (Coleoptera)
- Trichoptera Systematics & Phylogenetics (specific focus on the World Hydropsychidae subfamilies and genera)
My general research interests are in insect systematics and phylogenetics. I am working with Terry Erwin on the Ecuador Canopy Biodiversity Project, which began 1994 to monitor the effects of road construction on the insect fauna in Yasuni National Park. Over 400 morphospecies of tumbling flower beetles (Coleoptera: Mordellidae) have been collected from two hectares of forest during the 12-year study, which is over one quarter of the total number of mordellid species described worldwide. I will combine phylogenetic tools, DNA barcoding, and Geographical Information Systems (GIS) to ask if the apparent radiation of Mordellidae in the canopy is related to the high tree richness (70+ families, 300+ genera, 1000+ species) in the Yasuni region. I also study Trichoptera systematics and the use of caddisfly larvae as indicators of water pollution. My dissertation revised the phylogeny and classification of the World subfamilies and genera of Hydropsychidae (manuscripts in prep).
Publications
Geraci, C.J., and J.C. Morse. New species of Cheumatopsyche (Trichoptera: Hydropsychidae) from North Sulawesi, Indonesia. Accepted with minor revisions, The Pan-Pacific Entomologist.
Schmidt-Rhaesa, A., and C.J. Geraci. 2006. Two new species of Acutogordius (Nematomorpha), with a brief review of literature data of this genus. Systematics and Biodiversity 4(4):427–433. ![]()
Geraci, C.J., K.M. Kjer, J.C. Morse, and R. Blahnik. 2005. Phylogenetic relationships of Hydropsychidae subfamilies based on morphology and DNA sequence data. Pages 131 – 136 in Proceedings of the 11th International Symposium on Trichoptera, K Tanida and A Rossiter (eds.), Tokai University Press, Japan. ![]()
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