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Discordance Between Morphological Species Identification and mtDNA Phylogeny in the Flesh Fly Genus Ravinia (Diptera : Sarcophagidae)

NCJ Number
249357
Journal
Invertebrate Systematics Volume: 29 Issue: 1 Dated: March 2015 Pages: 1-11
Author(s)
Evan S. Wong; Gregory A. Dahlem; Trevor I. Stamper; Ronald W. DeBry
Date Published
March 2015
Length
11 pages
Annotation
In order to better understand the phylogenetic relationships among species in the genus Ravinia Robineau-Desvoidy, 1863, this study analyzed data from two mitochondrial gene fragments, cytochrome oxidase I (COI) and cytochrome oxidase II (COII).
Abstract
Bayesian inference and maximum likelihood methods were used to infer phylogenetic relationships. The results indicate that the genera Ravinia and Chaetoravinia previously synonymised into the genus Ravinia (sensu lato) are each likely to be monophyletic (posterior probability 1; bootstrap support 85 percent). The study found highly supported paraphyletic relationships among species of Ravinia, with relatively deep splits in the phylogeny. This conflict between the morphological species definitions and the mtDNA phylogeny could be indicative of the presence of cryptic species in Ravinia anxia (Walker, 1849), Ravinia floridensis (Aldrich, 1916), Ravinia lherminieri (Robineau-Desvoidy, 1830), and Ravinia querula (Walker, 1849). (Publisher abstract modified)