Key to the species of Calliphora of the West Indies 1. Basicosta yellow to orange ........................................................................................................................................... 2 - Basicosta dark brown to black ............................................................mainland Calliphora species, not keyed further. 2. Genal dilation with reddish ground color on anterior half or more; katepisternal formula 2:1 (Fig. 8); male frons narrow, 0.075 head width; not collected in the West Indies to date ...................................................................... C. vicina - Genal dilation wholly dark; katepisternal formula 1:1 (Fig. 9), male frons broad, 0.29 (0.28–0.30/5) head width, slightly narrower than width of eye; known only from Cuba, Jamaica and the Dominican Republic ...... C. maestrica

Published as part of Whitworth, Terry, 2010, Keys to the genera and species of blow flies (Diptera: Calliphoridae) of the West Indies and description of a new species of Lucilia Robineau-Desvoidy, pp. 1-35 in Zootaxa 2663 on pages 7-8, DOI: 10.5281/zenodo.276279