Lucilia
Creators: name: Whitworth, Terry
Publisher: name: Zenodo
Year: 2010
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Diptera
Calliphoridae
Lucilia

description: Key to the species of Lucilia of the West Indies
1. Three postsutural acrostichal setae; abdomen usually with apparent mesal division in which one half is microtomentose, the other half shining when viewed from a sharp angle laterally........................................................................2
- Two postsutural acrostichal setae; abdomen usually uniformly metallic or microtomentose ...................................... 3
2. Central occipital area with single seta just below inner vertical seta (Whitworth 2006, fig. 73); abdomen dull coppery; humeral callus with two or three small setulae along posterior margin (Whitworth 2006, fig. 74); metasternum bare; frons of male broad, much broader than width of parafacial at level of lunule, 0.20 (0.19–0.21) of head width; male genitalia (under Phaenicia pallescens) as in Hall (1948, fig. 24, J–M) ................................................ L. cuprina
- Central occipital area with two to five setae below inner vertical seta (Whitworth 2006, fig. 73); abdomen usually bright green, occasionally shining coppery; humeral callus with six to eight small setulae along posterior margin (Whitworth 2006, fig. 74); metasternum setose; frons of male narrower, about equal to width of parafacial at level of lunule, 0.13 (0.12–0.14) of head width; male genitalia as in Hall (1948, figs. 25 F, G); reported only from Bermuda. ....................................................................................................................................................................... L. sericata
3. Fifth abdominal tergite coppery or aeneous (not always obvious, especially in some females); postocular area golden; body dark blue, sometimes with purple highlights; upper calypter white, lower calypter tan in both sexes;
basicosta tan; anterior abdominal tergites with tomentum including outer edges of T4, the remainder polished; known only from Jamaica .......................................................................................................................... L. lucigerens - T5 usually not distinctly colored in contrast to other tergites; without above combination of characters. ................. 4
4. Rear half of gena with several to many pale setae in front of postgena (Fig. 35) (note the postgena has pale setae in all Lucilia in the region)................................................................................................................................................ 5
- Rear half of gena with only dark setae (rarely a few pale setae are found on rear edge of gena, not extending forward) ............................................................................................................................................................................. 6
5. Basicosta usually tan, sometimes light tan to orange. Rear edge of T3, all of T4 and T5 polished when viewed from rear (Fig. 36); male frons narrow, about 0.03 of head width, much narrower than width of first flagellomere. ............ ............................................................................................................................................................................. L. rica
- Basicosta usually pale yellow or orange. Anterior third or more of T4 with whitish microtomentum, rest of T4 and T5 polished (Fig. 37); male frons much broader, about 0.10 of head width, broader than width of first flagellomere. .......................................................................................................................................................................... L. cluvia
6. Basicosta pale orange, yellow or whitish...................................................................................................................... 7
- Basicosta darker, tan to black or sometimes orange-brown .........................................................................................9
7. Body color metallic-tan, appearing somewhat teneral; abdominal tergites all microtomentose; known only from six specimens from Bermuda, possibly extinct ........................................................................................... L. problematica
- Body color shining green, blue, or violet; T5 shining with no microtomentum...........................................................8
8. Thorax green or blue, abdomen bluish-purple; T4 and T5 polished; male lower calypter dark brown; setae behind postocular row of setae weak and pale; surstyli broad, usually curved sharply inward (Figs. 48–49); known only from Bahamas, Cuba, Cayman Islands and Dominican Republic ............................................................. L. retroversa
- Thorax and abdomen normally concolorous brilliant green; only rear edge of T4 and all of T5 polished; male lower calypter light tan; one irregular row of black setae behind postocular row; surstylus long and slender (Figs. 40–41); listed from Cuba by James (1970), primarily southern USA, possibly introduced elsewhere ........... L. coeruleiviridis
9. Upper and lower calypters gray to tan in both sexes; postocular area golden in good specimens, varying from faint to bright yellow; area may be darkened in poor specimens. Male frons narrow, 0.02 head width, usually less than width of median ocellus; male genitalia as in Figs. 44–45; known only from Puerto Rico, St. Vincent, Dominica and St. Lucia ................................................................................................................................................................ L. fayeae
- Upper calypter pale both sexes, lower calypter brown in male and whitish in female; postocular area usually bright silvery. Male frons broader, 0.03–0.05 head width, usually wider than median ocellus; male genitalia as in Figs. 42– 43................................................................................................................................................................................. 10
10. Most or all of abdominal T4 polished when viewed from rear; throughout the West Indies ......................................... .................................................................................................................................... West Indies variant of L. eximia
- Only rear half of T4 polished when viewed from rear; Trinidad and mainland areas (North, South and Central America)................................................................................................................................... Mainland variant of L. eximia
description: 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 18-19, DOI: 10.5281/zenodo.276279