DIFTERA. 



Q57 



Fail). MUSCID.E, Leach. 



Sub-fam. GASTRODEiE, Desv. 



Geuus GYMNOSOMA, Mg. 



Sub-genera and species described. 



GVMNOSOMA. 



1. rotundata, L. Europe, 

 var. obliqua, Desv. 



2. costata, Pz. „ 



3. Latreillii, Desv. 



4. fuliginosa, Desv. N. Amer. 



5. atra, Desv. 



6. rainuta, Desv. Europe. 



7. nitens, Wd. „ 



8. microcera, Desv. ,, 



9. par, Wlk. 



10. occidua, Wlk. 



CiSTOG ASTER, Latr. 

 Pallasia, Desv. 



11. globosa, Fb. Europe. 



12. dispar. Fin. „ 



13. aurantiaca, Mg. ,, 



14. immaculata, My. N. Amer. 



Strongygastkr, Mq. 



15. globula, Mg. 



16. exigua, Mg. 



17. delicata, Mg. 



Gymnosoma indica. 



Nigra ; caput auratum ; thorax fulvescevs ,■ abdomen fulvum maculis 

 nigris vittalum ; aid' cincrew, basifulvce. 



Black : head adorned with a gold covering ; face, epistoma and under 

 side white : chest with a bright tawny covering : abdomen tawny with a 

 row of black spots which are all connected together excepting the last : wings 

 gray, tawny at the base : winglets and halteres bright yellow. Length of 

 the body 3^ lines ; of the wings 7 lines. 



East Indies. 



