76 
The Philippine Journal of Science 
1921 
Key to Philippine species of Scolia. 
1. Three closed cubital cells; subgenus Triscolia 2. 
Two closed cubital cells; subgenus Scolia 9. 
2. Thorax and abdomen “fusco-ferrugineis;” length, 11 millimeters. 
S. pseudoforaminata Gribodo. 
Thorax and abdomen (mostly at least) black 3. 
3. Apical abdominal segments clothed with reddish hair. 
S. rubiginosa Fabricius. 
Hair on apical segments black 4. 
4. Scutellum and metanotum marked with yellow; large species 5. 
Scutellum and metanotum black 6. 
5. Angles of pronotum and third tergite with a yellow spot. 
S. procer Illiger. 
Pronotum and abdomen black S. scutellaris Gribodo. 
6. Head marked with ferruginous or rufo-ferruginous 7. 
Head entirely black 8. 
7. Antennas rufo-ferruginous; abdomen subcoeruleous; less tharf 20 milli- 
meters S. capitata Guerin. 
Antennae black; abdomen black; over 25 millimeters. 
S. philippinensis sp. nov. 
8. Wings purplish S. bella sp. nov. 
Wings bronzy S. bellina sp. nov. 
9. Head black, flagellum reddish S. auripennis Lepeletier. 
Head and antennae wholly or largely reddish 10. 
Head and antennae black 11. 
10. Propodeum shining, sparsely punctured; antennae entirely pale, those of 
the male shorter than the head and thorax S. erratica Smith. 
Propodeum with large close punctures on the dorsal, lateral, and pos- 
terior surfaces; antennae with scape black, those of the male fully 
as long as head and thorax S. westermanni Saussure. 
11. Small species, not more than 12 millimeters long.... S. manilae Ashmead. 
S. modesta Smith. 
Medium-sized species, over 18 millimeters long 12. 
12. Abdomen marked with ferruginous spots.. S. quadripustulata Fabricius. 
Abdomen entirely black 13. 
13. Wings violaceous 14. 
Wings brownish hyaline 15. 
14. Head large, posterior orbits wider than eye; propodeum black; female. 
S. megacephala sp. nov. 
Head not especially large, posterior orbits narrower; propodeum with 
a bluish reflection; female.... S. propodealis sp. nov. 
15. Hair of head and thorax above black; abdomen black; female. 
S. luzonensis sp. nov. 
Hair of head and thorax pale; abdomen with a bluish reflection; male. 
S. incerta sp. nov. 
Scolia (Triscolia) pseudoforaminata Gribodo. 
Triscolia pseudoforaminata Gribodo, Bull. Soc. Ent. Ital. 25 (1893) 
173. 
This species is not represented in the collection, but it should 
be easily recognized by its color which is described as “nigro- 
fuliginoso” with thorax and abdomen as “fusco-ferrugineis.” 
