76 The Philippine Journal of Science 1921 
Key to Philippine species of Scolia. 
1. Three closed cubital cells; subgenus Triscolia...........0.....22.22220000000cc020000 2. 
Two closed cubital cells; subgenus Scolia.......0.002.0.0..2--00-0----- SeIE Ve 9. 
2. Thorax and abdomen “fusco-ferrugineis;” length, 11 millimeters. 
S. pseudoforaminata Gribodo. 
Thorax and abdomen (mostly at least) black......0.2..0..00000...-.0eccecseeseoe 3. 
8. Apical abdominal segments clothed with reddish hair. 
8. rubiginosa Fabricius. 
Ng gg gs ee Bet SYS a a See Sie ee eee 4, 
4. Scutellum and metanotum marked with yellow; large species............ 5. 
Scutellum and metanotum bDlack........20...000000000000.... 
5. Angles of pronotum and third tergite with a yellow spot. 
S. procer Illiger. 
Pronotum and abdomen black.............00000000.000.0....-. S. scutellaris Gribodo. 
6. Head marked with ferruginous or rufo-ferruginous...................200..-.- 7 
pideie Ontively  blaebes eiace oi St ee pits 
meters.. 2 
Antenne black; abdomen black; over 25 millimeters. 
S. philippinensis sp. nov. 
baigoton S. bella sp. nov. 
Or a S. bellina sp. nov. 
9. Head black, flagellum reddish............................ S. auripennis Lepeletier. 
Head and antenne wholly or largely reddish..................0---------e 10. 
Head and antenne black No eae Tre Sere SEER ERE Ear Ome 11 
10. Propodeum shining, sparsely punctured; antenne 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; antenne 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... §. manilae Ashmead. 
S. modesta Smith. 
Medium-sized species, over 18 millimeters long........._............... 12. 
12. Abdomen marked with ferruginous spots.. §. quadripustulata Fabricius. 
POUR Weis Mathes oo oo oss On ao ose ar ei er 13. 
aa Vedeiwt Weeieedie. 5 oe et TZ 
eb ooo tases MR fk OED ere ett eae he See eeeS Sauer 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... 8. 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 GriBopo, 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.” 
