1908] 
MiittJxOirski, Dragon FJ'wr of Wisro)isin. 
09 
Six or seven species are known from the United States, four 
have been found in the Upper Austral hfe zone. The species are 
recognized by their large size, 85-100 and more mm. and by the 
bright yellow transverse markings of the abdomen. 
1. Anteliiimeral stripe present 2 
Antehumeral stripe absent; frons steel bine above illinoiensis 
2. Antehnmeral stripe complete 3 
Antehnmeral stripe short; expanse above 110 mm taeniolata 
3. Leng-th of abdomen less than oO mm pacifica 
Length of abdomen more than 50 mm annulata 
Macromia illinoiensis Walsh, Proc. Sci. Phila., p. 397. 1862; Need- 
ham, Bull. 47, N. Y. State Mus., p. 483, 1901 (Bibliography). 
Abd. male .48 — 50, female 50 ; h. w. male 44, female 46. 
]Male. — Colors brown black, metallic green, markings bright yellow. 
Face brown, labrum yellow, a transverse band below the frons yellow; 
frons blackish, changing to steel blue above ; vertex and occiput black. 
Thorax metallic green, the crest above with a narrow yellow lilie ; 
sides each with a long yellow stripe. Legs black, hind tibiffi below with 
a fine yellow stripe. Wings hyaline, nervure black, the base slightly 
tinged with fuscous, costa paler, pterostigma black. Abdomen black, 
a yellow spot each side of the mid-dorsum on 2 — 5, undivided and basal 
on 7. very slig'ht on base of S. Sides of 2 with diffused yellow. Seg- 
ments 7 — 9 expanded, the expansion with a basal spot. Appendages 
black, lyre-shaped. 
Female. — Similar. ^lore yellow on the abdomen, wings with more 
fuscous at base. 
Life Zone : Transition and Upper Austral. 
Wisconsin : ]Milwaukee Cement ]\fills, July 25, 1903. 
Time and Habitat — June to August along streams. Congregate in 
moist woods, resting on the underside of twigs. (Osborn.) 
Macromia tseniolata Kanibur, Ins. Nevr., p. 139, 1842; Hagen, Syn. 
Neur. N. Am., p. 132, 1861 ; Needham, Bull. 47, N. Y. State Mus.. p. 484, 
1901 (Bibliography). 
Abd. male 58 — 60. female 61—62 ; h. w. male 52—54. female 58. 
Male. — Colors like the preceding species. Thorax with a short 
antehumeral stripe below and a lateral band yellow. Legs black. 
Wings more or less tinged with yellow. Abdomen black, a transverse 
ring on 2, divided spots on 2 — 8, entire on 7, yellow. 
Female.^ — ^Wings with more yellow. The spot on dorsum of seg- 
ment 8 usually lacking. 
Life Zone : Upper and Lower Austral. 
Time and Habitat — Late ^\ay to July along streams and in damp 
woods. 
Macromia pacifica Hagen. Syn. Neur. IN". Am., p. 134, 1861 ; William- 
son, Dragon-flies of Indiana, p. 309, 1900. 
Abd. male 47, female 48 ; h. w. male 40. female 45. 
Male. — Steel blue, black, fuscous, marked with bright yellow. Face 
fuscous, a yellow transverse band below the frons ; frons brown, yellow 
above. Thorax metallic blue, the antehumeral stripes yellow, not quite 
reaching the yellow transverse stripe on the crest above. A lateral 
band between the wings encircling the entire thorax. Legs brown, the 
