Bulletin Wisconsin Natural History Society [Vol. 13, No. 2 
5r> 
canis MACLACHLAN, Ent. Mo. Mag., 23, p. 104, 1886; d, type Coll. 
MacLachlan. 
MARTIN, Cat. Coll. Selys, 17. p. 43, 1907; d 9 desc.; $ t.f. 55, 
d app.; (9 may be spinosa). 
WALKER, Ottawa Nat., 22, p. 58, 1908; desc. notes; pi. 2, ff. 13, 
14, d app. 
MUTTKOWSKI, Bull. Wis. N. H. Soc., (2) 9, pp. 96, 132; 1911; 
desc. d $ ; t.f. 7, d app. 
Syn. spinosa NEEDHAM, Bull. 47 N. Y. State Museum., p. 495, 1901; 
dist.; pi. 22, f. 2, d adult. 
MUTTKOWSKI, Bull. Wis. N. H. Soc., (2) 6, p. 104, 1908; dist. 
spinigera SELYS, Bull. Acad. Belg., (2) 37, p. 20, 1874; $ only, may be 
spinosa. 
Nymph. NEEDHAM, 1. c., p. 495, 1901; dist. as T. spinosa. 
Distr. Carolinian, N. H. and Wis. to Ga. 
complanata RAMBUR, SELYS, MARTIN, syn. ad semiaquea. 
costalis SELYS, Bull. Acad. Belg., (2) 31, p. 273, 1871; $, type British 
Museum. L.c., (2) 37, p. 20, 1874; notes. 
MARTIN, Cat. Coll. Selys, 17, p. 42, 1907; desc. 
KIRBY, in MUTTKOWSKI, Bull. Wis. N. H. Soc., (2) 9, p. 132; 
1911; $ desc. 
MUTTKOWSKI, Bull. Wis. N. H. Soc., (2) 9, pp. 96, 133, 1911; 
disc. L. c., (2) 13, p. 59, 1915; disc. 
Distr. Ga. 
cynosura (SAY), Jn. Acad. Phila., 8, p. 30, 1871; d ( Libellula ), type Mus. 
Boston Soc. 
SELYS, Bull. Acad. Belg., (2) 31, p. 270; d 9 desc. ( Cordulia ) 
pars. 
HAGEN, Proc. Boston Soc., 15, p. 271, 1873; on type & identity. 
CALVERT, Trans. Am. Ent. Soc., 20, p. 252, 1893; desc. ( Tetra - 
goneuria). 
KELLICOTT, Oaon, Ohio, p. 89, 1899; desc. 
WILLIAMSON, Drag. Ind., p. 311, 1900; desc. Ent. News, 16, 
p. 255, 1906; ethol. notes; oviposition. 
NEEDHAM, Bull. 47 N. Y. State Mus., p. 493, 1901; ethol. notes; 
dist. Proc. U. S. Nat. Mus., 26, p. 724, 1903; t. f. 19, wings. 
MARTIN, Cat. Coll. Selys, 17, p. 41, 1907; desc. t. f. 54, d app. 
WALKER, Ottawa Nat., 22, p. 57, 1908; brief diag.; pi. 2, ff. 11, 
12, d app. 
MUTTKOWSKI, Bull. Wis. N. H. Soc., (2) 6, p. 104, 1908; desc. 
Bull. Milwaukee Mus., 1, p. 125, 1910; bibl. Bull. Wis. N. 
H. Soc., (2) 9, pp. 96, 104, 1911; desc.; t. f. 3, d 9 char. 
L. c., (2) 13, p. 60, 1915; disc, of relations. 
Syn. basiguttata SELYS, Bull. Acad. Belg., (2) 31, p. 271, 1871; d 9, Coll. 
Selys. 
MARTIN, Cat. Coll. Selys, 17, p. 42, 1907; desc. 
MUTTKOWSKI, Bull. Milwaukee Mus., 1, p. 126, 1910; bibl. 
