604 
A Monograph of Culicidae. 
confused; the general colour including the wings is dark, and the 
third vein has scale tufts throughout its length, instead of at base 
only. 
105 specimens, Tampa, Kissimmee, Sanford, Arcadia Bartow, 
Pokatee, Alligator Creek, Florida (i)yar and Oaudell). 
Type in U.S. Nat. Mus.” 
Janthinosoma toltecnm . Dyar and Knab (1906). 
Proc. Biol. Soc. Wash. XIX., 135 (Sept. 1906). 
“As in J. fioridense, Byar and Knab, but the pale abdominal bands 
are extensive, broken only on the last segment, the scales on the 
scutellum have a silvery lustre. 
Eighty-nine specimens, Tehuantepec, Salina Cruz, Ruicon, Antonio, 
Santa Lucrecia, Almoloya, Mexico (F. Knab); Yera Cruz, Mexico 
(G. E. Beyer); Balias, Texas, Sept. 14 (W. E. Hinds). 
Type in U.S. Nat. Mus.” 
Janthinosoma columbiae . Byar and Knab (1906). 
Proc. Biol. Soc. Wash. XIX., 135 (Sept. 1906). 
“ As in J. toltecum , Byar and Knab, but the abdomen more strongly 
pale scaled, the third vein with the broad scales in a basal dot only, 
the scutellum without silvery lustre. 
Fifty-nine specimens, Grassymead (H. G. Byar); Bel Ray and 
St. Elmo, Ya. (F. C. Pratt); Woodsteck, Ya. (J. Kotinsky); Belair, 
N.J. (W. P. Seal); Cold Spring Harbour, N.Y. (F. E. Lutz); Greens¬ 
boro, N.C. (F. C. Pratt) ; Tutuila, Jackson, Belzoni, Clarksdale, 
Corbin, Yazoo City, Miss. (H. S. Barber); Agricultural College, Miss. 
(G. W. Herrick); Baton Rouge, La. (T. A. Morgan). 
Type in U.S. Nat. Mus.” 
Janthinosoma insularius. Byar and Knab (1906). 
Proc. Biol. Soc. Wash. XIX., 135 (Sept. 1906). 
. “ Hind legs without raised scales ; tarsi with pale bands ; first hind 
tarsal joint without a white ring; wing with whitish and dark scales 
intermixed; legs pale, the yellowish scales predominating, else as in 
J. pygmaeus , Theobald. 
Eight specimens, Santo Domingo, W.I, (A. Busck). 
Type in U.S. Nat. Mus.” 
Janthinosoma schwarzi. Dyar and Knab (1906). 
Proc. Biol. Soc. Wash. XIX., 135 (1906). 
“As in J. cojjini, Byar and Knab, but the tips of the hind femora 
are pure white. 
One specimen, Cayamas, Cuba, May 7 (E. A. Schwarz.) 
Type in U.S. Nat. Mus.” 
