1225 
Publ. 24 . X. 1936. SYNANTHEDON. By B. Zttkowsky. 
segments finely edged with yellow, a strong black anal tuft. Legs black, tarsi with white bands. 15 mm. Mexico: 
Oaxaca; Panama, Bugaba. 
S. asithracipennis Bsd. Head and antennae black. Palpi yellow beneath, the last joint black at the anihracipen- 
apex. Abdomen and legs brownish black, abdomen with 4 yellow rings, anal tuft black, with few yellow hairs nis * 
laterally. Forewing brown with a small orange spot at the cross-vein or beyond it. Hind wing transparent with 
broad black margins and veins. Georgia. It is said to live on a species of willow and to look like S. asiliformis. 
- It belongs to the doubtful species which, as Beutenmuller already regretted in 1894 (in Bull. Americ. 
Mus. Nat. Hist.), have never been discovered again; Engelhardt likewise deals with the species in Bull. Brookl. 
Ent. Soc. 1928 and promises a publication at a later period. He succeeded, however, in clearing up the synonymy 
of Boisduval's S. bibionipennis chrysidipennis as rutilans Hy. Edw. and nomadaepennis as Memythrus ( Albuna ) 
pyramidalis Wkr. 
S. fasciculipes Wkr. Jet-black. Head silvery white behind, eye-rings the same. Palpi erect, silvery fasciculipes. 
white below. Antennae short and delicate. Pectus silvery. Abdomen pointed, anal tuft deep coppery. Legs 
slender, tibiae densely haired on their whole length, especially the posterior pair, tarsi silvery white basad. 
Wings transparent, veins and fringes black. Forewing with a black line right across the end of the discal vein. 
15—16 mm. Ega. 
S. fulvopyga Le Cerf. All the wings hyaline, veins and margins black with a bluish green reflection, fulvopyga. 
distal area crossed by four veins. Hindwing hyaline, the veins, margins and fringes of all the wings black. Head 
black with short whitish hairs at the margin, orbita white. Palpi, antennae, thorax, abdomen and legs black 
with a bluish green reflection. Anal tuft pale yellow. 24 mm. Brazil. 1 
S. flavostrigata Le Cerf (176 e). Head blackish blue, neck yellow. Face white, with bronze scales above, flavostrigata. 
Palpi yellow, with a short black line outside on the 2nd and 3rd joints. Antennae blackish blue, white above 
before the tips, brown below, yellow at the base. Collar purple black. Thorax blackish blue, laterally with 
yellow stripes, its posterior margin with yellow hair, scaled yellowish below. Abdomen black, scantily strewn 
with yellowish white, all the segments finely edged with yellow, the 7th broadest. Anal tuft black, yellow in 
the middle and on the sides. Ventrum black, almost entirely scaled yellow. Legs black and yellow. Forewing 
transparent, margins and veins black, the distal margin between the veins 3 and 8 scaled yellow, the outside 
of the discocellular vein slightly yellow. Beneath almost entirely yellow excepting the veins. Hindwing trans¬ 
parent, veins, margins and fringes black. 15—16 mm. Mexico: Tabasco. 
S. tipuliformis Clerck (Vol. 2, pi. 51 d). Head purple black, orbita white. Palpi yellow below, black tipuliformis. 
above. Antennae black, yellow below like the collar, too. Thorax blackish brown with a narrow yellow streak 
on each side, yellow' below. Abdomen purple black with narrow yellow rings on the 2nd, 4th and the two last 
segments. Anal tuft black. Legs blackish with two yellow bands on the tibiae, tarsi yellow. Forewdng trans¬ 
parent with golden purple margins, the broad distal margin with golden yellow streaks between the veins. Cross¬ 
vein strong, brownish black. Hindwing transparent, narrowly margined. 15—22 mm. North America, Australia, 
New Zealand, Europe, and Asia. A very common and well known species, everyw'here imported with the cur¬ 
rant and gooseberry from the Old World, in which way it also came to America. The larva lives in the plants 
mentioned, hibernating in their twdgs until May; imago from the end of May to July. 
So flava Hy. Edw. is said to be S. tipuliformis. Panama: Colon. flava. 
S. laticincta Burm. Wings transparent, forewing with a broad black distal margin, the other margins laticinda. 
narrower, discal vein feeble. Palpi, thoracal sides, metathorax, the 1st, 5th and 6th rings of the otherwise black 
abdomen bright yellow'. Anal tuft yellow'. Legs black, the joints of the forelegs and hindlegs and a great part 
of the hindlegs yellow'. Tarsi at the base and the inner margin of the hindwing yellow. 15 mm. Bio cle Janeiro. 
S. albicalcarata Burm. Ground-colour black, wings transparent, margins and cross-vein thin and black, albicalca- 
Metathorax and the 1st and 2nd rings of the abdomen yellow, warming into whitish. Legs black, the spurs rata. 
of the middle and hind legs black, of the forelegs white. Tarsal joints black and white, femora yellow'. The 3rd 
abdominal segment white beneath, palpal tips white, too. Antennae brownish 15—20 mm. Buenos Aires. 
S. albociliata Engelh. Antennae absent, those of the $ are black. Palpi black above, snow-white below', albociliata. 
the coxae of the forelegs snow-white. Thorax black with two narrow yellowish wdiite lateral stripes, with 
rough hair in the q. Abdomen black, the 4th segment above, the 4th, 5th and 6th beneath yellowish white. 
Anal tuft black, mixed with white in the beneath. Legs black and white, with rough hair. The broad costa 
and the discal mark black like the veins, fringe whitish. Hindwing transparent, the veins and the narrow margin 
black, fringe white. The $ shows almost entirely black forewings, whitish along the inner margin and before 
the discal mark. Hindwing transparent with a broader black margin. 18—20 mm. Kerrville, Texas; October. 
— Engelhardt presumes the food-plant to be a species of Eupatoria. 
S. auritincta Engelh. antennae black, white near the apex. Palpi black above, yellow below, the auritinda. 
last joint here also black. Head black, white around the eyes. Collar golden yellow above, white on the sides 
VI 154 
