SPILOTHYRUS. 
337 
2. — S. Althese, Hub. 452-3. Maharum var., 0. i. 2, 197 ; Godt. 
ii. 28, 5, 6. 
Gemina, Led. z. b. vv. 1852, p. 50. 
Mareubii, Kirby, Man. Eur. Butt. p. 115. 
Expands from 1*10 to 1’30 in. Very closely resembles the 
last, but is darker, and has a greenish tinge on the fore wings. 
The wings are darker than in Alcece ; the fore wings have four 
white subdiaphanous spots. Hind wings with two central white 
spots. Under side : Hind wings tinged with green. The clubs of 
the antennge are wholly black, whereas in the last species they 
are reddish brown beneath. PI. LXXVIH., 2. 
Times of Appearance. — May and August. 
Habitat. — Central and South-Eastern Europe; the larva 
of the type seems to be as yet unknown, though that of the Spanish 
variety Bceticus is described by Kambur ; it may be inferred that 
there is some resemblance between the two forms. 
VARIETY. 
Bceticus, Eamb. Cat. Faun. And. P.C. 12, 3, 4 (1839); Ramb. 
Cat. S. And. p. 80. 
Marrubii, H. S. 14, 15. 
Smaller than the type and lighter, being of a yellowish or 
brownish grey colour. 
Habitat. — South-Western Europe. 
Larva.— Pale grey, with a reddish or yellowish tinge, brown 
dorsal and lateral stripes. Feeds on Marruhiuin Hispanicum in 
April and in August. 
3. — S. Lavaterae, Esp. 82, 4 (1783) ; Hiib. 454-6 ; 0. i. 2, 198 ; 
Godt. ii. 28, 7. 
Expands from 1’25 to 1*30 in. Pale grey, with a greenish 
tinge. Fore wings with some white spots near the apex, and 
white central band edged internally with dark brown. Hind 
wings with central and basal blackish bands ; the hind margin 
2x 
