AND THE ALPS OF CENTRAL EUROPE. 109 



Dist. Char, one wh. -centred apical spot in <? , on v. dk. uni- 

 colorous grd. (j r. sii/ira). 



Log. Digne, vii. /99 {li.-IU-n.) ; fairly c. in dry places on lime- 

 stone in the Basses Alpes and Alpes Maritimes, vi.-vii., Thorenc, &c. 

 (Powell) ; Susa, vi. 27/99, just emerging (R.-Brn.) ; Campiglio, 

 vii. /95 ; Innsbruck, vii. /97 (Lmn.). 



[Obs. — I agree with Mr. Nicholson that the fact that Cordula is c. rather 

 earlier in the season, on the same banks at Digne on wh. Acttpa is.ab. vii. e., is 

 conclusive as to their being 2 distinct sp. ; I have therefore treated them as 

 such.] 



S. Cordula, Fdhr. (Hippodice, Hh.) ; 52mm. 



5 with distinct lighter band, up.s., esp. f.w. 

 Dist. Char, at least 2 wh. -centred eye-spots up.s. f.w. in t? , and 

 3 or more in 2 , on v. dk. grd. 



Log. Gen. c. and often ab. in the Ehone Valley from Aigle to 

 Brig, and thence in small numbers to the Rhone Glacier, also in 

 the S. side valleys from the Val d'Herens to the Simplon and at 

 Loeche-les-bains [Far.) ;. v. ab. on the road from Aigle to Sepey, vii. 

 and viii. /Ol, &c., the S s. with 4 wh. spots at the lower elevations, 

 and 2 higher up ; Giornico and Cresciano {Trapp) ; Brusio (Cajlisc/i). 



Bourg St. Maurice, vii. e. /98 ; St. Michel-de-Maurienne, vii. e. 

 /97 ; La Grave, viii. m. /96 ; Bourg d'Oisans, viii. m. /96 ; Larche 

 to Barcelonette, viii. b. 1900 ; Abries, viii. m. 1900 (Ttitt) ; Digne, 

 vii. /99, c. (R.-Brn.) ; St. Martin Vesubie, &c. (linn.) ; Annot, 

 Thorenc (Poirdl) ; Pre St. Didier, viii. b. /98 ; Cogne Valley, viii. 

 8/94 ; Susa, viii. in. /97 (Tiitt) ; Orta, vi. m. 1900; Botzen. vi. e. 

 /Ol (Lnar). 



Directions of Yar. (a.) size : 4Smm.-58mm. 



(b.) number of eye-spots up.s. f.w\ ; 2-4, 

 rarely 3, in <? , occasionally a 5th 

 minute one nearer apex ; 4 in 2 , 

 sometimes forming a band. 



(c.) depth of grd. col. esp. in J , varying 

 from nearly blk. to sooty-brii. 



(d.) extent and depth of col. of band up.s. 

 in 5 , varying from dull or.-brn. to 

 pale ochreous, sometimes scarcely 

 visible, sometimes forming a con- 

 spicuous band f. and h.w., the ex- 

 treme form being : 

 ab. ? Poeas, JII>. : wh. is also lighter un.s. 



(e.) eye-spots (or blk. dots) h.w., gen. 1 up.s., 

 2 un.s. in <? ; 2 up. and un.s. in $ ; 

 but sometimes absent, and in $ 

 sometimes 3 up.s. 



(f.) more or less distinctness in band un.s. 

 h.w. 



