ABERRATIONS OF THREE JAPANESE BUTTERFLIES. 55 



Redhill (G. E, Frisby) ; Richmond Park and Wimbledon Com- 

 mon (Eland Shaw) ; Queen's Cottage Grounds, Kew Gardens 

 (G. Nicholson). 



Tetrix subulatus, Linn. — Dormans, East Grinstead (M. Burr). 



Tetrix hipuuctatiis, Linn, (all the year round, as the species 

 hybernates in the perfect form). — Bookham Common, Esher 

 Common, Oxshott, Ockham Common, Horsley, and Boxhill 

 (W. J. L.) ; Byfleet (G. T. Porritt) ; Dorking (H. Guermonprez) ; 

 Eoyal Horticultural Society's Gardens, Wisley (R. J. Wallis). 



[Additions to this list will be welcomed. — Ed.] 



ABERRATIONS OF THREE JAPANESE BUTTERFLIES. 



By A. E. WiLEMAN, F.E.S. 



Zephyrus attilla subgrisea, ab. n. 



Blackish with a faint purplish tinge ; a black mark at end of cell, 

 and indications of the darker under side markings ; traces of a bluish 

 white marginal line on each side of the tail. Fringes white. Under 

 side greyish white ; fore wings have a brown elongate spot at end 

 of the cell, edged with white and enclosing a faint white line ; a 

 brownish, slightly oblique, postmedial band, outwardly edged by a 

 broad white band ; the area beyond the band is suffused with 

 brownish and traversed by a submarginal series of white-ringed 

 blackish spots, those towards costa smaller than those towards inner 

 margin, the latter outwardly edged with orange ; marginal line 

 blackish ; on the hind wings the brown and the white bands are 

 similar to those on the fore wings, but the submarginal spots are less 

 clearly defined outwardly ; the outer margin below vein three is 

 orange enclosing two black spots, that between veins two and three 

 round. Expanse, 32-36 millim. 



Collection numbers, 2017 and 2018. 

 Two specimens from Yamato, July, 1894. 



Zizera argia insolita, ab. n- 

 $ . On the under side the spots on the outer area unite and form 

 longitudinal bars between the veins, six on fore wing and eight on 

 hind wing. 



Collection number, 2019. 



One female specimen (the type) from Ushigome, Tokyo, May 

 7th, 1895. 



Local distribution. — Hondo, Tokyo. 

 Habitat. — Japan. 



Argynnis aglaia gutta, ab. n. 



S ■ On the under side there are no silvery spots on apical area 

 of the fore wing, and the silvery basal spots of the hind wing run 



