ABERRATION OF ACRONYCTA RUMICIS AND A. ALNI. 97 



Trichoptera. 



"^''Drusus discolor \ 



■■'Drusus chrysotus 



■■'Drusus alpinus ]- Val d'Herens : July 10th-30th. 



■''Drusus muelleri 

 ■■'Dj'nsus vielanchcBtes j 



"^'Gryptothrix nehulicola. Trelechant, Col de Montets : August Gth. 

 ■''•Potamorites higuttatus. Val d'Herens : July 10th-30th. 

 ■''Sericostoma pedemontanum. One from Trelechant : August Gth. 

 Four from Val d'Herens : July 10th-30th. 



Plectrocnemia consi^ersa. One irom Trelechant : August Gth. 

 One from Val d'Herens : July 10th-30th. 



■''Bhyacophila vulgaris. Val d'Herens : July 10th-30th. 



Hyeres, St. Maxime, Binn, and Hospenthal, April to July, 1910. 



Plecoptera. 



Nemoura mortoni. Three females, Hospenthal : July 12th-31st. 



Odonata. 



Brachytron prate7ise. One female, Hy6res : April 5th-20th. 

 Pyrrhosoma nymphula. One male, one female, St. Maxime : April 

 29th -May 11th. 



Neuroptera. 



SiaUs liitaria. Two, Hospenthal : July 12th-31st. 

 liaphidia notata. One male, Binn : June 20th-30th. 

 Chrysopa vulgaris. One, St. Maxime: April 29th-May 11th. 



Trichoptera. 



■■'- Acropihylax zerberus. A female, Binn : June 20th-30th. 

 *Drusus alpinus. Three females, Binn : June 20th-30th. 

 ■''Drusus nigrescens. A male and a female, Binn : June 20th~30th. 



A male, Hospenthal : July 12th-31st. 

 ^Drusus melauchcBtes. Two males and two females, Hospenthal : 



July 12th-31st. 

 ''■Lithax niger. Seven, one of small size, Hospenthal : July 12th- 



31st (six of them marked "Gotthard"). 

 '■^Potamorites higuttatus. Two males, Hospenthal : July 12th-31st. 

 "^•llhyacophila vulgaris. A male, Binn : June 20th-30th. [There 



was also a '^Sericostoma female (probably galeatum) from 



Le Canadel.] 

 Kingston-on-Thames : February, 1911. 



ABERRATION of ACRONYCTA RUMICIS and A. ALNI. 



By Richard South. 



Herr M. Gillmer (Ent. Rec. xix. p. 91) describes an aberra- 

 tion of Acronycta rumicis as follows : — " It has the basal and 

 marginal areas of the fore wings black, the middle area scarcely 

 darker brownish-grey than in typical specimens; the outer, light, 

 transverse lines obsolete (or suppressed), only the white mark 



ENTOM. — MARCH, 1911. H 



