Silver-ground Carpet – Geometridae – Larentiinae – Xanthorhoe montanata – colour code • STATUS – A resident species, common and widely distributed throughout Derbyshire. Sometimes found in large numbers and often seen on the wing during the day. ID POINTERS – The overall ground colour is white with a cross-band of dark & light brown. The pattern of the cross-band can be very variable. There is also a black discal spot. The banding between the subterminal line and the fringe of the forewing is a delicate silver with darker lines and flecks. FLIGHT PERIOD – On the wing […]
70.052 BF1725 – Dark-barred Twin-spot Carpet – Geometridae – Xanthorhoe ferrugata
Dark-barred Twin-spot Carpet – Geometridae – Larentiinae – Xanthorhoe ferrugata – colour code •• STATUS – A resident that is widely distributed and locally common throughout Derbyshire. However it is listed as a red data species 2002. Highest numbers are in the Trent Valley and tends to be uncommon in the Peak. ID POINTERS – The moth can be confused with Red Twin-spot Carpet (spadicearia)n but the central cross-band is usually a dark purple, slate-grey or even black and the absence of an off-whitish post-median line helps the ID process. FLIGHT PERIOD – On the wing between May […]