A HISTORY OF HERTFORDSHIRE 



HYDRIOMENID./E (continued) 



Xanthorhoe didymata, L. St. Albans, Brictet 

 Wood and Bamville Wood Farm, Har- 

 penden Common (A. E. G.) ; Sandridge 

 (Griffith); Hitchin (Durrant); Hailey- 

 bury (Bowyer) ; East Barnet (Gillum) ; 

 Bushey (Cults) ; Watford (Spencer, 

 Heaton, Wigg) ; Bushey Heath (Bar- 

 raud) ; Tring (Elliman) ; Cheshunt 

 (Boyd) 



Generally common 



spadicearia, Bkh. (ferrugaria, Hw. ; 



ferrugata, Clerck). St. Album 

 (A. E. G.) ; Sandridge (Griffith) ; 

 Hitchin (Durrant) ; Haileybury (Bow- 

 yer) ; East Barnet (Gillum) ; Watford 

 (Cutts, Heaton, Wigg) ; Bushey Heath 

 (Barraud) ; Tring (Elliman); Cheshunt 

 (Boyd) 



A common species 



ferrugata, L. (unidentaria, Hw.). 



Bricket Wood and Shenley (A. E. G.) ; 

 Sandridge (Griffith) ; Hitchin (Dur- 

 rant) ; Haileybury (Bowyer) ; Hert- 

 ford (Stephens) ; Watford (Spencer, 

 Heaton, Wigg) ; Bushey Heath (Bar- 

 raud) ; Oxhey (H. Rowland-Brown) ; 

 Hemel Hempstead (B. Piffard) ; Tring 

 (Elliman) ; Cheshunt (Boyd) 

 Common 



designata, Rott. (propugnata, F.). Rad- 



lett, Bricket Wood, Symonds Hyde and 

 Knebvuorth (A. E. G.) ; Sandridge 

 (Griffith) ; Haileybury (Bowyer) ; 

 Hertford (Stephens) ; East Barnet 

 (Gillum) ; Watford (Cutts, Spencer, 

 Wigg) ; Bushey Heath (Barraud) ; 

 Theobalds (Boyd) 



This species is often to be com- 

 monly met with. Mr. Barraud 

 notes that the first brood is less 

 abundant than the second, and he 

 finds specimens of the later brood 

 to be smaller and not so well marked 



quadrifasciaria, Cl. St. Allans (A. 



E. G.) ; Sandridge (Griffith) ; Hitchin 

 (Durrant) ; Haileybury (Bowyer) ; 

 Hertford (Stephens) ; Watford 

 (Wigg) ; Hastoe Lane, Tring, on a 

 fence (Elliman) 



firmata, Hb. Bracket Hall (Griffith) ; 



scarce round Cheshunt (Boyd) 



montanata, Bkh. Abundant every- 



where 



fluctuata, L. St. Albans and Ashridge 



(A. E. G.) ; Sandridge (Griffith) ; 

 Hitchin (Durrant) ; Haileybury 

 (Bowyer) ; East Barnet (Gillum) ; 

 Bushey (Cutts) ; Watford (Cutts, 

 Spencer) ; Bushey Heath (Barraud) ; 



HYDRIOMENID.S (continued) 



Oxhey (H. Rowland-Brown) ; Tring 

 (Elliman) ; Cheshunt (Boyd) 



A common species. A variety of 

 smaller size has occurred at Ashridge 

 Xanthorhoe olivata, Bkh. Tolerably com- 

 mon at Tring (Elliman) 



viridaria, F. (pectinataria, Km. ; miaria, 



Bkh.). St. Albans and Bamville Wood 

 Farm, Harpenden Common (A. E. G.) ; 

 Sandridge (Griffith) ; Hitchin (Dur- 

 rant) ; Haileybury (Bowyer), ' Roman 

 road, Heath,' School List ; Watford 

 (Spencer, Heaton, Wigg) ; Oxhey 

 Wood (H. Rowland-Brown) ; Tring 

 (Elliman) ; Broxbourne Woods (Boyd) 



STERR.HID.ffi 



Eois muricata, Hum. (auroraria, Bkh.). 

 Bishop Stanford (Mellows) 



Mr. Mellows states that he caught 

 a number of these little insects flying 

 round a haystack in Bishop Stortford 

 in 1898, but has seen none since 

 that date 



virgularia, Hb. (incanaria, Hb.). Sand- 



ridge (Griffith) ; Hitchin (Durrant) ; 

 Haileybury (Bowyer) ; East Barnet 

 (Gillum) ; Bushey Heath (Barraud) ; 

 Tring (Elliman) ; Cheshunt (Boyd) 



Common at Cheshunt ; Mr. Bar- 

 raud has only taken a few 



straminata, Tr. Haileybury, not com- 



mon (School List) 



dilutaria, Hb. (interjectaria, B.; osseata, 



Stt.). St. Albans and Bamville Wood 

 Farm, Harpenden Common (A. E.G.) ; 

 Sandridge (Griffith) ; Haileybury 

 (Bowyer) ; Watford (Heaton) ; Berk- 

 hamsted (A. T. Goodson) ; Tring 

 (Elliman) ; Cheshunt (Boyd) 



Generally common. ' Osseata not 

 common ; interjectaria at " light " 

 (Haileybury School List) 



subsericeata, Hw. Haileybury (Bowyer); 



East Barnet (Gillum) 

 Rare 



inornata, Hw. Langley Wood (Griffith) 



aversata, L. Bricket Wood (A. E. G.) ; 



Sandridge (Griffith) ; Hitchin (Dur- 

 rant) ; Haileybury (Bowyer) ; East 

 Barnet (Gillum) ; Bushey (Cutts) ; 

 Watford (Spencer, Wigg) ; Bushey 

 Heath (Barraud) ; Oxhey (H. Row- 

 land - Brown) ; Tring (Elliman) ; 

 Cheshunt (Boyd) 



A common and variable species 



emarginata, L. Sandridge (Griffith) ; 



Haileybury (Bowyer), ' Roman road,' 

 School List ; Tring (Elliman) ; 

 Flamstead End (Boyd) 



136 



