A HISTORY OF HERTFORDSHIRE SELIDOSEMID/E (continued) Pseudopanthera macularia, L. St. Albans and Bricket Wood (A. E. G.) ; Sandridge (Griffith) ; Hai/eybury (Bowyer), ' Roman road,' School List ; Oxhey Wood (Cutts, H. Rowland-Brown) ; Watford (Spencer, Heaton, Wigg) Locally abundant petraria, Hb. Ashridge, Bricket Wood and Brocket Hall (A. E. G.) ; Sand- ridge (Griffith) ; Haileybury (Durrant), ' Roman road, Heath,' School List ; East Barnet (Gillum); Bushey (Cutts); Watford (Spencer, Heaton, Wigg) ; Bushey Heath (Barraud) ; Oxhey Wood (H. Rowland-Brown) ; Tring (Elli- man) ; Broxbourne Woods (Boyd) Abundant amongst bracken, the food plant of the larvae lineata, Sc. (dealbata, L.). Berkham- sted (C. H. Raynor, Entomologist, v. 264) Crocota strigillaria, Hb. Haileybury (Bow- yer), ' formerly on Heath,' School List ; Bricket Wood (Spencer) ochrearia, Ross. Hertford (Stephens) Theria rupicapraria, Hb. Common in all the districts Hybernia leucophaearia, SchifF. St. Albans (A. E. G.) ; Sandridge (Griffith) ; Haileybury (Bowyer), ' Heath,' School List ; Bricket Wood and Bushey (Cutts) ; Watford (Spencer, Heaton, Wigg) ; Bushey Heath (Barraud) ; Oxhey (H. Rowland-Brown) ; Worm- ley (Boyd) marginaria, Bkh. (progemmaria, Hb.). St. Albans and Bamville Wood Farm, Harpenden Common (A. E. G.) ; Sandridge (Griffith) ; Hitchin (Dur- rant) ; Haileybury, School List ; East Barnet (Gillum) ; Bushey (Cutts) ; Watford (Spencer, Heaton, Wigg) ; Bushey Heath (Barraud) ; Oxhey (H. Rowland-Brown) ; Hemel Hempstead (B. Piffard) ; Tring (Elli- man) ; Cheshunt (Boyd) Common. Mr. Spencer notices a great tendency to melanism in this species aurantiaria, Esp. St. Albans (A. E. G.) ; Sandridge (Griffith) ; Hitchin (Dur- rant) ; Haileybury (Bowyer) ; East Barnet (Gillum) ; Nascot Wood (Cutts) ; Watford (Spencer, Heaton, Wigg) ; Bushey Heath (Barraud) ; Oxhey (H. Rowland-Brown) ; Tring (Elliman) ; Bishop Stanford (Tay- lor) Fairly common SELIDOSEMID^ (continued) Hybernia defoliaria, Cl. St. Albans (A. E. G.) ; Sandridge (Griffith) ; Hitchin (Durrant); Haileybury (Bowyer) ; East Barnet (Gillum) ; Bricket Wood, Nas- cot Wood and Oxhey Wood (Cutts) ; Watford (Spencer, Heaton, Wigg) ; Bushey Heath (Barraud) ; Oxhey (H. Rowland-Brown) ; Hemel Hempstead (B. Piffard) ; Tring (Elliman) ; Bishop Stanford (Mellows) ; Cheshunt (Boyd) Generally common Apocheima hispidaria, F. Sandridge (Grif- fith) ; Watford (Spencer, Heaton, Wigg) ; Cheshunt station (Boyd) A rare species. The Watford observers take it at rest on the oaks in Cassiobury Park. Mr. Boyd has only taken one specimen at ' light ' pedaria, F. (pilosaria, Hb.). St. Albans and Bricket Wood (A. E. G.) ; Sand- ridge (Griffith) ; Hitchin (Durrant) ; Haileybury (Bowyer) ; East Barnet (Gillum) ; Watford (Cutts, Spencer, Wigg) ; Bushey Heath (Barraud) ; Oxhey (H. Rowland-Brown) ; Tring (Elliman) ; Cheshunt (Boyd) Tolerably common at ' light ' and at rest on oak trees Biston hirtarius, Cl. Hitchin (Durrant) ; Nascot Wood (Cutts) ; Watford (Spen- cer, Heaton, Wigg) ; Stubbings Wood, Tring (Goodson) ; Cheshunt (Boyd) Not common ; several of the re- corders have only captured it once stratarius, Hufn. (prodromaria, SchifF.). St. Albans (A. E. G.) ; Sandridge (Griffith) ; Hitchin (Durrant) ; Haileybury (Bowyer) ; East Barnet (Gillum) ; Watford (Cutts, Spencer, Wigg) ; Bushey Heath (Barraud) ; Hemel Hempstead (B. Pifikrd) ; Tring (Le Quesne) ; Stevenage (Matthews) ; Cheshunt (Boyd) Not common, especially of late. Mr. Stockley says that at Haileybury it is much scarcer than formerly. He has not heard of it for four years, except for three pupae dug by him- self. At St. Albans it used to come to the street lamps, but it has not been taken recently. Mr. Matthews has only seen it a few times, and Mr. Boyd describes it as scarce round Cheshunt betularius, L. St. Albans and Bricket Wood (A. E. G.) ; Sandridge (Grif- fith) ; Hitchin (Durrant) ; Hailey- bury (Bowyer) ; East Barnet (Gil- 140