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 A HISTORY OF NORFOLK at Mtrtotiy Denton^ Cawston, Fouhham and Foxley Wood ; usually confined to large woods Dasychira pudibunda, Linn. Generally dis- tributed, sometimes common — fascelina, Linn. Norwich, Yarmouth ; found occasionally, in the larva state only, and generally on hedge-banks Demas coryli, Linn. Thetford, Foxley Wood; local Orgyia gonostigma, Linn. Homing and Ran- worth Fern ; scarce Fumea roboricolella, Br. Merton, Cawston, Foxley Wood; probably widely distri- buted — betulina, Z. Ranworth and Horning ; scarce Poecilocampa populi, Linn. Generally distri- buted, but not very common Trichiura crataegi, Linn. Norwich, Lynn, Sparham, Cawston, Hockering, Foxley Wood ; scarce Eriogaster lanestris, Linn. Plentiful in some seasons, its larvse forming large silken nests on the hawthorn hedges Clisiocampa neustria, Linn. Generally dis- tributed Lasiocampa rubi, Linn. Widely distributed on heaths — quercus, Linn. In all wooded districts Odonestis potatoria, Linn. Common ; more especially so in the fens Gastropacha quercifolia, Linn. Widely dis- tributed, but not very common Saturnia carpini, Bkh. This usually heath- frequenting species, is here far more frequent in the fens, and seems to feed most freely upon Spiraea ulmaria Drepana falcataria, Linn. Generally distri- buted, and sometimes abundant among birch — hamula, Sch. Oak woods in the Norwich district, Merton, Thetford, Barton Ben- iish, Wormegay, Foxley, Drayton, Fel- thorpe and Alderford — unguicula, Hb. Merton and Thetford; among beech, but very local Platypteryx lacertinaria, Linn. Merton, Northwold, scarce Cilix spinula, Sch. Generally common Cerura bicuspis, Bkh. Two larvse of this very rare species were found upon alder at Ayhham in i88i by Mr. F. Nor- gate. The cocoons (empty) have been observed at Merton and Sparham — furcula, Linn. Yarmouth, Thetford, Merton, Stratton Strawless, Hoveton, Intead, Barton Turf; most frequent in fens, and usually captured on sallow in the larva state Cerura bifida, Hb. Norwich, Thetford, Aldeby, Cawston and Drayton ; among poplar and aspen — vinula, Linn. Generally distributed ; quite common as a larva upon Cana- dian poplar in gardens in the suburbs of Norwich Stauropus fagi, Linn. Norwich, Horsford, Stratton Strawless, Thetford, Drayton, Cawston, Fouhham, Hockering Wood, Cromer ; always about woods or wooded heaths. A black variety was captured by Mr. Thouless at the Carrow electric lights. John Curtis is said to have found it in the beginning of the cen- tury in the Cathedral Close at Nor- wich ; and more than two centuries ago it was said by Mouflfet to be com- mon in Norfolk Notodonta dictaea, Linn. Norwich, Cromer, Thetford, Merton, Gillingham, Fouhham ; not common — dictasoides, Esp. Norwich, Cromer, Thet- ford, Merton, Fouhham ; and Mr. At- more repoi;ts that it has recently be- come of frequent occurrence near Kings Lynn — ziczac, Linn. Apparently in all the fens and wet woods ; usually found in the larva state on sallow — trepida, Fab. Norwich, St. Faiths, Strat- ton Strawless, Merton, Croxton, Dray- ton, Kings Lynn ; scarce — torva, Linn. The only satisfactorily known British specimen was reared by Mr. F. Norgate from one of a batch of larvae found by him upon white poplar in the north-west of Norfolk. The remaining larvae unfortunately died — dromedarius, Linn. Norwich, Ayhham, Cawston, Runham, Lynn, Foxley, Dray- ton, Whitwell, Merton ; not common Drymonia chaonia, Sch. Norwich, Stratton Strawless, Howe, Drayton, Cromer, Cawston, Denton ; rare — dodonaa, Sch. Norwich, Rackheath, Stratton Strawless, Cromer, Cawston, Merton, Thetford, Denton, Gillingham ; scarce Lophopteryx camelina, Linn. Norwich, Lynn, Cawston, Thetford, Gillingham ; com- mon in Foxley Wood — cucullina, Sch. Very rare ; once taken at Norwich by Dr. F. D. Wheeler ; larvae found at Runton, Arminghall, Sherringham, Horning, Morton and Sparham Philodontis palpina, Linn. Widely distri- buted among poplar ; sometimes rather common in marshes 142