TIMBER TRANSPORTEES 471 



clearly they had come as larvae, hidden within beams of 

 oak. 



These fine species have not yet been found in Scotland, 

 but in North Britain almost equally handsome relatives 

 have ^occasionally been captured : Monochammus dentator 

 a North American species, has been found alive in Glasgow, 



Fig. 84. Timberman Beetles (upper, female; lower, male) imported to 

 Aberdeenshire in Norwegian pine logs. Natural size. 



and Monochammus sutor in Colinton Dell and Berwick ; 

 the North American Goes tigrina has also been found in 

 wood landed in Scotland. A specimen, probably imported, of 

 the large ashy-grey Saperda carcharias, a species native to 

 England, was caught in the woods of Strathspey at Cromdale 

 in 1891 ; another English species Callidium variabile has 

 been introduced with timber to the Forth area ; the lesser 



