The Scottish Naturalist. 279 



PTILIUM Matth. 



caledonictjm Sharp. Local. Highland. Under bark of 

 dead Scotch fir. 



Distribution — East. 000 Dee 0000 



West. 00000 



kunzei Bar. 



Distribution — East. 00000000 



West. Solway 0000 



RUGULOSUM All. 



Distribution — East. o o Tay 00000 



West. 00000 



SPENCEI All. 



Distribution — East. 000 Dee 0000 



West. Solway 0000 



myrmecophiltjm All. In the nests of the wood ant. Very 

 local. 



Distribution — East. 000 Dee Moray 000 



West. 00000 



ACTIDIUM Matth. 



CONCOLOR Sharp. In sand on the banks of rivers. Very 

 rare. 



Distribution — East. Tweed 0000000 



West. Solway 0000 



PTENIDIUM Matth. 



punctatum Gyll. Maritime. 



Distribution — East. 00 o o 0000 



West, o Clyde 000 



NITIDUM Heer. 



Distribution — East. Tweed Forth § Dee 0000 



West. 00000 



FUSCICORNE Er. 



Distribution — East, o Forth 000000 



West. 00000 



