38 OUTLINES OF BRITISH FUNGOLOGY. 



been referred to that tribe from mere external resemblance. 

 We know at least that the genus Penicillium was contempo- 

 raneous with the pines which yielded amber, and one or two 

 more genera undoubtedly existed at the same time. It is 

 probable, too, that some of the black specks which occur on 

 leaves in very recent deposits are due to Spha^riaceous Fungi, 

 but I know nothing of them except from the published figures. 

 Pohjporus lucidus (Plate 16, fig. 2) occurs in a fossil state 

 in the Fens of Cambridgeshire. A specimen in the Kcw 

 Museum is singularly like one from the Sikkim Himalaya 

 placed by its side. 



