The Scottish Naturalist. 73 



2. Z; licvis Klitz. — Athole Forest. 



3. T. granulatus Breb. — Athole Forest and east from Falar ; Methven 

 Bog, Durdie Moor, Arnbathie, and Rannoch ; Birnam Hill. 



Penium Breb. 



1. P. viargaritaceuvi Ehr. — Athole Forest, east from Falar, and Glen- 

 shee ; Durdie Moor. 



2. P, cyliiidnisY^x. — Durdie Moor. 



Z' P. Ici'nellosHiH ^x€o. — Methven Bog, Durdie Moor, and Arnbathie; 

 Fowlis Wester. 



4. P. digitus Ehr. — Athole Forest ; Durdie Moor and Rannoch ; Glen- 

 shee ; Birnam Hill and Fowlis Wester. 



5. P. oblongu/n de By, — Glenshee. 



6. P. A%c'^/// Breb. —Durdie Moor. 



7. P. closterioides Ralfs. — Birnam Hill. 



8. P. navicida Breb. — Athole Forest and east from Falar ; Rannoch. 



9. P. interruptuin Breb. — Birnam Hill. 



\c>. P. polyiiiorphuniY&cty. — Athole Forest ; Glenshee. ^ 



11. P. Jfooreanu/u Archer. — Athole Forest. 



12. P. rufo-pellituvi mihi n. s. — Almost cylindrical, widening very 

 slightly from the middle to the ends, which are perfectly circular ; chloro- 

 phyl plates numerous, close, and parallel ; membrane very dark brick- 

 colour, minutely and closely scrobiculato-punctate ; the colour and puncta 

 are in the outer pellicle, which sometimes comes off, and leaves the inner 

 colourless and smooth ; suture distinct. 



Length, ^fg in. ; breadth at suture, g^r i"- 5 tlo. near the ends, g^. 



P. riifescens Cleve, is the nearest ally of this little species, but that 

 species appears to be quite cylindrical, not slightly widening towards the 

 ends, besides this species is of stouter habit, and has more numerous chloro- 

 phyl plates. From P. truncatnni Ralfs, it differs in the round, not trun- 

 cate, ends, and the brown, not green, colour. 



Distrib. — In Scotland — Aberdeen, Kincardine, Perth. In Ireland — 

 Connemara. Perthsh. Loc. — Glenshee. 



13. P. Brebissonii^ient^. — Athole Forest and east from Falar; Methven 

 Bog ; Fowlis Wester. 



Cylindrocystis Menegh. 

 I. C. crassa de Bary. — Fowlis Wester. 



DociDiUM Breb. 



1. D. clavatwn Klitz. — Athole Forest. 



2. D. Ehrenbergii Ralfs. — Athole Forest; Methven Bog, Durdie Moor, 

 and Arnbathie. 



3. D. dilatatiim Cleve. — Rannoch. 



4. D, baculiim Breb. — Athole Forest. 



5. D. viinutuvi Ralfs. Forma major Lundell. — Durdie Moor. 



GoNATOZYGON de Bary. 



1. G. Palfsii do. By. — Arnbathie. 



2. G. Brebissonii de By. — Durdie Moor and Arnbathie. 



