GRAPTOLITES. 455 



The following Catalogue gives the names of the species of Graptolites 

 hitherto recognised in the Silurian strata of the West of Scotland ; and the 

 appended Bibliography embraces the titles of those works and papers which 

 deal with the description and illustration of these Scottish forms, or with 

 their local or general geological distribution. 



The localities for the various Graptolite species are arranged in the 

 following order : 



1. Girvan and Ballantrae district. 



2. Currarie and Stinchar district. 



3. Wanlockhead district of the Upper Clyde basin. 



When the localities belong to different districts they are separated by a 

 hyphen. 



The letters N. and S. in brackets ( ) refer to the northern and southern 

 portions of the long section in Penwhapple Glen, Girvan district. 



The geological range of each species is indicated by the initial letter of the 

 formation in which it occurs being placed after the name in heavy type. 



A. =Arenig: L. = Lower Llandeilo : G. =Glenkiln: H. = Hartfell: 



B. = Birkhill : T. = Tarannon : W. = Wenlock. 



Fam. Monograptidae. 



Rastrites distans, Lapw. T. Penwhapple Glen (N.). 



R. hybridus, Lapw. B. Saugh Hill : Penwhapple Glen (N.). 



R. maximus, Carr. B. Penwhapple Glen (N.) : Bargany Pond Burn. 



R. peregrinus, Barr. B. Baldrennan Burn : Penwhapple Glen (N.) : 

 Saugh Hill. 



Monograptus argutus, Lapw. B. Baldrennan Burn. 



M. attenuatus, Hopk. B. Penwhapple Glen (N.) : Baldrennan Burn. 



M. Becki, arr.T. Penwhapple Glen (N.). 



M. concinnus, Lapw. B. Penwhapple Glen (N.). 



M. convolutus, His. B. Penwhapple Glen (N.) : Saugh Hill. 



M. crassus, Lapw. B. Penwhapple Glen (N.) : Bargany Pond Burn. 



M. crenularis, Lapw. B. Baldrennan Burn. 



M. cyphus, Lapw. B. Sangh Hill : Shalloch Forge : Woodland Point. 



M. exiguus, Nich. T. Penwhapple Glen (N.). 



M. fimbriatus, Lapiv."B. Baldrennan Burn. 



M. Fleming!, Salt."W. Lady Burn : Blair Quarry. 



M. galaensis, Lapw. B., W. Penwhapple Glen (N.). 



M. gregarius, Lapw. B. Baldrennan Burn: Penwhapple Glen (N.): Saugh 

 Hill : Woodland Point. 



M. intermedius, Carr. B. Penwhapple Glen (N.). 



M. jaculum, Carr. B. Penwhapple Glen (N.) : Bargany Pond Burn. 



M. leptotheca, Lapw. B. Baldrennan Burn : Penwhapple Glen (N.): Wood- 

 land Point : Saugh Hill : Shalloch Forge. 



M, lobiferus, J/'(%. B. Saugh Hill. 



M. priodon, Brown. T. W. Penwhapple Glen (N.). 



M. riccartonensis, Lapw. W. Blair Quarry. 



M. runcinatus, Lapw. B. Penwhapple Glen (N.). 



M. Sedgwicki, Portlock.'R. Penwhapple Glen (N.) : Saugh Hill. 



M. tenuis, Portlock.'B. Glenwells Buru?: Baldrennan Burn: Penwhapple 

 Glen (N.) : Saugh Hill : Shalloch Forge : Woodland Point. 



M. turriculatus, Barr. T. Penwhapple Glen (N.) : Bargany Pond Burn. 



M. vomerinus, Nich. W. Blair Quarry : Lady Burn. 



Cyrtograptus Grayi, Lapw. T. Penwhapple Glen (N.). 



