190 Description of a new Graptolite. 
times having a faint appearance of a nate point on the 
outer lip, and two longitudinal lateral ane se ee from the 
—_ to the terminal border. 
Hallianus, snlestiuith Fig. 2. Same, showing the ergo zs 
Sos sate 1), Te Graptolite of another species ; -b, a a E 
magnified; ¢, diagram of supposed structure ; /, diagram of 
