281 



lines ; width of glabella 4 lines ; distance of the centre of the eye from the 

 dorsal furrow 2 Unes ; length of the eyes li lines ; distance of its posterior 

 angle from the margin 1 line ; distance from the eye to the cheek-angle 4 

 lines. 



These proportions vary somewhat in different individuals. 



Thorax and pygidium unknown. 



This species is allied to both I. lotus (McCoy), and /. Bayjieldi. From 

 the former it differs in having the eye more remote from the cheek-angle. 



From the latter in having the eye one half the size, and more distant 

 from the posterior margin. 



Locality and Formation. — P, Cow Head, Newfoundland ; Quebec 

 group. 



Collector. — J. Richardson. 



Genus Endymionia. (Billings.) 



Endymion. (Billings), ante p. 93. 



Remarhs. — Since the publication of this genus, I have learned that the 

 name Endymion is in use for a genus of plants. I therefore propose to 

 change it to Endymionia. 



Endymionia meeki. (Billings.) 



Remarhs. — This speces occurs abundantly in division N, at Table Head, 

 and the west side of Pistolet Bay ; also in P, four miles N. E. from 

 Portland creek. 



HoLOMETOPUS Angelini. (BiUings.) 



Remarhs. — This species occurs with E. 3Ieehi at all the localities of 

 that species above mentioned and also at Cow Head. 



Harpides Atlanticus. (N. sp.) 



Fig. 267. Fig. 2G8. 



Fig. 267. — Harpides Atlanticus. Part of the glabella and margin. 



Fig. 268. — H. concentricus. A fragment of the margin, enlarged two diameters. 



Remarks. — Of this species only the fragment, above figured, has beea 



T 



