PLATE XVI., AGNOSTUS. 
Fie. 1. Agnostus regulus. a, head shield. b, a joint of the thorax. e, 
Pygidium. Mag. ¢. From Div. 1c?. See p. 213. 
Fig. 2. Agnostus rex Barr. var. transectus n. var. Pygidium, Mag. #. 
From Div. 1 d!, St. Martin’s. Seep. 214. 
Fic. 3. Agnostus parvifrons Linrs. var. tessella. a, head shield. 0b, thorax. 
c, pygidium, Mag. ?. From Div. 1 d', St. Martin’s, N. B. See p. 221. 
Fic. 4. Agnostus wmbo. a, head shield. b, pygidium. Mag., +. From 
Div. 1 d@', St. Martin’s N. B. See p. 222. 
Fia. 5. Agnostus obtusilobus. Mag. ?. From Diy. 1 d'. St. Martin’s 
N. B. See p. 223. 
Fig. 6. Agnostus Davidis, Hicks. Pygidium. Mag. 7. From Div. 1 d?, 
Manuel Brook, Newfoundland. See p. 225. 
Fic. 7. Agnostus gibbus, Linrs. var. partitus. Head shield. Mag. +. 
From Div. 1 c?, St. Martin’s, N. B. See p. 227. 
Fie. 8. A. gibbus var. acutilobus. Mag. ?. From Div. 1d', St. Mar- 
tin’s, N. B. See p. 227. : 
Fie. 9. Agnostus Nathorsti, Brogg, var. confluens, n. var. a, head shield. 
b, pygidium. Mag. ¢. From Div. 1 d', St. Martin’s, N. B. See p. 230. 
Fic. 10. Agnostus fissus, Lundgr. var. trifissus, n. var. Mag. ¢. From 
Div. 1 d', St. Martin’s, N. B. See p. 231. 
Fie. 11. Agnostus punctuosus, Ang. a, head shield. 0, pygidium. 
Mag. }. From Div. 1 d’, Highland Cove, Newfoundland. See p. 232. 
