I’LATl'; \I A —Contiluicil. 
Dalmanites (Chasmops) macrops. 
Page 68, 
Fig-. 14. An imperfect ceplialoii, showing the charactei- of the glabella, the coalesced lateral lobes, and the 
very ijrominent eye. This is the type specimen. 
Fig. 15. Protile view of the same, showing the size and elevation of the eye. 
Corniferous limestone. Schoharie, Schoharie county. 
Dalmanites (Chasmops ?) Ekina. 
Page 67. 
Fig. 16. A pygidinm preserving symmetry of form and showing the flat annulations and broad border. 
Fig. 17. Profile view of the same. 
Corniferous limestone. Clarence Hollow, Erie county. 
Fig. 18. A larger pygidium, somewhat unsymmetrical in outline on account of the unequal width of the 
border. 
Corniferous limestone. From a boulder in the town of Naples, Ontario county. 
Dalmanites (Chasmops) Calypso. 
Page 64. 
Fig. 19. An entire individual, drawn from a gutta-percha impression of a natural mould of the dorsal sur¬ 
face ; showing the general foi-m and propoi-tions, the coalesced glabellar lobes, the i-elatively 
large eyes, and the axial row of flattened spines on the pygidium. 
Fig. 20. Profile of the same, showing the elevation of the body and the height of the pygidial spines. 
F'ig. 21. An hypostoma found in place with the foi-egoing specimen, somewhat imperfect on its ijosterior 
extremity, but showing its general character. 
Corniferous limestone. Sandusky, Sandusky county, Ohio. 
Fig. 22. An imperfect pygidium, the type of the species. The drawing does not show the charactei-istic 
angularity of the axis. 
Cornifei-ous limestone. Falls of the Ohio. 
Dalmanites (Hausmannia) phacopty.v. 
Page 31. 
Fig. 23. A fi-agment of a pygidium, natural size, showing the prominent caudal ridge and spine, and the 
acute tubercles and spinules covering the surface. The-drawing is made from a gutta-percha 
impression of a natural mould of the dorsal surface. 
Fig. 24. Profile of the same specimen, with the caudal spine di-awn in its normal position, and showing the 
conspicuous spinules upon the annulations. 
Upper Helderberg limestone. North Cayuga, Province of Ontario. 
Fig. 25. A portion of the right side of a pygidium, drawn from a cast of the lower sui-face of the test. 
Ui)xie]- Helderberg limestone. North Cayuga, Province of Ontario. 
Fig. 26. A portion of the left side of a pygidium, showing the normal curvature and the bifurcate character 
of the annulations. 
Uppei- Helderberg limestone. Noi'th Cayuga, Province of Ontario. 
Fig. 27. A large hypostoma found in association with the pygidia of this species. 
Upper Helderberg limestone. North Cayuga, Province of Ontario. 
Dalmanites (Hausmannia) Meeki. 
Page 32. 
Fig. 28. The glabella, showing the character of its lobation. 
Fig. 29. Doi-sal view of a pygidium, showing the number of annulations and character of the caudal spine. 
Fig. 30. Pi-ofile view of the same specimen, showing the elevation of the caudal spine. 
The above illustrations ai-e from the tyjie specimens of the species. 
Lower Devonian limestone. Eureka District, Nevada. 
