La 
W 
Stylonurus cestrotus Clarke 
Page 286 
See plate 50 
Carapace with fragments of tergites. Holotype [N. Y. State Mus. Bul. 
107, pl. 3, fig. 10]. Shows denticulated frontal margin, visual area of 
compound eyes and ocelli. x 3 
Denticulate margin and doublure of ventral side. x 3 
Carapace showing normal outline but with the frontal denticulations 
not retained. x 3 
Dorsal view of specimen with four legs and part of the abdomen. Para- 
type. Natural size 
Counterpart of preceding showing the denticulate frontal margin and — 
eyes. Paratype. Natural size 
Restoration of this species. Natural size 
Horizon and locality. Shawangunk grit. Otisville, Orange co., N. Y. 
The originals are in the State Museum 
538 
