Page:Walcott Cambrian Geology and Paleontology II.djvu/326

 {|
 * colspan="5" align="center" | DESCRIPTION OF PLATE 33
 * colspan="4" |
 * align="right" | PAGE
 * colspan="4" | Carnarvonia venosa Walcott
 * align="right" | 189
 * - valign="top"
 * width="15px" |
 * 1.
 * style="text-indent:-10px;padding-left:10px;" | (Natural size.) Dorsal view of the two valves of the carapace flattened on the surface of the shale. The adductor muscle scar (adm) shows through the test, and the fine venation extending from the head portion backward is beautifully shown. U. S. National Museum, Catalogue No. 57719.
 * }
 * 1.
 * style="text-indent:-10px;padding-left:10px;" | (Natural size.) Dorsal view of the two valves of the carapace flattened on the surface of the shale. The adductor muscle scar (adm) shows through the test, and the fine venation extending from the head portion backward is beautifully shown. U. S. National Museum, Catalogue No. 57719.
 * }
 * }

The specimen illustrated by fig. 1 is from locality $$\left(\tfrac{35k}{10}\right)$$ Middle Cambrian: Burgess shale member of the Stephen formation (about 75 feet above the phyllopod bed near the base of the shale), on the west slope of the ridge between Mount Field and Wapta Peak, one mile (1.6 km.) northeast of Burgess Pass, above Field, British Columbia.

The specimen illustrated by fig. 2 is from locality (35k) Middle Cambrian: Burgess shale member of the Stephen formation, on the west slope of the ridge between Mount Field and Wapta Peak, one mile (1.6 km.) northeast of Burgess Pass, above Field, British Columbia.