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| Keywords: Carnarvonia venosa USNM PAL 57719.jpg width 100 - colspan 3 valign bottom align center <small>PAGE</small> - valign top colspan 3 Carnarvonia venosa Walcott align right 189 - valign top width 10px; Fig 1 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 <math>\textstyle \left \frac 35k 10 \right </math> 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 </div> Charles D Walcott Cambrian Geology and Paleontology II Smithsonian Miscellaneous Collections Volume 57 Publication 2270 City of Washington Published by the Smithsonian Institution 1914 Inlcuding Charles D Walcott Middle Cambrian Branchiopoda Malacostraca Trilobita and Merostomata Smithsonian Miscellaneous Collections Volume 57 Number 6 Publication 2051 City of Washington Published by the Smithsonian Institution March 13 1912 Creator Charles Doolittle Walcott 1912/14 PD-old-80 Walcott Cambrian Geology and Paleontology II extracted images Carnarvonia venosa | ||||
