Mummaspis occidens (Walcott, 1913) – Holotype. Wanneria occidens; Walcott 1913:314, pl. 53, fig. 2. Esmeraldina occidens (Walcott); Resser and Howell 1938:229. Mummaspis occidens (Walcott); Fritz 1992:17, pl. 9, figs. 2–5, pl. 10, figs. 1–5, text fig. 6a; Palmer and Repina 1993:23, fig. ; Lieberman 1998:72, fig. ; Lieberman 1999:101, pl. 17, fig. 2. Catalog record: USNM PAL 60080 Original historic description: PAGE Wanneria occidens Walcott 314 Fig. 2. (Natural size.) Type specimen of the cephalon of the species. (Locality 61k.) U. S. National Museum, Catalogue No. 60080. The specime
Mummaspis occidens (Walcott, 1913) – Holotype. Wanneria occidens; Walcott 1913:314, pl. 53, fig. 2. Esmeraldina occidens (Walcott); Resser and Howell 1938:229. Mummaspis occidens (Walcott); Fritz 1992:17, pl. 9, figs. 2–5, pl. 10, figs. 1–5, text fig. 6a; Palmer and Repina 1993:23, fig. ; Lieberman 1998:72, fig. ; Lieberman 1999:101, pl. 17, fig. 2. Catalog record: USNM PAL 60080 Original historic description: PAGE Wanneria occidens Walcott 314 Fig. 2. (Natural size.) Type specimen of the cephalon of the species. (Locality 61k.) U. S. National Museum, Catalogue No. 60080. The specimens represented here by figs. 1-5 are from locality 61k. Lower Cambrian: Mahto formation; dark, hard siliceous shale, northeast base of Mumm Peak above Mural Glacier on the west side of Hitka Pass, 6 miles ( km.) in a direct line north of summit of Robson Peak and northwest of Yellowhead Pass, in western Alberta, Canada. 1913/14 47 Mummaspis occidens USNM PAL 60080
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