restricted access List of Figures
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ix Figures 1.1 The PAC study area 2 1.2 The Babícora Basin and sites found by the PAC 3 1.3 The upper Santa María Valley and sites found by the PAC 4 2.1. Relationship of precipitation and temperature to elevation 17 2.2. Comparison of monthly precipitation at Viejo and Nuevo Casas Grandes 19 3.1. The Convento site 31 3.2. Remnant of a Viejo period structure in Test 13 at El Zurdo 34 3.3. PAC GPR maps of the Quevedo site (Ch-­ 218) from 2005 36 3.4. Detail of the 2005 GPR survey at the Calderón site 37 3.5. Structure 4, with adobe wall base, at the Quevedo site 39 3.6. Structure 5C at the Calderón site 40 3.7. Structure 5B at the Calderón site 42 3.8. Structure 5A at the Calderón site 43 3.9. Plan of Structure 1, a possible community structure at the Calderón site 44 3.10. Structure 6 at the Calderón site 45 3.11. An unusual pendant from an infant burial at the Calderón site 47 3.12. Ulu-­ shaped beads from the Calderón site 47 4.1. Sites in the Las Varas and El Zurdo drainages recorded by the PAC 55 4.2. The condition of El Zurdo in 1990 and 2008 57 4.3. Excavations at El Zurdo 58 4.4. Points and other bifaces from El Zurdo 60 4.5. Two metate fragments and a mano fragment on the surface of El Zurdo 61 4.6. Possible macaw stone fragment from El Zurdo 62 4.7. La Raspadura site plan 65 4.8. T-­ shaped room at La Raspadura 66 4.9. Landowner’s collection of ground stone artifacts from La Raspadura 67 4.10. The Pig site 68 4.11. Map of the Picacho site 69 4.12. Excavations and testing in Structure 3 of the Picacho site 69 4.13. Plan view of the Palacios site 72 4.14. Carey’s Mound 4 house plan 74 4.15. Survey areas and sites of the Santa Clara Valley 76 4.16. A copper bell from the Babícora Basin 78 6.1. Map of southern zone sites and regions showing the locations of the main sites with larger pottery assemblages 102 6.2. An unusual jar from El Zurdo with texturing over the entire vessel 103 6.3. Examples of textured sherds from a single level at El Zurdo 103 6.4. Actual and simulated corrugation 104 6.5. Typical red-­ on-brown ceramics from the southern zone 105 6.6. A Viejo period textured and painted storage jar with a bowl 105 6.7. Sherds found in the hearth underlying Structure 5C at the Calderón site 106 6.8. An example of early dated Viejo period ceramics from the Calderón site 106 6.9. An example of continuity in design elements from Viejo to transitional ceramics 107 6.10. Santa Ana Polychrome 107 x Figures 6.11. Viejo period black polychrome jar from Structure 5A at the Calderón site 107 6.12. Examples of Medio period polychrome types 108 6.13. Madera Black-­ on-red jar from La Raspadura 109 6.14. Mimbres Black-­ on-white bowl sherds from the Calderón site 109 6.15. A high-­ shouldered Babícora Polychrome vessel from La Raspadura 109 6.16. Ceramic scoop made from an unusual Viejo period polychrome jar 111 6.17. Regional differences observed in the Casas Grandes culture area 116 7.1. Map of the study area showing sites where sherds and sediment samples were collected 121 7.2. Experimental mixing diagrams showing the effect of adding various amounts of temper to potter’s clay 122 7.3. A study of obsidian nodules and worked obsidian debris from the study area 126 7.4. Scatter plots for the sediment samples 128 7.5. Scatter plots of Sr/Y and Ba/Zr for the sherd and sediment samples 130 7.6. Scatter plots of V and TiO2 for the sherd and sediment samples 132 7.7. Scatter plots of TiO2 and Zr for the sherd and sediment samples 134 7.8. Scatter plots of Al2O3/Na2O and Al2O3/K2O for the sherd and sediment samples 138 7.9. Geologic map of the Cuauhtémoc area and the southwestern PAC study area 140 7.10. Scatter plots of Sr/Y and CaO/K2O 140...