Tape I, Classification of the Prehistoric Specimens of Maize and Its Relatives 
Associated with Six Cultura] Phases in Caves in Southwestern Tamaulipas. 
Cultural Phase 
8 3 © .: Ss) oO a 
: : ie) + S “= O ° oO 
Classification 7] <7 Si 8 bes faa eQ g 
of aS a vs ” 6|Fo6 S vs o 
Specimens Go) ce |e te el awe 7 = = 
qj .}/s .} gil Ea] ga ue 
eAleA|/#a}28]8S/ gs] 8 
Adi Hc(/ed/ sl] 5eiea| g 
Cobs 
Pre-Chapalote 2 14 1 17 
Early Chapalote 5 2 24 56 46 133 
Tripsacoid Chapalote 299 356 457 307 1ST 1546 
Chapalote 108 122 116 25 371 
Breve de Padilla 350 279 188 19 836 
Palomero Jalisciense T 15 11 4 37 
Harinoso de Ocho 19 10 3 32 
Nal-Tel 23 17 40 
Tuxpefio 3 3 
Unidentified Fragments 229 71 49 53 55 457 
Other Maize Parts 
Stalks 13 12 5 11 6 47 
Leaves 4 2 2 1 9 
Husks 45 60 70 42 2 219 
Tassels 6869 | 904 807 1s 4 8099 
Quids 44 39 63 5 151 
Maize Relatives 
Teosinte 1 7 1 9 
Maize-teosinte Hybrids 1 2 3 
Tripsacum 1 1 9 1 5 
Total Specimens 12,014 
[ 37 ] 
