<LI style="MARGIN-LEFT: 0px">Parent taxa
<LI style="MARGIN-LEFT: 0px">
Family Viperidae (pit vipers and vipers)
<LI style="PADDING-RIGHT: 4px; PADDING-LEFT: 4px; PADDING-BOTTOM: 4px; MARGIN-LEFT: 10px; PADDING-TOP: 4px">
Genus Crotalus (rattlesnakes)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus adamanteus (eastern diamondback rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus aquilus (Queretaran blotched rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus atrox (western diamondback rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus basiliscus
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus catalinensis (Santa Catalina rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus cerastes (sidewinder)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus durissus (neotropical rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus enyo (Baja California rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus exsul (red diamond rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus horridus (timber rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus intermedius (small-headed rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus lannomi (Autlan rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus lepidus (rock rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus mitchelli (speckled rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus molossus (black-tailed rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus polystictus (Mexican lance-headed rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus pricei (twin-spotted rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus pusillus
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus ruber (red diamond rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus scutulatus (Mojave rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus stejnegeri
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus tigris (tiger rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus tortugensis (Tortuga Island diamond rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus transversus (cross banded mountain rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus triseriatus (dusky rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus unicolor (Aruba Island rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus vegrandis
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus viridis (western rattlesnake)
<LI style="MARGIN-LEFT: 20px" xxxtal:attributes="style python:test(rankId in boldRanks, 'font-weight: bold', '')">
Species Crotalus willardi (ridge-nosed rattlesnake)
asi te lo dejo si kieres mas info lo sake de la pag
http://animaldiversity.ummz.umich.ed.../Crotalus.html
