The Reptilia include II species of the crocodile, alligator and lizard, including the savage jacare of the Amazon, several species of turtle, 4 species of batrachians, and 29 species of serpents, including the striped rattlesnake (Crotalus durissus), Lachesis mutus, and a rather rare species of Cophias.
In 1908 there were 8 quarries at Concord, all on Rattlesnake Hill, and all within 2 m.
The rattlesnake was worshipped in the Natchez temple of the sun; and the Aztec deity Quetzalcoatl was a serpent-god.
The North American Indians fear lest their venerated rattlesnake should incite its kinsfolk to avenge any injury done to it, and when the Seminole Indians begged an English traveller to rid them of one of these troublesome intruders, they scratched him-as a matter of formin order to appease the spirit of the dead snake.
Of reptiles, the rattlesnake and copperhead are the only poisonous species, but numerous harmless varieties are common.
The structure of the inner ranges is so variable as to elude simple description; but mention should be made of the Uinta range of broad anticlinal structure in north-east Utah, with east-west trend, as if corresponding to the east-west Rattlesnake Mountains, already named.
The principal reptiles are a lizard, a tortoise, the vivora de la crux (a dangerous viper, so called from marks like a cross on its head) and the rattlesnake in Maldonado and the stony lands of Minas.
This low range turns westward in a curve through the Rattlesnake Mountains towards the high Wind River Mountains (Gannett Peak, 3,775 ft.), an anticlinal range within the body of the mountain system, with flanking strata rising well on the slopes.
In America some of the Amerindian tribes reverence the rattlesnake as grandfather and king of snakes who is able to give fair winds or cause tempest.
The green rattlesnake (Crotalus molossus) inhabits the valley of the Rio Grande; the plains rattlesnake (Crotalus confluentus), the north-western counties; the diamond rattlesnake (C. adamanteus), the wooded river bottoms; the Texas rattlesnake, western Texas and the southern coast counties; the banded rattlesnake, a few widely separated woodland districts.