Common names: pitless vipers, true vipers, Old World vipers, true adders. Although the heat-sensing pits that characterize the Crotalinae are clearly lacking in the viperines, a supernasal sac with le règne animal distribué d’après son organisation: Pour servir de base à l’histoire naturelle des animaux et d’introduction à l’anatomie comparée. Tome 3 PDF function has been described in a number of species. Viperinae are found in Europe, Asia, and Africa, but not in Madagascar. Tropical subsaharan Africa, excluding southern Africa.
This Elibron Classics book is a facsimile reprint of a 1836 edition by Louis Hauman et Co., Bruxelles.
Africa and the southern Arabian Peninsula. North Africa eastward through Arabia and Iran. India and Sri Lanka, parts of the Middle East and Africa north of the equator. The desert region of Balochistan near the Iran-Afghanistan-Pakistan border.
Semideserts and steppes of northern Africa, the Near and Middle East, and the Milos Archipelago in the Aegean Sea. Kenya: moorlands of the Aberdare range and Mount Kenya above 3000 m. Malawi to near Beira, central Mozambique. From the Sinai of Egypt eastward to Pakistan.