The peculiar feature of the larval history of Cestodes is the development in most cases of a cyst or hydatid on the inner wall of which the scolex is formed by invagination.
As it lies in the state of Puebla and is the dominating feature in the views from the city of that name, it is sometimes called the Puebla volcano.
A distinctive feature is the position assumed in resting; Culex has a humpbacked attitude, while in Anopheles the proboscis, head and body are in a straight line, and in many species inclined at an angle to the wall, the tail sticking outwards.
A remarkable feature of the distribution of grasses is its uniformity; there are no great centres for the order, as in Compositae, where a marked preponderance of endemic species exists; and the genera, except some of the smallest or monotypic ones, have usually a wide distribution.
Again and again these ordinances were repeated in subsequent ages, and intolerance for infidels is still a distinct feature of Mahommedan law.
Occupations.-The pre-war growth of industries, especially in Riga and Libau, tended to reduce the percentage of the agricultural population, but agriculture is still the chief occupation, and the redivision of the rural population was the outstanding feature after 1918.
On the landward side, the long walls running from the town to the castle of San Giovanni, far above, form a striking feature in the landscape; and the heights of the Krivoscie or Crevoscia (Krvvosije), a group of barren mountains between Montenegro, Herzegovina and the sea, are crowned by small forts.
The dominant feature of the relief of the Atlantic basin is a submarine ridge running from north to south from about lat.
Plague epidemics, even in the latest, that in Russia in 1878-1879, and, moreover, according to the latest accounts, are not a special feature of Indian plague.
Another favourable feature is the fact that a single capsule contains from 4000 to 8000 seeds, and one tobacco plant may easily produce from 500,000 to 1,000,000 seeds.