Ant-eaters, Armadillos (Edentata); Manatees and Dugongs
(Sirenia); Whales, Dolphins, Porpoises (Cetacea);
Rhinoceros, Tapir, Horses, Hippopotamus, Pigs, Camels and
Llamas, Giraffes, Deer, Antelopes, Sheep, Goats, Oxen
(Ungulata); Hyrax (Hyracoidea**); Elephants,
Mastodon,* Deinotherium* (Proboscidea); Seals,
Walrus, Bears, Dogs, Wolves, Cats, Lions, Tigers, &c.
(Carnivora); Hares, Rabbits, Porcupines, Beavers,
Rats, Mice, Lemmings, Squirrels, Marmots, &c. (Rodentia);
Bats (Cheiroptera); Moles, Shrew-mice, Hedgehogs
(Insectivora); Lemurs, Spider-monkeys, Macaques,
Baboons, Apes (Quadrumana); Man (Bimana).
ABDOMEN (Lat. abdo, I conceal). The posterior cavity of the body, containing the intestines and others of the viscera. In many Invertebrates there is no separation of the body-cavity into thorax and abdomen, and it is only in the higher Annulosa that a distinct abdomen can be said to exist.
ABERRANT (Lat. aberro, I wander away). Departing from the regular type.
ABNORMAL (Lat. ab, from; norma, a rule). Irregular; deviating from the ordinary standard.
ACRODUS (Gr. akros, high; odous, tooth). A genus of the Cestraciont fishes, so called from the elevated teeth.
ACROGENS (Gr. akros, high; gennao, I produce). Plants which increase in height by additions made to the summit of the stem by the union of the bases of the leaves.
ACROTRETA (Gr. akros, high; tretos, pierced). A genus of Brachiopods, so called from the presence of a foramen at the summit of the shell.
ACTINOCRINUS (Gr. aktin, a ray; krinon, a lily). A genus of Crinoids.
ACTINOZOA (Gr. aktin, a ray; and zooen, an animal). That division of the Coelenterata of which the Sea-anemones may be taken as the type.
AEGLINA (AEgle, a sea-nymph). A genus of Trilobites.
AEPIORNIS (Gr. aipus, huge; ornis, bird).
A genus of gigantic
AGNOSTUS (Gr. a, not; gignosko, I know). A genus of Trilobites.
ALCES (Lat. alces, elk). The European Elk or Moose.
ALECTO (the proper name of one of the Furies). A genus of Polyzoa.
ALETHOPTERIS (Gr. alethes, true; pteris,
fern). A genus of
ALGAE. (Lat. alga, a marine plant). The order of plants comprising the Sea-weeds and many fresh-water plants.
ALVEOLUS (Lat. alvus, belly). Applied to the sockets of the teeth.
AMBLYPTERUS (Gr. amblus, blunt; pteron,
fin). An order of
AMBONYCHIA (Gr. ambon, a boss; onux,
claw). A genus of Palaeozoic