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Gen. 1. Cygnus.—Bill of equable breadth, A. penelope. higher at the base than broad; nostrils in the medial Les Sarcelles. division of its length; neck very long.'
A. querquedula (circia, the old male). Anas olor.
Group 3. Mergi.
Bill finer and more cylindrical than in the last
group, and each mandible is furnished at the edges Gen. 2. Anser of Brisson.-Bill of a moderate with small pointed teeth like a saw, directed back
wards. See MERGUS. length or short, narrower before than behind, higher than broad at its base.
lungs only a certain portion of that blood which Anas bernicla.
has been received from different parts of the body, A. Ægyptiaca.
whilst the rest of the fluid returns again to the A. leucoptera.
several regions of the animal frame without having A. antarctica,
passed through the lungs, which quantity of respiGroup 2. Anates.
ration, if we call that of the mammalia unity, we Bill not so high as broad at the base, as wide must express by a certain fractional quantity. The or wider at the tip than at the base ; nostrils females have a double ovary and two oviducts; the nearer the dorsum and base of the bill ; legs short. males of many genera have the penis forked or First subdivision.
double, but in the last order there is no male organ Gen. 1. Les Macreuses.—Upper maudible with of generation. M. Brongniart divides this class an enlargement upon its surface.
into four orders, whose division we shall follow, Anas nigra.
only preferring the Latin terms to gallicisms. A. furca.
The heart with two auricles; the body borne
upon four feet, and covered completely with two son of large fleshy wattles, which hang from plates or shields, formed by the ribs and the ster
The upper plate is called by the French their beak. Gen. 2. Les Garrots.-Bill short, narrower be- carapace, and the lower one plastron, which terms
the necessity of language admonishes us to borrow. fore.
Gen. 1. Testudo of Brongo.—Carapace elevated; Anas glacialis, hyemalis.
toes short and united very nearly to the nails, which A. histrionica minuta.
are thick and conical; four behind and five before; A. clangula, glaricion.
head can be withdrawn entirely under the carapace. Gen. 3. Les Eiders.—Bill longer than in the
T. grocca. last; remounting upon the forehead and dividing
T. indica. the feathers.
T. geometrica. Anas mollissima, spectabilis.
Gen. 2. Emys of Brongn.-Fresh water turtle. Gen. 4. Millouins, Bill broad and flat.
Toes more separate, terminated by longer nails, Anas ferina rufa.
intervals of which are occupied by membranes. A. renfina.
Gen. 3. Pyris.—Tortues à boite of Cuvier.
Plastron divided into two compartments by a
moreable articulation, by .which means they can Great toe is not margined by a membrane; head shut their carapace completely when the head and thin; feet less broad ; neck longer; bill more equal. limbs are withdrawn.
Gen. 1. Les Souchets.—Bill long; upper mandi La tortue à boite d'Amboine of Daud. ble turned perfectly in semi-cylindric form, widened Gen. 4. Tail nearly as long as the carapace. at the end.
T. serpentina. Anas clypeata.
Gen. 5. Chelonia.–Sea turtle. Horny inveA. fasciata. Edges of the bill prolonged into a lope too small to receive the head; feet lengthened membranous appendage.
and flattened to answer the purpose of fins; all Gen. 2. Tadorna.- Bill very much flattened at the toes closely united by a membrane. the end, raised at the base into a prominent boss. T. mydas. When a great many of these aniAnas tadorna of Linné,
mals were taken on board the Blossom, from Bonin A. moschata of Linné,
Island, they were observed to breathe about eight A. boschas of Linné.— Tracheal capsule large times in the hour at an average: 300 eggs were and long.
counted in one of the ovaries, and it appeared Anas adunca. Bill hooked.
to us that one ovary only became fertile at one A. galericulata. Feathers of the wings widened time. and raised vertically.
T. caouana. A. strepera. Tracheal capsule of a middle size. T. coriacea.
Gen. 6. Chelys of Dumer -Snout prolonged Lacerta cordylus. into a small trumpet; throat cloven across, and Gen. 2. Stellio.—Head enlarged behind by the not covered with horn as in the rest of this order. muscles of the jaws. T. fimbriata.
Lacerta stellio. Gen. 7. Trionyr of Geoffroy.-Without scales; Gen. 3. Stellions batards of Daud.-llead carapace and plastron covered with a soft skin. without enlargement behind ; rows of pores under T. triunguis.
the thigh. T. feron.
Stellio spinipes of Daud.
Group 2. Agame.
Scales of the tail imbricated. feet, and covered with scales.
Gen. 1. Agama.—Scales raised into a spiny
point; different parts of the body spiny. Family 1. CROCODILI.
L'Agame des colons of Daud.
Lacerta muricata of Shaw. Large stature ; tail fattened laterally; five toes before and four behind ; three inner ones only
Gen. 2. Belly inflated ; tail short and thin.
Lacerta orbicularis. armed with nails; all of them more or less connected together by membranes.
Gen. 3. Trapelus of Cuvier.-Scales small,
smooth, and without spines. Gen. 1. Les gavials.-Snout slender and very
Le changeant d'Egypte of Geoffroy. much elongated; teeth equal. Lacerta gangetica.
Gen. 4. Calotes.-Scales imbricaied; free and Gen. 2. Crocodilus.—Snout oblong and de- cutting at their edges.
Lacerta calotes of Linné. pressed ; teeth unequal. L. crocodilus.
Gen. 5. Lophurus of Dum.-Dorsal crest extend- .
ed over the length of the tail. Crocodilus biporatus of Cuvier.
Lacerta scutata of Linné. Gen. 3. Alligator.-Snout broad, blunt; teeth unequal.
Gen. 6. Basiliscus.-Dorsal crests sharp, supportC. sclerops of Schn. C. lucius of Cuvier.
ed by the apophyses of the spine,
L. basiliscus of Linné.
L. Amboinensis of Gmelin.
Group 3. Dracones. tensible and terminates into two long filaments; First size of the false ribs extending and affording toes separate and unequal.
support to an alar prolongation of the integuments. Group 1. Monitores.
Group 4. Iguana. This group includes species on a larger scale of Back ridged with elevated scales, which are less magnitude.
compressed and pointed ; anterior edge of the Gen. 1. Monitor ---Scales small and numerous. dewlap supported by a cartilaginous process of Tupinambis elegnus of Daud.
the os hyoides. Lacerta nilotica. Tail with a denticulated ridge. Gen. 1. Iguana. L. Capensis tupinambis ornatus.
Lacerta iguana of Linné. I. tuberculata of Lem, Cuaran el hard, M. terrestris. Tail without ridge. L'iguanæ ardoisé of Daud.
Gen. 2. Les dragonnes.-Scales large with ridges L'iguane à col nu of Cuvier. like those of the crocodili.
L'iguane cornude, Saint Domingo of Lacep. La dragonne of Lacep.
L'iguane à bandes of Brong. Gen. 3. Les sauvegardes.—All the scales of the Gen. 2. Polychrus of Curier.-Without dorsal back small and without ridges; one rank of pores crests; throat forms a dewlap at the pleasure of the imperfectly marked under each thigh ; feet denti- animal. culated.
Lacerta marmorata of Linné. Lacerta teguixin of Linné et Sh.
Geo. 3. Anolius of Cuvier.-Skin of their toes Gen. 4. Ameira.–Sauvegaurdes with a round widened, at the antepenultimate phalangial bone, taii.
into an oval disk; dorsal crest present. Lacerta ameira of Gmelin.
Family 4. GECKONES or ASCALABOTETES. Group 2. Lacerta propria.
Skin of the toes widened the whole length, or
at least at the extremities, and furnished underneath Gen. 1. Lacerta.-Palate armed with two ranks with scales or cuticular folds to assist them in of teeth ; a collar under the neck formed by a climbing. transversal row of broad scales separated from Gen. 1. Platydactyli.—Toes widened in the whole those of the belly by a space.
length, and furnished underneath with transverse Gen. 2. Tachydromas.- Body and tail very long; scales. rows of square scales upon the back.
Gecko inunguis of Cuvier.
G. ocellatus of Oppel. Tongue fleshy, thick, incapable of extension, and notched only at the end.
G. cepedien of Péron.
Lacerta Mauritanica of Gmelin. (Stellio). Tail surrounded by rings composed of large Without nails and thumbs. scales, often spiny; teeth in the palate wanting.
Stellio gecko of Schn. Gen. 1. Cordylus of Daud. —Tail, belly, and Lacerta vittata of Gmelin. back furnished with large scales set in transversal Gen. 2. Hemidactyli.--Base of their toes furranks.
nished with an oval disk.