. A key to the birds of Australia : with their geographical distribution . icating the position of the nasal glands ... ... 96 XIV.— HERO DIONES.— Heron-like Birds. Hallux free, not unitedto the other toes by a web. Nasals holorhinal. Palatedesmognathous ... ... ... ... ... 97 XV.— STEGANOPODES.—Hallux united to the other toes by a web. Nasals holorhinal. Palate desmognathous .. ... 101 XVI. — PYGOPODES.—Grebes in Australia. Wing feathers de-veloped into remiges. Cnemial process of tibia producedforwards in a remarkable degree. Palate schizognathous ... 104 —Penguins. Bill never
. A key to the birds of Australia : with their geographical distribution . icating the position of the nasal glands ... ... 96 XIV.— HERO DIONES.— Heron-like Birds. Hallux free, not unitedto the other toes by a web. Nasals holorhinal. Palatedesmognathous ... ... ... ... ... 97 XV.— STEGANOPODES.—Hallux united to the other toes by a web. Nasals holorhinal. Palate desmognathous .. ... 101 XVI. — PYGOPODES.—Grebes in Australia. Wing feathers de-veloped into remiges. Cnemial process of tibia producedforwards in a remarkable degree. Palate schizognathous ... 104 —Penguins. Bill never hooked. Nostrils pervious, holorhinal. Palate schizognathous ... ... 104 XVIII.— — Swans, Geese, and Ducks. Palatedesmognathous. Young covered with down, and able to runor swim in a few hours after hatching ... ... ... 105 XIX. — CASUARII. — Emu-like Birds. Hallux absent ; middlephalanges shortened. Maxillo-palatines large, fused withvomer and premaxilla ^.. ... .... ... ... 109 (Wf/cww aecoN \ e*l.*re* wirrc cevijrrt • I r . I I ». urn* r/»(t f^t/f»r» Ol \ BIRD, 8HOWISG ITH PRINCIPAL BXTERNAL CHARACTER* ii. hi \«.i;\ mm \ CLASS-AVES. Sub-class I.—Carinatve (Sternum Keeled).ORDER (Birds of Fret). Bill short, strong, stout at the base, the culmen strongly curved. Feetstrong, armed with powerful talons ; talons capable of being bentunder the feet, the inner one being stronger than the others andmore curved. Sub-order—Faleones. With no facial disc ; plumage compact; no3trils generally not concealedby bristles ; outer toe not reversible ; toes devoid of feathers. FAMILY—FALCONID^. Head covered with feathers, though the sides of the face are more or less bare. Sub-family— Hinder aspect of tarsus reticulate ; commissure of bill simply festooned. Genus—UROAETUS.—Tail strongly graduated. 1. U- aildax, Latham (Aquila audax, Gray), Wedge-tailed Eagle(Eaglehawk). General colour, black in adult, rufous in young. T
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbirdsau, bookyear1906
