Polypterus

Thus the Devonian Ganoids, though almost all members of the same sub-order as 'Polypterus', and presenting numerous important resemblances to the existing genus, which possesses biconcave vertebrae, are, for the most part, wholly devoid of ossified vertebral centra.

Lectures and Essays Thomas Henry Huxley 1860

‘Lepidosteus’, ‘Polypterus’, and Sturgeon; and that a singular relation obtains between the older and the younger Fishes; the former, the Devonian Ganoids, being almost all members of the same sub-order as ‘Polypterus’, while the Mesozoic Ganoids are almost all similarly allied to

Essays 2007

‘Polypterus’, and presenting numerous important resemblances to the existing genus, which possesses biconcave vertebrae, are, for the most part, wholly devoid of ossified vertebral centra.

Essays 2007

Publisher: Polypterus Press P.O. Box 4416, Ithaca, NY, 14852; can be purchased online at:

Riding the Evolution-Design Roller Coaster - The Panda's Thumb 2006

The Polypterus paper and the Aye-Aye paper fell flat.

The Life and Letters of Thomas Henry Huxley Huxley, Leonard 1900

(Polypterus, Figure 2.255) in African rivers, and bony pikes

The Evolution of Man — Volume 2 Ernst Heinrich Philipp August Haeckel 1876

The Polypterus paper and the Aye-Aye paper fell flat.

Life and Letters of Thomas Henry Huxley — Volume 1 Thomas Henry Huxley 1860

Thus the Devonian Ganoids, though almost all members of the same sub-order as _Polypterus, _ and presenting numerous important resemblances to the existing genus, which possesses biconcave vertebræ, are, for the most part, wholly devoid of ossified vertebral centra.

Lay Sermons, Addresses and Reviews Thomas Henry Huxley 1860

But in the rivers of these very countries, -- in the Polypterus of the Nile, or the

The Testimony of the Rocks or, Geology in Its Bearings on the Two Theologies, Natural and Revealed Hugh Miller 1829

He placed the sturgeon in his Cartilaginous series; while in his soft-finned order he found a place for the Polypterus of the Nile and the Lepidosteus of the

The Testimony of the Rocks or, Geology in Its Bearings on the Two Theologies, Natural and Revealed Hugh Miller 1829