The first experiments with artificial circulation in the isolated heart were made in Ludwig's laboratory, but they were limited to the frog and the inferior vertebrates.

Haddocks are vertebrates; and therefore are sea-horses.

SEE Smell, taste and allied senses in the vertebrates.

The comparative anatomy of the nervous system of vertebrates, including man.

Biology of the vertebrates.

NEWMAN, H. H. The phylum Chordata; biology of vertebrates and their kin.

HUETTNER, ALFRED F. Fundamentals of comparative embryology of the vertebrates.

Mary R. Huettner (W), Robert James Huettner & Richard Alfred Huettner (C); 4Nov68; R447542. HUETTNER, MARY R. Fundamentals of comparative embryology of the vertebrates.

Fundamentals of comparative embryology of the vertebrates.

Fundamentals of comparative embryology of the vertebrates.

Man and the vertebrates.

R634192. Walter and Sayles' Biology of the vertebrates.

Fundamentals of comparative embryology of the vertebrates.

R60241. SMELL, TASTE AND ALLIED SENSES IN THE VERTEBRATES, by G. H. Parker.

Richard J. Walsh (A); 18Apr56; R168610. WALTER, DOROTHY C. Biology of the vertebrates.

Biology of the vertebrates.

Haakon M. Chevalier (A); 25May64; R338129. ARIENS KAPPERS, C. U. The comparative anatomy of the nervous system of vertebrates, including man.

The comparative anatomy of the nervous system of vertebrates, including man.

LITTLE, MALCOLM E. Structure of the vertebrates.

Biology of the vertebrates.

NEWMAN, H. H. The phylum Chordata; biology of vertebrates and their kin.

Backbones are called by the Wise Men vertebrae; animals that have backbones are named Vertebrates; and animals that lack backbones are named Invertebrates.

I only want you to remember that all beasts, birds, reptiles, and fishes are Vertebrates, and that there are five principal classes of them.

" VERTEBRATES Animals with Backbones CLASS I. Mammals.

No. Had Cousin Benedict devoted himself to the study of the vertebrates, mammals, birds, reptiles, and fishes?