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Show 1895.] ON THE LUNGS OP SNAKES, AMPHISBJENID^E, ETC. 691 between Zomba and Lake Chilwa. The horns measured about 29| inches in length, and were 16| inches apart at their upper ends. Col. L. H. Irby, F.Z.S., exhibited and made remarks on two specimens of the Greater Bullfinch (Pyrrhula major), killed on the coast of Yorkshire about 1st Nov., 1893. Mr. W. T. Blanford, F.B.S., exhibited and made remarks on specimens of the Siberian Ibex (Capra sibirica) and the Ammon Sheep (Ovis ammon), shot by Major Cumberland in the Altai Mountains. Mr. Swale Vincent, M.B. Lond., Demonstrator of Physiology and Histology, Mason's College, Birmingham, read a memoir entitled " Contributions to the Comparative Anatomy and Histology of the Suprarenal Capsules." This portion of the memoir dealt with the suprarenal bodies in Fishes and their relation to the so-called head-kidney. This paper will be printed entire in the Society's ' Transactions.' The following papers were read :- 1. On the Complete or Partial Suppression of the Right Lung in the Amphisbesnidee and of the Left Lung in Snakes and Snake-like Lizards and Amphibians. By GERARD W. BUTLER, B.A., F.Z.S. [Eeceived June 14, 1895.] (Plate XL.) CONTENTS. Page I. Introductory 691 II. A Review of previous Statements 693 III. O n the Complete or Partial Suppression of the Left Lung in Snakes 696 (a) O n a means of distinguishing the Right Lung from the Left in Snakes 696 (b) Some Remarks on Prof. E. D. Cope's Papers on the Lungs of Snakes 700 IV. O n the Complete or Partial Suppression of the Right Lung in Amphisbffinidae 702 V. On the Smaller Size of the Left Lung in (1) certain Snake-like Lizards and Amphibians and (2) certain Mammals- • 703 VI. List of Species of Snakes and Snake-like Animals Examined 704 VII. O n the Rationale of the Facts recorded in this Paper... 707 VIII. Conclusions 710 IX. Bibliography 711 X. Explanation of the Plate 712 I. INTRODUCTORY. The absence of paired symmetry in the lungs of Snakes has been recognized from early times. Thus Aristotle [B.C. 384-322] |
