CONTENTS OF VOLUME II. 



nous sheath, pp. 545 549. The vertebral arches and the vertebral bodies , pp. 549 

 559. Cyclostomata, p. 549. Elasmobranchii, pp. 549 553. Ganoidei, p. 553. 

 Teleostei, p. 553. Amphibia, pp. 553556- Reptilia, pp. 556, 557. Aves, 

 PP- 557> 558. Mammalia, pp. 558, 559. Bibliography of the notochord and 

 vertebral column, p. 560. l?tl>s, pp. 560562. Sternum, pp. 562, 563. 

 Bibliography of the ribs and sternum, p. 563. 



CHAPTER XIX. THE SKULL. Pp. 564598. 



Preliminary remarks, pp. 564, 565. The cartilaginous cranium, pp. 



565 571. The parachordals and notochord, pp. 566, 567. The trabeculse, 



pp. 567 570. The sense capsules, pp. 570, 571. The branchial skeleton, 



pp. 572 591. General structure of, pp. 572 575. Mandibular and hyoid arches, 

 pp. 575 591. Elasmobranchii, pp. 576 579. Teleostei, pp. 579 581. Am- 

 phibia, pp. 581588. Sauropsida, pp. 588, 589. Mammalia, pp. 589591. 



Membrane bones and ossifications of the cranium, pp. 592597. 



Membrane bones, pp. 592 595. Ossifications of the cartilaginous cranium, pp. 

 595 597. Labial cartilages, p. 597. Bibliography of the skull, p. 598. 



CHAPTER XX. PECTORAL AND PELVIC GIRDLES AND THE SKELETON 



OF THE LIMBS. Pp. 599 622. 

 The Pectoral girdle, pp. 599606. Pisces, pp. 599601. Amphibia 



and Amniola, pp. 601, 602. Lacertilia, p. 603. Chelonia, p. 603. Aves, pp. 

 603, 604. Mammalia, p. 604. Amphibia, p. 605. Bibliography of Pectoral 

 girdle, pp. 605, 606. 



The Pelvic girdle, pp. 606608. Pisces, pp. 606, 607. Amphibia ami 

 Amniota, pp. 606, 607. Amphibia, p. 607. Lacertilia, p. 607. Mammalia, 

 p. 608. Bibliography of Pelvic girdle, p. 608. Comparison of pectoral and pelvic 

 girdles, pp. 608, 609. 



Limbs, pp. 609--622. The piscine fin, pp. 609 618. The cheiroptery- 

 gium, pp. 618 622. Bibliography of limbs, p. 622. 



CHAPTER XXI. THE BODY CAVITY, THE VASCULAR SYSTEM AND THE 

 VASCULAR GLANDS. Pp. 623 666. 



The body Cavity, pp. 623 632. General, pp. 623, 624. Chordala, pp. 

 624 632. Abdominal pores, pp. 626, 627. Pericardial cavities, pleural cavities 

 and diaphragm, pp. 627 632. Bibliography of body cavity, p. 632. 



The vascular system, pp. 632663. General, pp. 632, 633. The heart, 

 pp. 633643. Bibliography of the heart, p. 643. Arterial system, pp. 643651. 

 Bibliography of the arterial system, p. 651. Venous system, pp. 651663. 

 Bibliography of the venous system, p. 663. Lymphatic system and spleen, 

 p. 664. Bibliography of spleen, p. 664. Suprarenal bodies, pp. 664 666. 

 Bibliography of suprarenal bodies, p. 666. 



CHAPTER XXII. THE MUSCULAR SYSTEM. Pp. 667 679. 



Evolution of muscle-cells, pp. 667, 668. Voluntary muscular system of the Chor- 

 data, pp. 668 679. Muscular fibres, pp. 668, 669. Muscular system of the trunk and 

 limbs, pp. 673 676. The somites and muscular system of the head, pp. 676 

 679. Bibliography of muscular system, p. 679. 



