I. ECZEMA 599 Acute eczema 599 Chronic eczema 600 Sebaceous or seborrhœic eczema 601 Eczema due to feeding with potato pulp 603 Impetigo in the pig 605 Acne in sheep 606 Fagopyrism (Buckwheat poisoning) 606 II. PHTHIRIASIS 608 SCABIES—SCAB—MANGE 611 Scabies in sheep 611 Sarcoptic scabies 612 Psoroptic mange—Sheep scab 614 The tobacco-and-sulphur dip 626 Lime-and-sulphur dips 627 Arsenical dips 632 Carbolic dips 633 Chorioptic mange—Symbiotic mange—Foot scab 636 Mange in the ox 638 Sarcoptic mange 638 Psoroptic mange 639 Chorioptic mange 640 Mange in the goat 641 Sarcoptic mange 641 Chorioptic mange 642 Mange in the pig 642 Demodecic mange 643 Demodecic mange in the ox 644 Demodecic mange in the goat 644 Demodecic mange in the pig 644 Non-psoroptic forms of acariasis 645 Hypodermosis in the ox (warbles) 646 III. RINGWORM 649 Ringworm in the sheep, goat, and pig 653 IV. WARTS IN OXEN 655 Urticaria in the pig 656 Scleroderma 657 V. SUBCUTANEOUS EMPHYSEMA 659