Excerpt from Quarterly Journal of Microscopical Science, 1894, Vol. 35
Lateral olfactory nerves; origin, course, distribution, structure ; lateral olfactory ganglion. Median olfactory nerve, p. 22. Structure, distribution, termination in buds. Problematical organs.
B. Physiology of the Olfactory Organ, p. 26. Absence of reflexes on stimulation with food, ammonia, &c.; stimulation with electricity; nature of reflex in the males; same in females; function of the organ; effect on males on excising the organ.
C. The Development of the Olfactory Organ, p. 29. Primitive olfactory thickenings; origin of the ganglion in the lateral olfactory nerve; origin of definitive olfactory organ, p. 30. Origin of median olfactory nerve; origin of olfactory lobes.
D. Relation of Primary Olfactory Organ to segmental sense organs; to lateral eyes of scorpions; to frontal organ of Phyllopods; cause of change of function, p. 32.
III. Gustatory Buds or the Inner Mandibles, p. 33.
Position and structure of those in the inuer mandibles; effect of various reagents.
IV. Temperature Sense.
Experimental demonstrat ion of the same, p. 34.
A. Experiments showing course of temperature impulses; section of tcgumentary nerves; of spinal cord; longitudinal median section through hind brain and vagus region; section of left crus; of both crura; temperature centre in the fore-brain; supplementary centres in legs, p. 36.
B. Position of Gustatory Centre, p. 39.
C. Structure of Temperature Organ, p. 39; probably much the same as the gustatory buds.
D. Use of temperature sense, p. 39.
V. Tactile Sense, p. 40.
VI. Summary and Comparison.
Structure and nature of sense organs, p. 40; innervation; multiplication by division; comparison with Gephyrcans, Galeodes, Mutilla. Very wide distribution of the sense buds, their specialisation as isolated organs, and their fusion to form complex aggregates.
Part II. - The Morphology of the Arthropod Brain.
I. The Brain op Insects and Myriapods, p. 43.
A. Structure of Cephalic Lobes: fore-brain; mid-brain: their different origins, p. 46.
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