Description: English: Plate 2 from: Nuttall, G.H. (1901). "
Studies in Relation to Malaria: II. The Structure and Biology of Anopheles: The Egg and Larva". The Journal of Hygiene 1: 45-77. Fig. 1. Egg seen from the side x 60. a. the float. Fig. 2. Egg seen from the upper surface x 60. a. ridge of air-chambers which acts as a float. Fig. 3. Very young larval stage x 60. b. brush, c. antennae, d. palp of 1st maxiUa, e. thorax, /. stigma. Fig. 4. Fully grown larva x 16. b. brush, c. antenna, d. palp of maxilla, e. thorax, /. stigma, g. palmate hairs, /(. tergum, i. anal papillse. Fig. 5. A palmate hair, highly magnified. Fig. 6. Flabellum or flap which overhangs the base of certain thoracic hairs. Fig. 7. Side view of head of a fully-grown larva, b. brush, c. antenna, d. palp of maxilla, m. hooked hairs at edge of maxilla, p. median tuft of hairs, r. thickened rim of chitinous covering to head, s. large, feathered hairs which overhang head, t. mandible, ?i. larval eye, v. eye of adult forming above and behind u. Fig. 8. Ventral view of head of a fully-grown larva, b. brush, c. antenna, d. palp of maxilla, j. stout hairs of mandible which arrange the brush, k. teeth of mandible, m. hooked hairs at edge of maxilla, p. median tuft of hairs, q. the "under-lip" of Meinert, or metastoma, r. thickened rim which passes into the soft tissue of the neck. Fig. 9. Side view of last segment, showing the four- anal papillae and the dorsal and ventral hairs. Fig. 10. Side view of late pupal stage, /. the stigma opening at end of trumpet-like projections. Fig. 11. Upper or oral view of mandible, j. stout hairs which run through the brushes, k. teeth, I. hairs projecting inwards to mouth. Fig. 12. Upper or oral surface of first maxilla, d. palp, showing the three spines and the plate, m. hooked hairs at edge of maxilla, ii. hairs lining oral surface of maxilla. Fig. 13. Dorsal view of the third abdominal segment of a larva about half grown, to show arrangement of haiis, z. palmate hair, o. long, balancing hair. Fig. 14. Ventral view of the same. o. long, balancing hair. Fig. 15. Stigmatic apparatus seen from above, /. stigma, ic. valve or flap which folds down and breaks the continuity with the surface-fihn when the animal sinks, y. chitinous skeleton which supports the whole ajjpaiatus. Date: 31 December 1901. Source:
https://archive.org/details/nuttall-1901b-journalofhygiene-01nutt/page/n33/mode/2up. Author: Nuttall, George Henry Falkiner, 1862-1937.
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