Reports made to the directors of the London (Watford) Spring Water Company on the results of microscopical examinations of the organic matters and solid contents of waters supplied from the Thames and other sources / by Edwin Lankester, M.D., F.R.S. and Peter Redfern, M.D., F.R.C.S.L. : Together with a chemical report on the quality of various specimens of water from Chalk Springs near Watford ; by Thomas Clark, M.D. and John Smith, M.D.

  • Lankester, Edwin, 1814-1874.
Date:
1852
Catalogue details

Licence: Public Domain Mark

Credit: Reports made to the directors of the London (Watford) Spring Water Company on the results of microscopical examinations of the organic matters and solid contents of waters supplied from the Thames and other sources / by Edwin Lankester, M.D., F.R.S. and Peter Redfern, M.D., F.R.C.S.L. : Together with a chemical report on the quality of various specimens of water from Chalk Springs near Watford ; by Thomas Clark, M.D. and John Smith, M.D. Source: Wellcome Collection.

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    Tabular Arrangement ot tlie Results of the Examination of the Waters referred to Report. The X in the columns denotes the ])rescnce of the species or substance. in the preceding NAMKK OF WaTKK.S. List of Socclcs, with references to Fiirurcs. Lambeth We.st Well-water C3 ('I’hanies Middlesex from Grand Watford New River. Ditton). (Chiswick). Surrey Sand. Brussels. Junction. Spring Water, ‘ I'LANTS. 1. Decaying vegetable matter • X X X X X X Vonfirva. 2. Fibres of various species . X X X X X 3. Oscillatoria (species) X X X X • • X 4. Spirogyru (species) . • • X IS|)ha'iozygu spiralis . • • X (i. Zygiuvnm (species) . X 7. S|)ores of Conferviv . • • • • • • X 8. llienuitocoecus (species) . • • X Desmidieie. 0. Sceneilesmus (piaclricauda . Fig. 7 • • • • X X • • X 10. Staurastrum braeliiatum . • • • • X j 11. Euastrum clegans • • • • • • X • • X 1 12. Closterium acerosum • * • • X 13.-setaceum. X X 14. Uocidium Ehrenbergii • • • • • X Fungi. 15. Mvceliuiu of Fun<>:i . • * X X X X X Diatomaceos. 16. Navicula Hippocampus Fig. 1 X • • X 17. Various species of Naviculaj Fig. 2 X X * , X 1 IH. Svnedra Ulna .... Fig. 4 X X X 19. Bacillaria elongata . Fig. 3 • • • • X • • • • X 20. Navicula lanceolata , • • X X 21. Bacillaria (species) . Fig. 6 X 22. Fragilaria rhabdosoina . « X • • X X • • X j 23. -pectinalis . Fig. 2 X • • X 24. Asterionella formosa. Fig. 5 X X X • • • • X 1 25. Navicula Phoenicenteron . X 26. Gomphoneina (species) • • • • • • X X 27. Various species • • X X X X X X ANIMALS. 28. Portions of decaying animal matter • * X X X X X X Crustacea. 29. Cyclops ijuadricornis Figs. 20,21,22 X • • X 30. Chydorus sphaericus . Fig. 23 X • • • X X Insect a. 31. Larvae of Tipulaj • X • « • X Annelida. 32. Two species (small) . Fig. 19 X X X X X X 33. Large species .... h'lg. 19 X • • • X F of i/era. 34. Brachionus urceolaris Fig. 27 • X X 1 35. Plagiognatbus laciniatus • • X X X • • X 36. Salpina brevispina . • X X 37. V aginicola crystallina • • X 38. Tarcligrada .... • X • • • • • • X 1 39. Euchlanis oblonga . Fig. 26 X 1 40. Rotifera ..... • X X X 1 41. Notommata aurita . Fig. 25 X • • X X 1 42. Plagiognatbus felis . . X X X 1 43. ChjEtonothus larus . Fig. 24 X X X 1 44. Notommata saccigera • • X 1 45.-longiseta • X 46. Floscularia ornata • • X j 47. Synchseta pectinata . • X • • • • X Infusoria. 48. Plesconia vannus Fig. 15 X X X X X 1 49. Species of IVlonadinse « X X X X X X 50. Species of Vorticella. Figs. 2 and 12 X X X X X X 51. Actinophrys Sol Fig. 17 X X X X • X 1 52. TJvella Uva .... • X 1 1 53. Stvlonvcliia lanceolata . * . X 1 .54,-mvtilus . • . • • X j 55. Leucoplirvs patula . • X 56. Enchelvs Pupa • X • • X X 57. Euplotes Charon • • X 58. Pandoriiia Morum . . • X 1 59. Gyges granulum • • X 60. Acineta tuberosa Fig. 16 X 1 61. Steritor ceruleus • X 62. Paramajcium caudatum • X 63. Epistylis nutans • • X 64. Dileptus granulosus . Fig. 10 X • • • X 65. Dileptus tolium Fig. 9 X 1 06. Stentor Midlerl I-ig. 8 X X • X 1 67. Kolpoda cucullus Fig. 11 X X X X 68. Uvella virescens . • • X X X • X 1 69. Arcella vulgaris Fig. 18 • • • • X X 70. (Jhilodon cucullulus . • • X 1 71. Oxytricha gibba • X • • X X X 1 72. (Ionium ])unctatum . • ■ X 1 73. Monas elongata • • X 1 74. I’aramaecium chrysalis Fig. 14 X • X X • • X 1 75. Oxvtricha ambigua . • X 1 76. J’odophrvs pixa • • X 1 77, Anthophv.«a Miilleri. Fig. 13 • • • X 1 78. Amphdeptus margaritifer . • • • X 1 79. Monas glissens • • • X 1 t’O. Bursaria vorticella . • • X 1 81. Stentor niger .... • X 1 82. Actinoj)hrvs dilformis • X X X X 1 83. Pendinium Furca • • • • • • • • • X 1 84. Astasia (species) • • X Porifercc.. 85. Spicula of fresh-water sponge . • « X X X Number of ascertained species • • 40 38 41 37 11 19 NONE.