Blood-Red Colour of Water. 34& 



3^QB^,g.tagnant red waters (blood water), Red springs, Red Sea- 

 water. 

 »'m\^?.Vj4i Are shewn to be an illusion prodqc^d by 



^^ ' a. Animal Bodies. 



^ '" ^-^iii'tnostraca . . ' <' 



5. Great numbers . ( of Cyclops quadricomis. 



bers 



( indefinitely minute Akalephtt? 



Off 



^O G. . . . , i "In'the^sea." 



-Brj 7. . . . . J of Euglena sanffuinea.('y^el>(?if*» 



, Infusoria. 4 infusoria at Halle.) 



-•ftD 0(1 a Great numbers . (of Astasia (Vol vox) lacustris. 



fyO'/riP' 9. Do. do. . . (of Astasia (Enchelys) siujgui- 



,^. Infusoria. •< nea. 



10. Great numbers . ( of Astasia haematodes. 

 i3«iifcifj.7^i(. ^, , ... ,. ,- ♦ 



'ir ' tft * i Bleedings of fish are oHly to be kept in mind for examina- 



; 1 Red water^piders (Hydrachna) and Naide«y have neyer 



been so deceptive as not to be immediately recogni^od, 

 and have never excited the attention of mankind* 



4Tr 



b. Vegetable Bodies. 



11. By Trichodesmium erythneum In the Red Sea. 



*^''^ 12. — Oscillatoria rubescens. . tiJ ^noii 



r^"* 13. — Oscillatoria subfusca. i\l\4JSU^ft 



ff, U. — Oscillatoria Mougeotii (Bory), not the O^ Moug^o- 



_ tiana of Agardh. ^ 



15. — Suhajroplea annulina (which is of a cinnabar colour.) 



ox c. Inorganic Bodies, 



4mO isi 16. — Red atmospheric dust. ^aJ 



tRBlq J J ^^.g looked upon as a chemical effect produced ^t^y 



TO ^Ikoi rfof'ffv£j^p mixing of different kinds of water, the ingre- 



6ii«aT9)cw \si ^^^,^^5 ^f ,^.]^jj,j^ 1,.^,.^ ,^^,t been I'xamitted^iiiO&H*!^. 



^^^^ ISff'^rc looked upon as the operation of vblcante pro- 



'""^"'"tei^s on springs. 



C. R^^inoisi spots on the ground and on other bodies 



(blood spots)^ aiv sluun to be an illusion caused by 



plants. 



isUm^. '''• "" ■' 'uincu.n. 



3ld^i|»^M »>Ji. _ njciiiktacoccus brc^^nH. 



