ZOOLOGY AND BOTANY, MICROSCOPY, ETC. 
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the amoeboid passing through a resting form, while the crescentiform 
body soon assumes its characteristic shape. 
With regard to the flagellate forms, the authors admit the reality of 
their existence, but are of opinion that they are involution or degenera- 
tion phenomena. 
One experiment mentioned may be worth alluding to, a propos of tho 
views of the writers. A person who had suffered for seven months of 
quartan ague and had recovered without treatment, was injected with 
2 ccm. of blood from a patient ill for two months with Laverania , i.e. the 
blood contained many crescent-shaped bodies and few young Amoebae. 
An attack of irregular fever followed, accompanied with the develop- 
ment of Laverania. 
Micro-organisms intermediate between Animals and Plants.* — 
Mademoiselle Leclercq has published an interesting address under the 
above title, in which she gives a general sketch of the forms grouped 
under the head Protista. She concludes by giving reasons for be- 
lieving in the immortality of protojdasm, and gives a notice of the lowest 
forms that exhibit the jjhenomena of death. 
* Bull. Soc. Beige de Microscopie, xvi. (1890) pp. 70-131, 
1890. 
