EXPLANATION OF PLATE XXIV. (continued). 

 FIG. 



43-45. DlNOMONAS TUBERCULATUS, S. K. vol. i. p. 422. 43, Animalcule with prolonged 

 caudal extremity, x 1800; 44, an animalcule devouring a smaller monad; 

 45, an example with ingested Bacillus. 



46-48. DlNOMONAS VORAX, S. K., vol. i. p. 422. 46, Normal adult type, x 1200 ; 47, 

 more attenuate early condition ; 48, example in the act of devouring a 

 smaller monad. 



49. CHILOMONAS AMYGDALUM, S. K., vol. i. p. 426, x 1800. 



50. CHILOMONAS CYLINDRICA, Ehr. sp., vol. i. p. 425, x 500 (Butschli). 



51,52. CHILOMONAS PARAMECIUM, Ehr., vol. i. p. 424 (Butschli). 51, Normal adult 

 form, x 650; 52, example dividing by longitudinal fission. 



53-61. OXYRRHIS MARINA, Duj., vol. i. p. 427. 53, A reproduction of Dujardin's 

 original figure ; 54-56, right and left side aspects,, as observed by the author, 

 x 800; 57, an example of transverse fission ; 58 and 59, empty membran- 

 ous carapaces ; 60 and 61, delineations of the same animalcule as given by 

 Cohn. 



62-64. ASTHMATOS CILIARIS, Sals., X 400 (Salisbury). 



65, 66. TRICHONEMA HIRSUTA, From., x 400 (Fromentel). 



67, 68. MITOPHORA DUBIA, Pty., x 350 (Perty). 



69. STEPHANOMONAS LOCELLUS, From, sp., x 400 (Fromentel). 



70, 71. HETEROMASTIX PROTEIFORMIS. J.-Clk. 70, extended, and 71, contracted, 

 phases, x 500 (J as.- Clark). 



72,73. MALLOMONAS PLOSSLII, Pty., x 800. 

 74. MALLOMONAS FRESENII, S. K., x 350. 



