204 MORGAN, 



DESCRIPTION OF PLATE VIII, 



[All the figures are camera drawings. I'igs. 1,2, 3, and 6 inclusive are from prep- 

 arations hardened in Kleinenberg's picro-sulphuric and stained in borax-carmine. 

 Identical preparations were obtained with Davidoff's acetic-sublimate and acetic- 

 picric. Figs. 4 and 5 were hardened in acetic-picric and stained in borax-carmine. 

 Figs. 11-17 were prepared in picro-nitric acid, and I must express my obligation to 

 Dr. H. V. Wilson, who supplemented my now imperfect material from some that 

 he had carefully preserved in the Bahamas. Figs. 7, 8, 9 and 10 are from prepara- 

 tions killed in weak osmic, stained in silver nitrate, etc., and cut in paraffin.] 



Figs. I, 2, 3, and 6 are sections of ova of Cynthia ocellata. Fig. I, Zeiss 4 f.; 

 Figs. 2, 3, 6, Zeiss 2 f. 



Figs. 4 and 5 are sections of ova of Cynthia partita. Zeiss 2 f. 



Figs. 7, 8, 9, 10 are from Cynthia partita ; Figs. 7 and 8, surface views of follicle 

 cells ; Figs. 9 and 10, cross-section of egg. Zeiss 2 f. 



Figs. II-17 inclusive are sections of ova of Clavellina. Zeiss 2 f. 



