I 



PLATE XXVI. 



Fir;. 1. fiiji/inii rlii-lirll.i-ilii/itnlits Kirkp. (specimen iucrusting an Ophiurid) : it, embryo with bundle of 



amphityles and ring of anisocheles (x 100) : 1>. tyle of embryo (x 380) : b 1 , the same (y 1760) ; 



'. '', anisochele of embryo, front and side view (x 17(10), p. 30. 

 FIG. 2. H//t,n'i/is,,/in f.i-ii/ini Kirkp. : a, tyloto (x KiO) : a 1 , the same (x 380) ; l>, acanthostyle (x liJO) ; 



e, pluridentate isanoora spatulifera (x 17(10) : r\ the same from above : d, f, the same, with central 



aln,f on shaft (x 17(50) , /, sigma (x 1700), p. i'4. 

 Firs. :!. HymerrhapMa n/fn Kirkp. : //. larger acanthostyle (x 160); l>, smaller acanthostyle ( x 160) : 



c. ectosomal auisotornote ( x 160) ; //. isancora spatulifera (x 1700) ; c, a variety of the same with 



cup-like ends (x 700), p. 2fi. 

 FIG. 4. Lixxiuii/i.i-i'ln lirmitsi-ln Kirkp.: a, smooth style (x KiO): //, echinating acanthostyle ( x 160): 



'. ectosomal umphityle (x 160) ; c 1 , end of same (x 1760). p. i'6. 

 FIG. 5. Ophlitaspongia nidaficata Kirkp.; c, smooth style (x 160); />, a smaller curved style (x 160); 



e, :\ still smaller straight (? ectosomal) style (x 160) ; (/, toxon (x 160), p. -">. 



Fn.. ('. A.rini'llfi au/-ittii>ii<-*-i'iix Topseut'; , large style (x 160) ; b, small ectosomal style (x KiO), p. :.'::. 

 FIG. 7. Pseudosuberites Injnlinus (Ridley and Dendy) ; a, specimen, natural size; b, vertical longitudinal 

 ( X 10), p. i'!. 



