Natural history . ostyle (x 160); I, ectosomal strongyle ; c, front view ; e1, side view of arcuate isochele (x 1760) ; d, the same, with one end spoon-shaped (x 1760); e, isancora unguifera (x 1760) ; /, chelate bipocillum (x 1760), p. 4.—In^lii,D niili«lnx Topsent; a, part of embryo (x 16o) ; />, amphityle (x 380); r, the same (X 17iin) : <•, front view ; c1, side view of palmate anisochele (X 1760), p. 5. -fiji/io/i spatula-tils Kirkp. ; a, smooth, modified acanthostyle (X 160); I, amphityle (x 160) ; bl. end of the same (x 17(5); c, front view; c1, side view of palmat


Natural history . ostyle (x 160); I, ectosomal strongyle ; c, front view ; e1, side view of arcuate isochele (x 1760) ; d, the same, with one end spoon-shaped (x 1760); e, isancora unguifera (x 1760) ; /, chelate bipocillum (x 1760), p. 4.—In^lii,D niili«lnx Topsent; a, part of embryo (x 16o) ; />, amphityle (x 380); r, the same (X 17iin) : <•, front view ; c1, side view of palmate anisochele (X 1760), p. 5. -fiji/io/i spatula-tils Kirkp. ; a, smooth, modified acanthostyle (X 160); I, amphityle (x 160) ; bl. end of the same (x 17(5); c, front view; c1, side view of palmate anisochele (x 1760); </, spathulate bipocilla (x 1760), p. (iti/.s Ivirkp. ; a, smooth, modified acanthostyle (X 160); b, sub-amphityle (X 160); b1, ends of same (x 1760); c, c1, front and side views of smaller palmate anisochele ; d, dl, ditto of larger amsoekele ,(x 1760); e, spathulate !jipocilla(x 1760);/. (?) chelate bipo-cillum ( x 1760), p. 30. la Atfuh. Antarctic (Discovery) Exp Sponges PI 25 P Highley. London. I PLATE XXVI. Fir;. 1.—fiiji/inii Kirkp. (specimen iucrusting an Ophiurid): it, embryo with bundle of amphityles and ring of anisocheles (x 100): 1>. tyle of embryo (x 380) : b1, the same (y 1760) ; . •, anisochele of embryo, front and side view (x 17(10), p. 2.—H//t,ni/is,,/in Kirkp. : a, tyloto (x KiO) : a1, 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. :!.—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. 4.— lirmitsi-ln Kirkp.: a, smooth style (x KiO): //, echinating acanthostyle (x 160): •.


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