26 BRITISH SPONGIADiE. 



3. Leuoosolenia laounosa (Johnston), ii, 32 ; iii, PI. 



IV, figs. 1—8. 



4. Leuoosolenia ooeiaoea (Fleming), ii, 34 ; iii, PI. Ill, 



figs. 11 — 14. 



Oerms 3. — Leuoonia, Orcmt, i, 164 ; ii, 2. 



1. Leuoonia nivea (Fleming), ii, 36; iii, PI. Y, figs. 



1—8. 



2. Leuoonia hstulosa (Johnston), ii, 39; iii, PI. Y, 



figs. 9—16. 



3. Leuoonia pumila, Bow., ii, 41 ; iii, PI. YI, figs. 1 — 6. 



4. Leuoonia SoMEsii,5ow.,in, 334; PL XCI, figs. 6 — 17. 



Genus 4. — Leucogtpsia, Bo-w., i, 165 ; ii, 2. 



Leuoogtpsia Gossbi, Bow., i, 42 ; PI. XXYI, figs. 349, 

 350; III, PI. YI, figs. 6—8. 



