566 
ME. H. N. EIDLET ON THE 
24. Alcyonium. — Congregated, short, columnar individuals ; 
constricted circularly tlirougliout the column. 
25. Etispongia (“Honeycomb sponge” of commerce). — Coarse 
cavernous structure. 
26. Euspongia. — Ditto. 
27. Geodia, same as No. 11. — Fragments of skin and body- 
substance only. 
28. Donmtia lyncueium. — Four specimens j tlie largest | in. 
in diameter. 
29. Polytheeses, with skeletal structure of Hircinia pro- 
truding. 
30. Euspongia (“ Honeycomb sponge ” of commerce).- — 
Coarse cavernous structure. 
31. Subeeites massa, Sdt. — Spicule of one form only, simply 
pin-like, with subglobular head. Eight fragments. Surface 
warty. Colour yellowish. 
32. Axinella P species. — Form of specimen globular, about 
an inch in diameter, composed of radiating, erect, tough fibre, 
charged throughout with projecting tufts of simply acuate 
curved spicules ; of one form only. 
33. Tethya ceanium. — Two small, discoloured, black frag- 
ments. 
34. Chondeopsis aeenifeea. — Specimen triangular, elongate ; 
4 inches long. Bearing Polytrema and JSLelobesia. 
35. Euspongia (“ Honeycomb sponge ” of commerce). — 
Coarse, cavernous structure. Three pieces. Colour black above, 
light sponge-yellow below. 
36. Chondeopsis aeenieeea. — Good, but small typical speci- 
men. 
37. ? Hymeniacidon sanguinea, Bh— Small insignificant 
specimen. Spicule of one from only, viz. pin-like and slightly 
curved. Colour now yellowish. 
38. Leuconia saccitlata, n. sp. (Calcisponge). — Form of 
specimen sacculated, consisting of four or more inflations 
