
PORIFERA OF THE L.M.B.C. DISTRICT. 159 
Order V. HEXACTINELLIDA. 
None. 
Order VI. CALCAREA. 
Family. deca I 
INSCONES ......20006 Ascetta primordialis, H..........+. x 
ASCCLUOICOTUACEO Wt cm. eei arias Hae es: x 
Asscaltts botryotdes, B. .....i...5. x 
HEUCONES «25,00: Leucandra fistulosa, J......c.0 x 
WG CUCANGY A GOSSCU, WD. oa cso. 200 oo x 
TW CUCOMATG MOE AY aeaen non ececes x 
Leucandra johnstonit, C. ......6. x 
DMCONES 2.00. c005-. SYCANAUA CHUGH, We Newest xX 
Sycandra compressa, F............. x x 
Aphroceras ramosa, C.............. x 
SUCOGLUSRASD CTC a Gates ere ee ne: x 
Order I. MYXOSPONGIZ. 
Halisarca dwardinu, J. 
Frequently met with by dredging and shore collecting 
at Puffin Island and other places. There seem to be two 
colours, grey and brownish. 
Order II. CERATOSA. 
Dysidea fragilis, J. 
Dredged in Church Bay, near Holyhead, “Hyena” 
Expedition, 1886. Collected on the Beacon Rocks, Puffin 
Island, lst February, 1888. 
Order III. MONAXONIDA. 
Halichondria panicea, J. 
Collected at Puffin Island, Hilbre Island, &c. on various 
occasions. 
