)2 TRANSACTIONS LIVERPOOL BIOLOGICAL SOCIETY. 



EXPLANATION OF THE PLATES. 



Plate I. 



Key to the Chart of the South-western corner of the 

 Isle of Man. 



FIG. 



1. Ascetta primordialis, off Port Erin, 17 fins. 



2. Sycon ciliatum, off Bay Fine, 18 1'ms, etc. 



3. Sycon asperum, off Port Erin. 



4. Leucosolenia coriacea, off Halfway Rock, 18 fms. 



5. Ute glabra, one mile off Bradda Head, 15 fms. 



6. Leucandra gossei, in caves near Sugar loaf Rock. 



7. Halichondria panicea, off Bay Fine, etc. 



8. Pachymatisma johnstonia, in caves near Sugar-loaf 



Bock. 



9. Steileta collingsi, in caves. 



10. Amphilectus incrustans, in caves. 



11. Axinella stuposa, off Port Erin, 15 to 20 fms. 



12. Suberites domuncula, off Halfway Bock, 18 fms. 



13. Cliona celata, off Bay Fine, 18 fms; a quarter mile 



W. of Flesh wick Bay, 13 fms ; off Port Erin. 



14. Hydractinia echinata, off Port Erin Breakwater, etc. 

 15- Coryne vaginata, on Fucus around Calf Island. 



16. Eudendrium ramosum, off Port Erin, 10 to 20 fms. 



17. Eudendrium capillare (?), on Hyas coarctatus, off Port 



Erin, 10 to 20 fms. 



18. Garveia nutans, off Spanish Head, 15 fms. 



li). Tubidaria indivisa, on rocks around Calf Island and 

 in caves. 



20. Tubidaria simplex (?), off Spanish Head, 15 fms. 



21. Clytia johnstoni, off Bradda Head, 15 fms. 

 22 Obelia flabellata, off" Port Erin, 10 to 20 fms. 

 23. Obelia dichotoma, off Port Erin, 10 to 20 fms. 



