=LDR 22 4500 =001 3036 =082 04$a2010 STE =100 1\$aStevenson, Angela =245 10$aInvestigation of deep-sea echinoid feeding ecology on the Porcupine Bank: implications for their role in deep-sea ecosystems =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2010 =650 \0$aTheses =852 \\$bFreeman Library$h2010 STE