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Report on the zoological collections made in the Indo-Pacific Ocean ...

Report on the zoological collections made in the Indo-Pacific Ocean ...

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ECHINODERMATA. 173The Asterids tell a not dissimilar story : of <strong>the</strong> 26 species found<strong>in</strong> <strong>the</strong> <strong>in</strong>tertropical Australian seas, 3 <strong>on</strong>l^^, or 11-5 per cent., worefound also at Port Jacks<strong>on</strong>, while 8, or 30 per cent., were found also<strong>in</strong> <strong>the</strong> western seas.Opliiuroidea.—Twenty-n<strong>in</strong>e species were found <strong>in</strong> <strong>the</strong> <strong>in</strong>tertropicalAustralian seas ; and of those 3, or 10 per cent., were found also atPort Jacks<strong>on</strong>, while 16, or more than 50 per cent., were found <strong>in</strong><strong>the</strong> western parts of <strong>the</strong> Indian <strong>Ocean</strong>.It is useless, <strong>in</strong> <strong>the</strong> present c<strong>on</strong>diti<strong>on</strong> of our knowledge, to appealto <strong>the</strong> Holothuroidea or <strong>the</strong> Cr<strong>in</strong>oidea.Table IV.—List of Asteroidea collected by <strong>the</strong> ' Alert.'^ 03Asterias calamaria25ol3plaxEch<strong>in</strong>aster purpureus ....Metrodira subulataL<strong>in</strong>ckia laevigatanodosaluannoratamultiforispaiiciforisdiplaxmegal oplaxScytaster variolatusAnt lienea flavescensOreaster gracilisnodosusl<strong>in</strong>ekiStellaster belcheri<strong>in</strong>ceiPentag<strong>on</strong>aster copp<strong>in</strong>gerivalidusDorig<strong>on</strong>a l<strong>on</strong>gimanaCulcita schmidelianaGymnasterias car<strong>in</strong>ifera .Aster<strong>in</strong>a belchericalcarcepheusgunniiregularisbrevisPatiria crassaAstropecten copp<strong>in</strong>geri .polyacanthusArchaster typicusRetaster <strong>in</strong>signis

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