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

EXPLANATION OF THE PLATES. 673Fig. n. Toxochalina rohusta, portion of skeleton, showing primaryand sccoudary fibre, n' . Skeleton acerate and tricurvatoacerate spicules, x 370. From type specimen from PortJackson.0. Pacliychalina macrodactyla. Skeleton-spicule, x 190.From specimen figured Plate XL, fig. B.p. ProtoscJimidtici liispidula, portion of vertical section, x68. .p Skeleton-spicule, x 100. From type specimenfrom Albany Island. \_Note.—Some loose spicules in theinterspaces of the skeleton have been omitted for the sakeof clearness.]q. Bliizochalina spntlmlifera. Skeleton- spicules, X 68. Fromtype specimen from Thursday Island.•r. B. canalis. Skeleton-spicule, x 68. From type specimenfrom Port Darwin.s. R. siyigaporensis, var. Spicules, x 190. From specimenfrom West Island, Torres Straits.t. Schmkltia variabilis. Spicules, x 68. From type specimenfrom Port Darwin.[The median curve of the diagonallyplacedspicule is represented as too sudden, and the twolateral curves introduced do not exist.]u. JReniera testudinaria, part of vertical section, x 38. u.Spicules, X 68. From dry specimen from Port Denison.v'. Fellina mnricata. Skeleton-spicule, with ends of twoothers, exhibiting the wide range of variation, x 190.From type specimen from Port Darwin.w. P. aliformis. Skeleton-spicule, x 68. From type specimenfrom Port Darwin.X. P. eusij^>lionia. Skeleton-spicules, x 68, From type specimenfrom Port Darwin.y. Amphilectus hispidulus, vertical section, x 68. y'. Skeletonacuate spicule, x 190. y". Anchorate spicule from frontand side, x 370. From type (dry) specimen from ThursdayIsland.2z