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

,670 EXPLANATION OF THE PLATES.Serpulid or Vei^meius-shcll, and forms several roots.]Reducedto ono tliird nat. size.Fig. L. lotrocliota pwyurea. A small but symmetrically developeddry specimen from Torres Straits or its neighbourhood.Nat. size.M. /. haculifera. Portion of type (spirit) specimen on stone,from Port Darwin, between tide-marks. Nat. size. [Thesmall pointed conuli are not quite so well marked onthis as on the reverse side of the specimen.]N. Sclimidtia variahilis. The greater part of the type specimen(spirit), from Port Darwin, 7-12 fms. [Seen fromthe side, the true base is towards the right-hand margin ofthe plate.]Reduced to two thirds nat. size.0. PelUna aliformis. The type specimen (inspirit), from Port•Darwin, 7-12 fms.concealing the other.Seen from one side, one wing almostNat. size.Plate XL.Fig. A. EcTiinodictyum glomeratum. Type specimen (dry), fromThursday Island, Torres Straits, 4-5 fms.Nat. size.B. PacJiijcJtcdina macrodacti/la, portion, including the secondand third bifurcations above base, seen from the front.B'.Apex of branch from front, slightly inclined to one sideto show lateral series of vents. Prom dry, somewhatmacerated, specimen from Friday Island, Torres Straits.Nat. size.C. AmpJiilectus hisindidus. The greater part of the type (dry)specimen; the real base is on a shell (omitted) to the left.From Thursday Island, Torres Straits, 3-5 fms. Nat.size.D. Echinodictymn cancellatum. The lower part (about half ofthe whole) of the type (dry and macerated) specimenfrom Warrior Reef, Torres Straits.One third nat. size.