. Report on the scientific results of the voyage of Challenger during the years 1873-76 : under the command of Captain George S. Nares, , and Captain Frank Turle Thomson, f a transverse sectionof the tube-wall; x 100 Fig. 2. Uncinatum with numerous spines ; x 300. Fig. 3. Dermal clavula with hemispherical umbel of the head ; x 450. Figs. 4, 5. Gastral clavulae with anchor teeth of various length ; x 450. Fig. 6. Discohexaster with slender terminal rays ; x 450. Figs. 7-13. Farrea vosmaeri, F. E. S., . . 286 Fig. 7. Spicules of a dry specimen, in their natural situation,
. Report on the scientific results of the voyage of Challenger during the years 1873-76 : under the command of Captain George S. Nares, , and Captain Frank Turle Thomson, f a transverse sectionof the tube-wall; x 100 Fig. 2. Uncinatum with numerous spines ; x 300. Fig. 3. Dermal clavula with hemispherical umbel of the head ; x 450. Figs. 4, 5. Gastral clavulae with anchor teeth of various length ; x 450. Fig. 6. Discohexaster with slender terminal rays ; x 450. Figs. 7-13. Farrea vosmaeri, F. E. S., . . 286 Fig. 7. Spicules of a dry specimen, in their natural situation, of a transverse sectionof the tube-wall; x 100. Fig. 8. Oxyhexaster with long, strong, principal, and small, divergent, terminalrays ; x 450. Fig. 9. Discohexaster with long, strong, principal, and small, S-shaped, terminalrays, in perianth-like arrangement; x 450. Fig. ] 0. Dermal clavula with flatly bent surface of the umbel of the head; x 450. Fig. 11. Uncinatum with short spines; x 300. Fig. 12. Gastral clavula with very long spines ; x 450. Fig. 13. Gastral clavula with flatly bent umbel, with somewhat long teeth;x450. \o\-iiu( III ilinlliiioci cxatliiicllulii Il l„\\iV. Fig 1-6 FARREA SOLLASII F E Schuize Fig 7-i3 FARREA VOSMAERI. F [ Schulze. PLATE LXXY. (ZOOL. CHALU EXP.—PART LIII.—1887.)—Ggg. PLATE LXXV. PAGB Farrea clavigera, F. E. S., . - . 287 Fig. 1. A damaged specimen, preserved in alcohol; natural size. Fig. 2. Transverse section of the tube-wall (combination figure); x 80. Fig. 3. Dermal clavula with rounded head, showing two parallel circ4es of smallspines and a little knob on the top ; x 450. Fig. 4. Gastral clavula with four long teeth ; x 450. Fig. 5. Club-shaped dermal clavula with a little knob on tlie top ; x 450. Fig. 6. Foreign extrinsic intruded spicule, not belonging to this species. Fig. 7. Oxyhexaster with long principal, and small terminal rays ; x 450. Fig. 8. Dermal oxypentact with knotty rays and a small distal tubercle, repre-s
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectscienti, bookyear1887
