. Introduction to zoology; a guide to the study of animals, for the use of secondary schools;. FIG. 129.—Buyula turrita, a marine ectoproct. A colony, magnified Photo, of living animals by W. H. C. FIG. — PlumateUa polymorpha, a fresh-water ectoproct, magnified Photo, of living animal by W. H. C. P. 142 APPENDIX TO CHAPTER IX 14° o tiiiguislied, the Endoprocta (), in which the individual consistsof a long stalk and a head orbody proper; and the Ectoprocta(Figs. 129-131), usually withoutsuch a stalk. The Ectoprocta arethe prevailing type. The marinespecies f

---

. Introduction to zoology; a guide to the study of animals, for the use of secondary schools;. FIG. 129.—Buyula turrita, a marine ectoproct. A colony, magnified Photo, of living animals by W. H. C. FIG. — PlumateUa polymorpha, a fresh-water ectoproct, magnified Photo, of living animal by W. H. C. P. 142 APPENDIX TO CHAPTER IX 14° o tiiiguislied, the Endoprocta (), in which the individual consistsof a long stalk and a head orbody proper; and the Ectoprocta(Figs. 129-131), usually withoutsuch a stalk. The Ectoprocta arethe prevailing type. The marinespecies form lace-like mats on sea-weed or stand up as branching, bushycolonies (Fig. 129). Some of thefresh-water forms make loose, antler-like colonies (Fig. 130), while otherslie on the surface of a more or lessspherical mass of jelly which theyhave themselves secreted (Fig. 131). -- Pectinatella maf/nijica,a, dense complex of colonies, growing upona stick. Each star-shaped group represents a single colony. One-half Photo, of living mass by W. H. C. P.

---

Size: 1780px × 1404px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1900