. The marine invertebrates and fishes of St. Andrews . olyps invarying degrees of expansion. ?Fui. 9. External view of a polyp on a level with its cell. Fnj. 10, The same, more expanded, /•/</. 11. A polyp half-expanded. / 12. A polyp of the -aim, iniirh attenuated, -lumiiiLr the minutespicula and the somewhat fusiform aspect of the expandedarms. Fig. 18. Doru repanda, \. & II., in process of spawning : a, the dimph of the The arrow marks the direction of it- through a g] iss vessel. Fiii. 14. The same, in another position, with the cloak much folded Fig. IV Spawn of the

---

. The marine invertebrates and fishes of St. Andrews . olyps invarying degrees of expansion. ?Fui. 9. External view of a polyp on a level with its cell. Fnj. 10, The same, more expanded, /•/</. 11. A polyp half-expanded. / 12. A polyp of the -aim, iniirh attenuated, -lumiiiLr the minutespicula and the somewhat fusiform aspect of the expandedarms. Fig. 18. Doru repanda, \. & II., in process of spawning : a, the dimph of the The arrow marks the direction of it- through a g] iss vessel. Fiii. 14. The same, in another position, with the cloak much folded Fig. IV Spawn of the foregninir. The -ingle interrupted chain of ovaappended thereto i- exceptional. Fig. L6 A scolex of Tetrarhynchm from the stomach of Cancer pagurus,encysted. Probably from the debris of fishes eaten by tin-crab. X about (iO diameters. Fig. 17. The same, separated from the sheath and somewhat 66 diam. Fig. L8, Echinorhynchus ftittmostts, Rud., from tie- uitesti fa common ? ??al (Phoca vittUina) c bt at 3t. Andrews, x I

---

Size: 1240px × 2016px
Photo credit: © Reading Room 2020 / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1870, booksubjectfishes, booksubjectma