REPORT ON THE PENNATULIDA. 41 



Kg. 



29. SclerojMum grandiflorum, KolL, A, natural size ; B, a part of the rachis three times 



the natural size. 



30. Protoptilum aherrans, Koll., A, natural size ; B, three times the natural size ; 1, 



dorsal, 2, ventral side. 



31. Trichojotilum brunneum, KolL, A, natural size; B, part of the rachis three times the 



natural size. 



32. Umhellula durissima, Koll., A, dorsal; B, ventral side. 



33. The same, upper part, three times the natural size. 



34. UmbelMa gUntheri, Koll., A, ventral aspect of the whole fragment ; a, swelling of 



the stalk with zooids ; B, dorsal side of the upper part. 



35. Umhellula leptoccmlis, Koll., fragment from the ventral side. 



36. Umhellula simi^lex, Koll., from the ventral side. 



37. Umhellida huxleyi, Koll., A, natural size ; B, upper part three times the natural 



size. 



38. Umhellida carpenteri, Koll., A, dorsal aspect ; B, ventral side of the upper part. 



39. Three young forms of Umhellida carpenteri, Koll., A and B from the ventral side, 



C from the dorsal side. 



40. Umhellida carpenteri, part of the stalk, about twelve times the natural size, to show 



the ramified tentacles {t) of the zooid. The shorter tentacles are in part broken. 



41. UmbelMa magnijiora, Koll., upper part, natural size. 



42. Part of the lower swelling of the stalk of Umhellida magnijiora, from Station 146, 



to show the zooids, three times and a half the natural size. 



43. Kophobelemnonferrugineum, Koll., from the dorsal side. 



44. Kophobelemnon, sp., from the side. 



45. Kophohelemnon burgeri, Herkl., A, from the dorsal ; B, from the ventral side. 



46. Renilla mUlleri, M. Sch., part of frond ten times the natural size; p, polj-ps 



retracted ; g-, groups of zooids. 



(ZOOL, CHAI.r,. E.XP. — PART ir. — 1880.) 



£6 



