. The Cambridge natural history. Zoology; Zoologia Geral. spicules. containing LV/iiUO. _f< shallow water near Japan ; Plectra- nima kalli2 and Eactronella were found in Eocene beds of Victoria • Porosphaera? long known from the Jhalk of England and of the Con- tinent, has recently been shown by Smde3 to be nearly allied to Plectro- mma ; finally, Plectinia 4 is a oenus erected by Pocta for a sponge from Cenomanian beds of Bohemia Doederlein, in 1896, expressed his opinion that fossil representatives Lithoninae would most surely be discovered. The fused spicules are equiangular quadriradiat
. The Cambridge natural history. Zoology; Zoologia Geral. spicules. containing LV/iiUO. _f< shallow water near Japan ; Plectra- nima kalli2 and Eactronella were found in Eocene beds of Victoria • Porosphaera? long known from the Jhalk of England and of the Con- tinent, has recently been shown by Smde3 to be nearly allied to Plectro- mma ; finally, Plectinia 4 is a oenus erected by Pocta for a sponge from Cenomanian beds of Bohemia Doederlein, in 1896, expressed his opinion that fossil representatives Lithoninae would most surely be discovered. The fused spicules are equiangular quadriradiates ; they are united in Petrostroma by lateral ' of the rays, in Plectroninia (Fig. 87). - of Plectroninia, show- the terminally expanded rays (After Hinde.) by 0. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Harmer, S. F. (Sidney Frederic), Sir, 1862-; Shipley, A. E. (Arthur Everett), Sir, 1861-1927. [London, Macmillan and co. , limited; New York, The Macmillan company
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1906
