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room xi. Lastly. The Nulliporce of Lamarck differ from 
the preceding by their fronds being much 
thicker, more calcareous, and solid. They 
assume very various shapes, according to the 
circumstances under which they are found; 
some covering stones like a crust, others form¬ 
ing lobes piled one on the other, whilst some 
assume the form of cylindrical, branched corals. 
From the latter they may always be distinguish¬ 
ed, by having no polypiferous cells. 
On the Walls over the Cases round the 
Room, are placed a series of the horns of 
mammalia belonging to the family Bovidae. 
Amongst them are 
The Large Horned Buffalo (. Bos Arne ) of 
India; the African Buffalo; the Gour (Bos 
Gout .) of India ; the Musk Ox ( Bos Moscha - 
tus\ and some Horns of the domestic cattle. 
Amongst the latter is a pair of horns from 
Africa of very large size, but exceedingly light, 
the core being very cellular: the Ibex (Capra 
Ibex)i from Egypt; the Wild Goat; the,An¬ 
gora Goat; varieties of Sheep, especially the 
Four-Horned Sheep ; the Koba ( Antelope Sene - 
galensis ), from the interior of Africa; the 
Gazelle ( Antelope Dorcas ); Indian Antelope 
(Antelope Cervicapra) ; Saiga ( Antelope Saiga ) ; 
Impooko; Caffarian Ortyx; Roan Antelope; 
Blue-Faced Antelope ; White-Faced Antelope, 
kc . 
Between 
