The Cambridge natural history . ess than 727 species of land Mollusca alone are known fromthe group, amongst which are included some of the finest andhandsomest forms yet discovered. The main features of thefauna are Indo-Malay, with the addition of a certain Australasian 1 The Amboyna group has been much the better explored. Common to bothgroups are one sp. each of Kaliella, Trocliomorpha, Opeas, Leptopoma, Cyclotus,Helicina. THE PHILIPPINES 313 element, and a remarkable development of individual character-istics. The principal indigenous feature is the profuse al)undance ofthe genus Coe/ilos
The Cambridge natural history . ess than 727 species of land Mollusca alone are known fromthe group, amongst which are included some of the finest andhandsomest forms yet discovered. The main features of thefauna are Indo-Malay, with the addition of a certain Australasian 1 The Amboyna group has been much the better explored. Common to bothgroups are one sp. each of Kaliella, Trocliomorpha, Opeas, Leptopoma, Cyclotus,Helicina. THE PHILIPPINES 313 element, and a remarkable development of individual character-istics. The principal indigenous feature is the profuse al)undance ofthe genus Coe/ilosfi/la, a group of large and elegant land sliells,partly lielicoid, partly bulimoid in shape, many of the species ofwliich are covered with a curious iiydrophanous epidermis. Theyare in the main of arboreal ha])its, living in the tops of theenormous forests which cover the greater part of the many as 147 species, belonging to 15 sub-genera, have beendescriljed. The distriljutiou of the sub-genera of Coehlostyla on the.
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectzoology, bookyear1895
