Marine Biology (2+1)

3.Favella philippinensis

Species: Favella philippinensis

Phylum : Protozoa

Class : Ciliata

Order : Tintinnida

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Description: This species is characterised by the presence of a fairly long, clean and campanulated lorica. The posterior end of the lorica ends with a short pedicel-like structure called the aboral horn, which is provided with 2 small ears or wing-like structures, one on either side of the aboral horn. It differs from F. brevis in the absence of annuli . This species is also known for its polymorphism as its individuals possess an aboral horn that varies in size and structure. Size: Length 192-312 µm and oral diameter 114 - 144 µrn.