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Phyllopharyngea: Cyrtophorida: Chlamydodontina: Chilodonellidae

Chilodonella cucullulus
(Müller, 1786) Kahl, 1931
Synonyms: Colpoda cucullulus, Müller, 1786, Chilodon cucullulus Calkins, 1902

Family: Anterior preoral kinetal arcs of all, body tapers at forward end.
Genus: Cell body ovoid, with pre-oral suture skewed left to a point; ventrally flattened, dorsally convex (How to know the protozoa, 1979). With distinct postoral ? beak or unciliated field in ventral body cilia; preoral kinety complete (Illustrated Guide, 1985). Dorsal surface lacks bristles (cf. with bristles Trithigmostoma) ; central zone devoid of cilia (Carey, 1992).

Species: Nineteen to twenty ventral ciliary rows; oral basket with about twelve rods (nematodesmata) and with three preoral membranes; macronucleus oval, a characteristic concentric structure; micronuleus small; body 100-300 μm long (Kudo, 1966). 130-150 μm long (How to know the protozoa, 1979). 45 μm long, numerous contractile vacuoles (Carey, 1992).
Google Image Search
Chilodonella
intact cells
150 x 97 μm
17 ciliary rows
Japan, 199?
Chilodonella
azure C stain
Chilodonella
conjugation
Chilodonella
intact cells
111 x 74 μm
Watarase river
Ashikaga
Tochigi, 2004
Chilodonella
intact cells
130 x 72 μm
Japan, 199?
Chilodonella
intact cells
110 x 53 μm
Japan, 199?
Chilodonella
C. cucullulus
99 x 52 μm
16 ciliary rows
Saitama, 1999
Chilodonella
C. cucullulus
102 x 42 μm
ingesting food
Uruguay, 1999
Chilodonella cucullulus
C. cucullulus
127 x 73 μm
18 ? ciliary rows
Kurihashi
Saitama, 2001
Chilodonella cucullulus
C. cucullulus
113 x 75 μm
fungal symbionts?
Iruma
Saitama, 2001
Chilodonella cucullulus
C. cucullulus ?
108 x 64 μm
? ciliary rows
Ushiku
Ibaraki, 2002
Chilodonella
C. cucullulus ?
108 x μm
? ciliary rows
Takimamuro
Konosu
Saitama, 2005
Chilodonella
C. cucullulus
105 x 54 μm
Shimo-nanbata
Fujimi
Saitama, 2005

Similar Genus ->> Trithigmostoma; Chilodontopsis


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Chilodonella cucullulus
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