A preliminary report on the Protozoa of the fresh waters of Connecticut / by Herbert William Conn.

  • Herbert William Conn
Date:
1905
Catalogue details

Licence: In copyright

Credit: A preliminary report on the Protozoa of the fresh waters of Connecticut / by Herbert William Conn. Source: Wellcome Collection.

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    8. Body in a lorica, oval Tetraselmis Body not in a lorica 9 g. With an evident peristome Tetramitus Without evident pharynx io 10. With three flagella carried forward, the other trailing T richomastix* With four anterior flagella and two flagellum-like processes at posterior Hexamitus* 11. With two flagella 12 With four flagella Carteria 12. Attached to a stalk, or in a lorica 13 Free swimming 14 13. Upon a long stalk, with two brown chromatophores Stylo chrysalis Urn-shaped lorica; attached to algse Chryso pyxis 14. With band-shaped, brown chromatophores 15 With green chromatophores 16 15. Broad kidney-shaped; flagella in an anterior fur- row ; one chromatophore; movement lateral.... Nephroselmis Elongated, acute posteriorly; two chromatophores and a thick cuticle ; pharynx not evident Ockromonas* Elongated, laterally compressed, with evident pharynx Cryptomonas* 16. Spherical 17 Not spherical 18 17. With delicate, closely attached cuticle; spherical to elliptical; one chromatophore.. Chlamydomonas* With delicate cuticle, separate from the mass of the body Hcemotococcus* With rough cuticle, separate from the mass of the body Coccomonas 18. Lenticular, with a two-valved cuticle Phacotus Elongated, spindle-shaped; two ribbon-like chroma- tophores Chlorangium* < Spindle-shaped; body uniformly green. .. .Chlorogonium 19. Uncolored 20 Colored 21 3
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