Some common Protozoans

Noctiluca

SCIENTIFIC NAME- Noctiluca

COMMON NAME- [[Link title]]

GEOGRAPHICAL DISTRIBUTION-Commonly found in madras, atlantic and pacific oceans.

HABITAT- Marine and pelagic.

IDENTIFYING FEATURES

• large circular body measuring about 1-1.5mm in diameter.

• body is covered by a stout pellicle.

• A small flagellum and a long,stout tentacle is present.

COMMON CHARACTERS-

• Mouth is elongated having a pouch like cytopharynx.

• Nucleus is single and large.

• Holozoic nutrition.

• Cytoplasm is highly vacuolated and differentiated into ectoplasm and endoplasm.

• Asexual reproduction by binary fission and spore formation.

Noctiluca

SCIENTIFIC NAME- Noctiluca

COMMON NAME- [[Link title]]

GEOGRAPHICAL DISTRIBUTION-Commonly found in madras, atlantic and pacific oceans.

HABITAT- Marine and pelagic.

IDENTIFYING FEATURES

• large circular body measuring about 1-1.5mm in diameter.

• body is covered by a stout pellicle.

• A small flagellum and a long,stout tentacle is present.

COMMON CHARACTERS-

• Mouth is elongated having a pouch like cytopharynx.

• Nucleus is single and large.

• Holozoic nutrition.

• Cytoplasm is highly vacuolated and differentiated into ectoplasm and endoplasm.

Noctiluca

SCIENTIFIC NAME- Noctiluca

COMMON NAME- [[Link title]]

GEOGRAPHICAL DISTRIBUTION-Commonly found in madras, atlantic and pacific oceans.

HABITAT- Marine and pelagic.

IDENTIFYING FEATURES

• large circular body measuring about 1-1.5mm in diameter.

• body is covered by a stout pellicle.

• A small flagellum and a long,stout tentacle is present.

COMMON CHARACTERS-

• Mouth is elongated having a pouch like cytopharynx.

• Nucleus is single and large.

• Holozoic nutrition.

• Cytoplasm is highly vacuolated and differentiated into ectoplasm and endoplasm.

• Asexual reproduction by binary fission and spore formation.

Euglena

SCIENTIFIC NAME- Euglena

COMMON NAME-

CLASSIFICATION-

Kingdom-animalia

Phylum-

Subphylum-

Class-

Order-

Genus-Euglena

GEOGRAPHICAL DISTRIBUTION-Euglena is cosmopolitan in distribution.

HABITAT- Found in freshwater ponds,ditches,lakes and slow running streams rich in organic matter.

IDENTIFYING FEATURES-

• It is oval,spindle shaped measuring about 50-100 microns in length.

• Body is blunt anteriorly and pointed posteriorly.

• Single whip like fllagelum arises from the base of reservoir.

• Body is covered by striated and flexible pellicle.

COMMON CHARACTERS-

• Anterior end of body bears a small funnel like cytostome and a tubular cytopharynx which leads into a large spherical reservoir.

• Nucleus is large and spherical located toward the posterior region.

• Cytoplasm is differentiated into ectoplasm and endoplasm.

• Nutrition is holophytic or saprophytic. Sycon

• Asexual reproduction by binary fission and spore formation.

Euglena

SCIENTIFIC NAME- Euglena

COMMON NAME-

CLASSIFICATION-

Kingdom-animalia

Phylum-

Subphylum-

Class-

Order-

Genus-Euglena

GEOGRAPHICAL DISTRIBUTION-Euglena is cosmopolitan in distribution.

HABITAT- Found in freshwater ponds,ditches,lakes and slow running streams rich in organic matter.

IDENTIFYING FEATURES-

• It is oval,spindle shaped measuring about 50-100 microns in length.

• Body is blunt anteriorly and pointed posteriorly.

• Single whip like fllagelum arises from the base of reservoir.

• Body is covered by striated and flexible pellicle.

COMMON CHARACTERS-

• Anterior end of body bears a small funnel like cytostome and a tubular cytopharynx which leads into a large spherical reservoir.

• Nucleus is large and spherical located toward the posterior region.

• Cytoplasm is differentiated into ectoplasm and endoplasm.

• Nutrition is holophytic or saprophytic. Sycon

SCIENTIFIC NAME- Euglena

COMMON NAME-

CLASSIFICATION-

Kingdom-animalia

Phylum-

Subphylum-

Class-

Order-

Genus-Euglena

GEOGRAPHICAL DISTRIBUTION-Euglena is cosmopolitan in distribution.

HABITAT- Found in freshwater ponds,ditches,lakes and slow running streams rich in organic matter.

IDENTIFYING FEATURES-

• It is oval,spindle shaped measuring about 50-100 microns in length.

• Body is blunt anteriorly and pointed posteriorly.

• Single whip like fllagelum arises from the base of reservoir.

• Body is covered by striated and flexible pellicle.

COMMON CHARACTERS-

• Anterior end of body bears a small funnel like cytostome and a tubular cytopharynx which leads into a large spherical reservoir.

• Nucleus is large and spherical located toward the posterior region.

• Cytoplasm is differentiated into ectoplasm and endoplasm.

• Nutrition is holophytic or saprophytic.