Protozoa Guide review

ODONTOSTOMATIDA

order / ODONTOSTOMATIDA

Description

Sawaya, 1940 Small ; body usually laterally compressed, often with spines ; somatic kineties typically of dikinetids separated into anterior and posterior segments ; oral cilia inconspicuous, usually < 1 0 polykinetids ; mainly freshwater anaerobes; three families . 1. With cirrus-like cilia at posterior end ... . ... . ... ... . ... . .. . .. ... .. .. . ... .... ... .. . .. Mylestomatid 1'. Without cirrus-like cilia ..... ......... .. ... ... .... ..... 2 2. Transverse ridge anterior to oral cavity with preoral cilia ..... ..... .... ... . Discomorphellidae 2' . Transverse ridge absent ..... .... .. Epalxellidae

Type species

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Raw text

Sawaya, 1940
Small ; body usually laterally compressed,
often with spines ; somatic kineties typically of
dikinetids separated into anterior and posterior
segments ; oral cilia inconspicuous, usually < 1 0
polykinetids ; mainly freshwater anaerobes; three
families .
1. With cirrus-like cilia at posterior end ...
. ... . ... ... . ... . .. . .. ... .. .. . ... .... ... .. . .. Mylestomatid
1'. Without cirrus-like cilia ..... ......... .. ... ... .... ..... 2
2. Transverse ridge anterior to oral cavity with
preoral cilia ..... ..... .... ... . Discomorphellidae
2' . Transverse ridge absent ..... .... .. Epalxellidae