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rotifers

MICROSCOPIC CREATURES: ROTIFERS

ROTIFERS

Rotifers are small, multi-cellular animals, mostly living primarily in freshwater. They can live out their short life cycle in a puddle of water after a rainfall, leaving behind eggs waiting to hatch when it gets wet again [Source].

COMMON NAME: Rotifer, Brachionus with eggs
Kingdom / Phylum:Animalia / Rotifera
Class / Subclass:Monogononta
Order / Suborder:Ploimida
Family / Subfamily:Brachionidae
Genus / Species:Brachionus sp.
Date:07/17/2009
Location:Sierra Vista, Cochise Co., AZ
Magnification:10x objective, brightfield
rotifer 03 rotifers 02
From rainwater ditch. Note smaller rotifer, probably a male, at far right

COMMON NAME: Rotifer, female with egg
Kingdom / Phylum:Animalia / Rotifera
Class / Subclass:Monogononta
Order / Suborder:Ploimida
Family / Subfamily:Brachionidae
Genus / Species:Brachionus sp.
Date:07/21/2009
Location:Sierra Vista, Cochise Co., AZ
Magnification:10x objective
rotifer 04rotifer 05
Rotifer from rainwater ditch. This rotifer has one large egg. Its foot is mostly kept inside,
but was observed to occasionally stick it out through an opening just above the top edge of the egg.

COMMON NAME: Rotifer, female with egg
Kingdom / Phylum:Animalia / Rotifera
Class / Subclass:Monogononta
Order / Suborder:Ploimida
Family / Subfamily:Brachionidae
Genus / Species:Brachionus sp.
Date:07/21/2009
Location:Sierra Vista, Cochise Co., AZ
Magnification:40x objective
rotifer 04
Rotifer from rainwater ditch.

COMMON NAME: Rotifer, Hexarthra
Kingdom / Phylum:Animalia / Rotifera
Class / Subclass:Eurotatoria
Order / Suborder:Flosculariaceae
Family / Subfamily:Hexarthridae
Genus / Species:Hexarthra sp.
Date:07/14/2009
Location:Sierra Vista, Cochise Co., AZ
Magnification:10x objective, brightfield
rotifer 01
Rotifer of genus Hexarthra from rainwater ditch
About pinpoint size, smaller than an ostracod but barely visible to the eye.

COMMON NAME: Rotifer, Rotaria
Kingdom / Phylum:Animalia / Rotifera
Class / Subclass:Bdelloidea
Order / Suborder:.
Family / Subfamily:Philodinidae
Genus / Species:Rotaria
Date:09/01/2009
Location:Sierra Vista, Cochise Co., AZ
Magnification:10x objective, brightfield
rotifer
Rotifer from rainwater ditch [INFO]

COMMON NAME: Rotifer
Kingdom / Phylum:Animalia / Rotifera
Class / Subclass:.
Order / Suborder:.
Family / Subfamily:.
Genus / Species:.
Date:2009
Location:Sierra Vista, Cochise Co., AZ
Magnification:10x objective, brightfield
rotifer 002
Rotifer over cyclops nauplius.