The 2009 Mussels of the Month.
December 2009
 Tamsiella tamsiana (Mycetopodidae, Neotropical)
The December 2009 Mussel of the Month is Tamsiella tamsiana. Tamsiella is a genus of two Neotropical species: one from the Orinoco and one from the Upper Amazon. |
November 2009
 Fusconaia flava (Unionidae, Nearctic)
The November 2009 Mussel of the Month is Fusconaia flava. As we currently recognize it, Fusconaia is a North American genus of 15 species. That assessment is likely to change as revisions proceed. |
October 2009
 Inversidens brandtii (Unionidae, Palearctic)
The October 2009 Mussel of the Month is Inversidens brandtii. Inversidens is a genus of two species, found in Japan, China, and eastern Russia. |
September 2009
 Diplodon chilensis (Hyriidae, Neotropical)
The September 2009 Mussel of the Month is Diplodon chilensis. Diplodon is a large South American genus of eighteen species. |
August 2009
 Mweruella mweruensis (Unionidae, Afrotropical)
The August 2009 Mussel of the Month is Mweruella mweruensis. Mweruella is a monotypic genus endemic to Lake Mweru in Africa. |
July 2009
 Psoronaias semigranosa (Unionidae, Neotropical)
The July 2009 Mussel of the Month is Psoronaias semigranosa. Psoronaias is a genus of eight species found in Central America. |
June 2009
 Epioblasma flexuosa (Unionidae, Nearctic)
The June 2009 Mussel of the Month is Epioblasma flexuosa. Epioblasma is a highly endangered genus of 20 species found in eastern North America. |
May 2009
 Germainaia geayi (Unionidae?, Afrotropical)
The May 2009 Mussel of the Month is Germainaia geayi. Germainaia is a possibly bogus genus of one species reported from Madagascar. |
April 2009
 Hyridella depressa (Hyriidae, Australasia)
The April 2009 Mussel of the Month is Hyridella depressa. Hyridella is a genus of eight species found throughout Australasia. |
March 2009
 Cafferia caffra (Unionidae, Afrotropical)
The March 2009 Mussel of the Month is Cafferia caffra. Cafferia is a monotypic genus from southern Africa. |
February 2009
 Theliderma cylindrica (Unionidae, Nearctic)
The February 2009 Mussel of the Month is Theliderma cylindrica. Theliderma is a genus of six species endemic to eastern North America. |
January 2009
 Caudiculatus caudiculatus (Unionidae, Indotropical)
The January 2009 Mussel of the Month is Caudiculatus caudiculatus. Caudiculatus is a monotypic genus endemic to the island of Borneo. |
