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Filosea: Gromiida: Euglyphina: Euglyphidae

Sphenoderia
Schlumberger 1845

Family: Scales cylindroid, thick, adjacent or overlapped, test usually with aperture bent to one side.
Genus: Test more or less compressed; pseudostome elliptical on end of a clear collar (Illustrated Guide, 1985).
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Test globular, formed of numerous circular or broadly-oval scales
Sphenoderia lenta
S. lenta
μm
Shibayachi m.5
Odate
Akita, 2007
Sphenoderia lenta
S. lenta
54 x 40 μm
Omine-numa
Tsukiyono
Gunma, 2003
Sphenoderia lenta
S. lenta
μm
Yokotashiro 1
Katashina
Gunma, 2007
Sphenoderia
S. lenta
55 x 47 μm
Kido-ike
Shiga highland
Nagano, 2006
Sphenoderia
S. lenta
60 x 43 μm
Japan, 1998
Sphenoderia
S. lenta
50 x 35 μm
Dojo-ike
Norikura highland
Nagano, 2006
Sphenoderia
S. lenta ?
42 x 25 μm
Hazama marsh
Ashikaga
Tochigi, 2006
Sphenoderia
S. lenta ?
51 x 32 μm
Japan, 1998
Sphenoderia
S. lenta
46 x 38 μm
Hiroshima, 1998
Movies
Sphenoderia
S. lenta ?
50 x 40 μm
Maimeno-ike
Norikura highland
Nagano, 2006
Sphenoderia
S. lenta
30 x 18 μm
Yoshigadaira m.
Shirane mountain
Gunma, 2005
Sphenoderia
S. lenta
μm
Yokotashiro 1
Katashina
Gunma, 2007
Sphenoderia lenta
S. lenta ?
μm
Oh-numa m.5
Hachimantai
Akita, 2007
Sphenoderia
S. lenta
31 x 20 μm
Tanohara marsh
Shiga highland
Nagano, 2005
Test ovoid, formed of 4 tarnsverse rows of oval scales
Sphenoderia
S. fissirostirs
50 x 26 μm
Ichinose-enchi
Norikura highland
Nagano, 2005
Sphenoderia fissirostirs
S. fissirostirs
μm
Yokotashiro 4
Katashina
Gunma, 2007
Sphenoderia fissirostirs
S. fissirostirs
51 x 27 μm
Sukawa highland
Kurikoma mountain
Akita, 2005
Sphenoderia fissirostirs
S. fissirostirs
53-55 x 31 μm
Shijuhachi-ike
Shiga highland
Nagano, 2006
Sphenoderia fissirostris
S. fissirostirs
μm
Shijuhachi-ike
Shiga highland
Nagano, 2008
Sphenoderia fissirostirs
S. fissirostirs
43 x 25 μm
Mumei marsh
Shiga highland
Nagano, 2006
Sphenoderia lenta
S. fissirostirs
50 x 38 μm
Maimeno-ike 3
Norikura highland
Nagano, 2007
Test small, ovoid, compressed, formed by 2 large oval plates
Sphenoderia lenta
S. macroleps ?
μm
Sensho-ga-hara
Shizukuishi
Iwate, 2007
Test not compressed, pseudostome dented
Sphenoderia
S. dentata ?
39 x 31 μm
Hakama marsh
Madarao highland
Niigata, 2005
Sphenoderia
S. dentata ?
29 x 20 μm
Numa-no-hara m.
Madarao highland
Niigata, 2005

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Sphenoderia
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