Semisulcospira kurodai
From Wikipedia, the free encyclopedia
| Semisulcospira kurodai | |
|---|---|
 | |
| A live individual of Semisulcospira kurodai viewed through the glass of an aquarium | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | incertae sedis |
| Family: | Semisulcospiridae |
| Genus: | Semisulcospira |
| Species: | S. kurodai |
| Binomial name | |
| Semisulcospira kurodai | |
Semisulcospira kurodai is a species of freshwater snail with an operculum, an aquatic gastropod mollusc in the family Semisulcospiridae. Before 2009, this species was classified in the family Pleuroceridae.
The maximum width of the shell of Semisulcospira kurodai is 13.3 millimetres (0.52 in)[2] and 52.0 millimetres (2.05 in) in height in the laboratory.[2] The maximum weight of the animal in the laboratory is 7.7 grams (0.27 oz).[2]
The width of the shell is 10.3 millimetres (0.41 in) in the first year, 11.0 millimetres (0.43 in) in the second year, 11.5 to 11.8 millimetres (0.45 to 0.46 in) in the third year and 12.0 millimetres (0.47 in) in the fourth year in the laboratory.[2]
The diploid chromosome number of Semisulcospira kurodai is 2n=35 and 2n=36 (both chromosome numbers were observed).[3]
Distribution
This species occurs in Japan.