Crustaceans
109
Spiralothelphusa hydrodroma Herbst 1794
Order: Decapoda
Family: Gecarcinucidae
Common name: Rice field crab.
Distribution: Northern Sri Lanka and
Southeast India (Cumberlidge, 2008b).
Habitat: Freshwater, rice fields.
Description: Carapace of this species is
transverse. Surfaces are smooth and convex. Epigastric and post-orbital cristae
are distinct. Epibranchial teeth are well
developed and distinct. Third maxilliped
exopod has well-developed flagellum
reaching beyond the width of the merus.
Male’s abdomen is broadly triangular.
Male first pleopod is stout. Male second
pleopod has distinct distal segment that
is shorter than the elongate basal segment (Ng, 1994).
Nutritional Facts
Proximate Composition (% WW)
Cephalothorax
Swimming/
Walking
Legs
Protein
13.48
3.15
Carbohydrate
0.85
0.34
Lipid
0.57
0.19
Moisture
63.10
15.21
Ash
0.72
0.31
109
Spiralothelphusa hydrodroma Herbst 1794
Order: Decapoda
Family: Gecarcinucidae
Common name: Rice field crab.
Distribution: Northern Sri Lanka and
Southeast India (Cumberlidge, 2008b).
Habitat: Freshwater, rice fields.
Description: Carapace of this species is
transverse. Surfaces are smooth and convex. Epigastric and post-orbital cristae
are distinct. Epibranchial teeth are well
developed and distinct. Third maxilliped
exopod has well-developed flagellum
reaching beyond the width of the merus.
Male’s abdomen is broadly triangular.
Male first pleopod is stout. Male second
pleopod has distinct distal segment that
is shorter than the elongate basal segment (Ng, 1994).
Nutritional Facts
Proximate Composition (% WW)
Cephalothorax
Swimming/
Walking
Legs
Protein
13.48
3.15
Carbohydrate
0.85
0.34
Lipid
0.57
0.19
Moisture
63.10
15.21
Ash
0.72
0.31