Macrobrachium malcolmsonii (H. M. Edwards, 1844)

Mandal, Sudipta & Deepa, J., 2021, Freshwater Decapods of Godavari River, Bhadrachalam, Telangana, Records of the Zoological Survey of India 121 (1), pp. 39-45 : 41

3. Macrobrachium malcolmsonii (H. M. Edwards, 1844)

( Figure 3C )

1844. Palaemon malcolmsonii : H. Milne Edwards, In: Jacquemont Voyage, Inde, 4 (2): 8.

2015. Macrobrachium malcolmsonii : Dev Roy et al., In: Wetland Ecosystem Series, 18: 63-68.

Material examined: FBRC / ZSI /INV/1718, 3 ex., Godavari River , KTPS intake well, Burgampahad , Bhadradri Kothagudem dist .; FBRC / ZSI /INV/1719, 1 ex., Kinnersani confluence, Burgampahad, Bhadradri Kothagudem dist .; FBRC / ZSI /INV/1723, 1 ex., Godavari River , intake well ITC, Iravandi, Khammam dist.

Diagnosis: Rostral formula, more or less equal to antennal scale but longer than antenular peduncle; antennal spine and hepatic spine present; 1st cheliped very short, equal and slender; 2nd cheliped strong, equal and well developed, movable finger covers with dense velvety pubescence in adult, fingers are longer than half of the palm, palm not swollen; 3rd to 5th periopod in structure with simple dactylus; abdomen smooth; telson with 2 pairs of dorsal movable spines and 2 pairs of posterior spines with 12-14 plumose setae, posterior apex exceed the tips of longer posteriolateral spines; uropods exceeding tip of telson, mobile mesial spine of exopod is absent.

Distribution: India - Andhra Pradesh, Bihar, Gujarat, Madhya Pradesh, Maharashtra, Odisha, Punjab, Tamil Nadu, Tripura, Telangana. Elsewhere: Pakistan.

Figures

Figure 3. A. Caridina fernandoi Arudpragasam & Costa, 1962; B. Caridina shenoyi Jalihal & Sankolli 1984; C. Macrobrachium malcolmosonii malcolmsonii (H. M. Edwards, 1844); D. Macrobrachium lamarrei lamarrei (H. M. Edwards, 1837); E. Macrobrachium sp.; F. Barytelphusa cunicularis (Westwood in Sykes, 1836).