466 
Z(K)L()(;v. OF THE FAR KAvST 
The other two specimens possess white spots on the sides and on the under surface ; 
in one the spots are minute and more numerous, while in the other they are much 
larger and are chiefly restricted to below the lateral line. 
Macrotrema caligans (Cant.)- 
1916. Macrotrema caligans, Weber and Beaufort, op. cit., p. 415. 
There are two young specimens of this species in the collection. One was taken 
near the shore at Singgora, while the other was caught near Pak Payum in the chan- 
nel between the two parts of the lake. Both were taken from a soft muddy bottom. 
Macrotrema caligans is know from the seas of Singapore and Penang. 
APODES. 
Family CONGRIDAE. 
Muraenesox talabon (Cant.). 
ic)i6. M uraenesox talabon, Weber and Beaufort, op cit., \). 255. 
Dr. Annandale obtained three half-grown specimens of this species in the 
outer lake at Singgora. 
This species occurs in the seas of India, the Malay Archipelago and beyond. 
Family OPHICHTHYIDAE. 
Pisoodonophis boro (Ham. Bucli.). 
igi6. Pisoodonophis horo, Weber and Beaufort, op. cit., p. 297. 
Three young specimens of this species are present in the collection. They 
were obtained in the outer lake at vSinggora. 
Pisoodonophis boro is found in the seas, estuaries and brackish waters of 
India, the Malay Archipelago and Formosa. 
Family MURAENIDAE. 
Muracna (Gymnothorax) picta Ahl. 
igi6. Mnraena {Gvmnolhorax) picta, Weber and Beaufort, op. cit., p. 363, figs. 175. icSo. 
There are several young specimens of this widely distributed Oriental and 
partly Ethopian species in the collection. They were captured at Singgora in 
the outer lake. 
Muraena (Gymnothorax) thyrsoidea Rich. 
igi(). Muraena (Gymnothorax) thyrsoidea, Weber and Beaufort, op. cit., p. 365. 
This species is represented by a single specimen taken by Dr. Annandale 
at Singgora. 
The range of Muraena [Gymnothorax) thyrsoidea extends from the Andamans, 
Burma, Penang and Indo- Australian Archipelago to Western Australia, China 
and Pacific Islands. 
