150 Bulletm Vanderbilt Marme Museum, Vol. VI 



external maxillipeds. This leg has the ischium 0.5 mm. long ; the 

 merus triquetral, arched, 2.8 mm. long ; the carpus 0.8 mm. long ; 

 the propodus has a total length of 2 mm., of which the palm is 1.1 

 mm. long, and fingers 0.9 mm. long, separated by an elliptical 

 gape ; the cutting edges are concavely excavate, the tips acuminate, 

 meeting, fringed on the outer side by stiff bristles. 



The second left leg has the ischium 1,5 mm. long; the merus, 

 1.5 mm. long; the carpus, first joint, 1 mm. long; second, third, 

 fourth and fifth articles subequal, each being 0.5 mm. long; the 

 propodus has a total length of 0.9 mm., the palm being 0.4 mm. 

 and the fingers, 0.5 mm. long, separated by a narrowed, elliptical 

 sulcus, the tips meeting and setose. 



Family: PALAEMONIDAE 



Subfamily : Palaemoninae 



Genus: PALAEMON Fabricius 



Subgenus :Eupalaemon Ortmann 



Palaemon (Eupalaemon) lar (Fabricius) 



Plate 38 



Type: Fabricius' type came from India " (Dom. Daldorff)'* 

 and, if still extant, is probably in the British Museum of Natural 

 History. 



Distribution : This species is known from numerous locali- 

 ties in Polynesia and the Philippine Islands and on the east coast 

 of Africa. It has been reliably reported from the following: 

 Philippine Islands, Port Galera, Mindoro, basin of Manila water- 

 works, San Juan del Monte, Luzon (Cowles) ; Andai, New Guinea, 

 Moroka (Nobili) ; Mariannes Islands (Cowles) ; Halmahera 

 Islands, soft water, Batjan, Tobelo, Makassar, Celebes, Borneo, 

 New Guinea, several localities (de Man) ; Cape Gazelle, New 

 Britain (Borradaile) ; Tamavua River, Vitu Levu, Fiji Islands; 

 very common in the upper waters of all the rivers of Fiji; in 

 Tiavieni it was formerly reserved as food for chiefs (Borradaile, 

 Gardner) ; Samoa (Lenz) ; Guam (Cowles) ; Tahiti (Boone) ; East 

 Africa, Mohele, Pemba Island (Lenz) ; New Caledonia, several 

 localities (Roux). 



Material examined: Thirty-two specimens from brackish 

 stream, Papeete, Tahiti, Society Islands, August 16, 1931. One 

 female taken on Venus Point Reef, Tahiti, August 15, 1931. 



