U.S.N.M., No. 83089 . Singapore. Wilkes Exploring Expedition. 
Depth 4 7 / 8 . Length 91 mm. 
U.S.N.M., No. 83092 . Singapore. Wilkes Exploring Expedition. 
Two examples. Depth to 4 4/5. Length 91 to 120 mm. 
U.S.N.M., No. 102586. Iloilo, Philippines. April 6 , 1929* Lieut 
H.C. Kellers. Length 64 mm. Depth 5 4/7. 
U.S.N.M., No. IO 2638 . Garo River, Panay. April 2, 1929 * Lieut. 
H.C. Kellers. Length 82 mm. Depth 4 1 / 3 . 
