140 MR. P. DAT OlSr THE GEOGRAPHICAL DISTRTBUTI0:5f OE 



3. Sci-enidjE. G-euus 1. ScieenaK 



a. Fresh waters of India' and Burma to the Malay archi- 

 pelago. 



h. Marine species found also in Africa and the Malay archi- 

 pelago. This family does not appear to be represented in 

 the Eed Sea, doubtless due to the water being too clear, 

 and no large rivers opening along its coasts. 



4. GoBiiD^. Genus 1. Golius ^, Artedi. 



a. Fresh waters of India, Ceylon, Malay archipelago, and 



Africa. 

 i. Marine, in India, Ceylon, Malay archipelago, and Africa. 

 Genus 2. Sicydium^, Cuv. & Val. 



a. Fresh waters of Canara "' and Burma to the Malay archi- 

 pelago and beyond. 

 Genus 3. PeriopJitJialmus, Schn. 



Larger rivers of Bengal and Burma to the Malay archipelago 

 and beyond, also West Africa. 



^ Includes : — Johnius, Bloch ; Corvina and SteUifer, Cuv. ; Bola, pt., H. B. ; 

 Leiostomus, Cuv. & Val. ; Coracimcs, Pall. ; Homoprion, Holb. ; Amhlyodon (E.af.)> 

 Gill ; Cheilotrema, v. Tsch. ; Genyonemus, Plagioscion, Scianops, Bcdrdiella, 

 Haploinodotus, Ehinoscion, and Ophioscion, G-ill ; Diplolepis, Steind. ; Pseudo- 

 scicsna, Bleeker. 



2 For synonyms see ' Fishes of India,' p. 282. 



^ Includes: — Sicyo'pterus, GiiW ; Cafylopus, Guich. ; Sicydiops and Microsicy- 

 dium, Bleeker. 



* The following species was obtained from the fresh water of Canara, but 

 having been mislaid, was omitted from the ' Fishes of India.' As, however, its 

 existence is of importance in the geographical distribution, I describe it here. 



SiCYDIUM GRISEUM, n. Sp. 



B. iv. T>. 6/i, P. 17, V. 6, A. 11, C. 13, L. 1. 80, L. tr. ca. 25. 



Length of head 5 J, of caudal fin Q^, height of body 6 in the total lengtli. Eyes, 

 diameter 4 in. the length of the head, rather above 1 diameter from the 

 end of snout, and 1 ^ apart. Body subcylindrical ; upper surface of the 

 head flat, and its greatest breadth equalling its width. Cleft of mouth ex^ 

 tending to below the first third of the eye. Lower jaw horizontally placed. 

 Lips thick, the upper with a coarsely fringed edge : snout not overhanging 

 the mouth. No barbels. Teeth — in the upper jaw, small, closely set, and 

 implanted in the gums in a single row : in the lower jaw the outer row ho- 

 rizontal ; posterior to them, and above the symphysis, are two strong re- 

 curved canines. Fins'- — dorsal spines filiform and projecting beyond the 

 membrane ; caudal rounded. Scales strongly ctenoid, of irregular sizes and 

 shapes, and in irregular rows ; they extend forwards to nearly as far as the 

 eyes ; none on the head. Colours — brownish, with eight or nine rings of a 



