cclv 



moderately prof Tactile. Opercle with two spines : pre-opercle more or less 

 serrated : preorbital entire. Teeth villiform in jaws, vomer, and palatines, 

 and (in N. marginatus) tubercular on base of the tongue. A single dorsal 

 Jin, the spinous portion being of slightly greater extent than the soft : 

 anal with three spines. Scales ctenoid and of moderate size. Lateral line 

 interrupted. Air-vessel large and simple. Pyloric appendages absent. 



85. Nandus marmoratus> Cuv. and Val. Gud-ba, Hool-sa, and Mus- 

 soas-sah, Panj. : Mootaharee, Mai. : Septi, Tel. : Vaad-hul, Hind. : Latha 

 and Gud-ha, Beng. : Budusi, Ooriah : Nga-weh-ma, Burm. B. vi. D. 



fjbi3> A. ^~Q } L. 1. 46-57. No pseudobranchise. Throughout the fresh- 

 waters of India (Sind ?) and Burma, attaining- 6 inches in length. 



86. Nandus marginatus, Jerdon. Chtitichi, Mai. B. vi. D. ||, A. 

 |, L. 1. 25, L. tr. . PseudobranchiaB present. Western Ghats, at- 

 taining 4 inches in length. 



Genus CATOPEA, Blee&er. 



Branchiostegals six : pseudobranchia absent. Eyes lateral. Mouth 

 protractile. Opercle with two Jlat spines : pre-opercle and pre-orbital ser- 

 rated. Teeth villiform on jaws, vomer, palatines and the tongue. A single 

 dorsal Jin, the spinous portion being of slightly less extent than the soft : 

 anal with three spines. Scales ctenoid, of rather a large size. Lateral 

 line interrupted. Pyloric appendages two. 



27. Catopra nandioides, Bleeker. B. vi. D. 1L_A.|, L. 1. 27 



15-16, 



L. tr. I*, Ca3c. Pyl. 2. Greenish. Burmese rivers and ponds, to 8 inches 



in length. 



Family LABYRINTHICI, Cuv. 



Anabantida, pt,, Richardson ; Spirobranchidte, pt., Swainson ; Osphro- 

 menoidei, Bleeker. 



Branchiostegals from four to six ? pseudobranchise rudimentary or absent. Gills four, 

 Body compressed, oblong, or elevated, Eyes lateral. Gill-openings rather narrow ; 

 the membranes united below the isthmus. Above the third or upper portion of 

 the first branchial arch, exists a cavity in which is contained an elaborate apparatus 

 consisting of thin laminse of bone covered by a vascular mucous membrane, 

 and which is employed for respiratory purposes. Number of dorsal and anal 

 spines variable ; ventrals thoracic. Scales ctenoid and of modeiate size. Lateral 

 line interrupted or absent. Air-vessel present or absent. Pyloric appendages few 

 or absent. 



Genus AN ATS AS, Cuvier. 



Branchiostegals six : pseudobranchm absent. Branchial arches wifh 

 toothed tubercles. Mouth rather small. Opercles and pre-orhital serrated. 

 Teeth villiform in jaws, and on the anterior and posterior extremity of the 

 vomer ; none on the palatines. Dorsal Jin single, the spinous portion of greater 

 extent than the soft : anal seines numerous, less than those of the dorsal. 

 Scales rather large, ctenoid. Lateral line interrupted. Air-vessel bifid pos-. 

 teriorly, with either extremity produced. Pyloric appendages few or absent. 



28. Anabas scandens, Dald. Climbing perch of Europeans. Undee- 

 collee, Mai. : Paiini-eyri, Tamil : Goi, Bengallee and Ooriah : Nga-byays- 



17 1ft 



ma, Burm. : Kavaya or Jcawhy-ya, Singalese. B. vi. D. -gijo, A. 

 9^i, L. 1. 28-32, L. tr. 5/9-10. Estuaries and fresh-waters of India and 



