162 Mr. L. S. BiM-g on n 



IV. Par ACUEiLOONATHVs, Bleeker, 1863. 



Lateral line coniplotf. Pharyngeal teeth 5 — 5, deeply serrated. No 

 »pine in dorsal and ninil. 



a. Barliel.'' (very minute) present ; mouth 

 inferior ; D. II 14, A. Ill 10, 1. 1. 37-38. 

 Head 41 in Icneth of body, depth 2|, 



eye 4 in liead. (Japan.) P. rhombeua (Scblegel), 1846. 



aa. No barbels ; mouth oblique. 

 b. D. II 1(», A. II 12, 1. 1. 3o. Head 4 in 

 lenprth of body, depth 3, eye 3 in 



heac'. (China.) [berhis, Gthr.). 



P. imberbi^ (Giinther), 1808 { = Achilognathus im- 

 bb. D. Ill 13-14, A. Ill 10-11, 1. 1. 35. 

 Head 4 in length of body, depth 2't, 

 eye 2^ in head. (Yang-tse-kiang, 



Tien-tsin.). ... P. Bhikeri, n. n. y = P. imherhis, Bleeker, 1871, 

 [non Achiloynathus imberbis, Giinther*). 



V. PsEUDOPERiLAMPus, Bleeker, 1863. 



Lateral line incomplete. Pharyngeal teeth 5 — 5, deeply serrated. 

 No spine in dorsal and anal. No barbels, 



a. D. Ill 10-11, A. Ill 10-11, 1. 1. 53-65. 



(Japan.) P. typus, Bleeker, 1863. 



aa. D. HI 11-12, A. Ill 10-11, 1. 1. 33-34. 



(Shanghai, Yang-tse-kiaiig.) P. oc'p//o<MS,Kner, 1865-67. 



VI. AcAXTHORHODErs, Bleeker, 1871. 



Lateral line complete. Teeth deeply serrated. Spine in dorsal and 

 anal present. Barbels present or absent. 



a. Barbels present. 

 D. Ill 17-18, A. Ill 12-1.3, 1. 1. 35; head 5 in 



length of body, depth ti^. (Yang-tse- 



kiang.^t A. macropterus, Bleeker, 1871. 



D. HI 17-18, A. Ill 13-14, 1. 1. 36-40; head 



A\-^ in length of body, depth 2-2|. 



(Yang-tse-kians; Shanghai.) A. Guichenoti, Bleeker, 1871. 



D. Ill 17, A. Ill 13-14, 1. 1. 34 I ; head 4| in 



length of body, depth 2^. (China ; 



Swatow.) " A. dicesus, Rutter, 1898. 



D. Ill 1.5, A. HI 11, 1. 1. m; head 4 in length 



of body, depth 2. (Upper Tonkin.) A. tonkinensis, Vaillant, 1892. 

 aa. Barbels absent. 

 D. Ill 14-15, A. HI 12-1.3, 1. 1. 30. (Yang- 



t?e-kiang.) A. Aypseloiwtns, Bleeker, 1871. 



D. II 12-13, A. II 10-11, 1. 1. .35. (Shanghai.). 



A. atranalis, Giinther, 1873. 

 D. II 16-17, A. II 1.3-14, 1. 1. 3-5-30 ; second 



suborbital twice as long aa deep ; dorsal 



♦ Cf. Giinthf-r, Zool. Record. 1871. p. 107. 



