The three new species of Sinocyclocheilus from Kunming,Yunnan
Xiao Heng, Weixian Li, Zan Rui-guang
Abstract
Xiao Heng, Weixian Li, Zan Rui-guang
Abstract
The present paper gives descriptions of the three new species in Sinocyclocheilus collected from Kunming,Yunnan,China.The all type specimens are deposited in Heilongtan Reservoir of Shilin Yunnan, China,including(i)Sinocyclocheilus guanduensis Li et Xiao sp.nov,Holotype 990808005 standard body length 124 mm, collected from Jinxiandiaohulu longan Guandu Kunming ( N25°30′,102°58′E) August 1999, Paratype 11 specimens No.990808006-016 standard body longth 68-112 mm,collected from the same as the holotype.Description:D,iii,7;A,ii,5;P,I,13-16;V,I,8;C,I,16,I,Gill- rakers 5-6, LS,6629-3118-19-v76,Pharynaeal teeth 2.3.4/4.3.2 Standard length 3.00-4.00(3.35), head length 3.26-3.92(3.52), length of caudal peduncle 4.17-5.00(4.75), depth of caudal peduncle 7.50-10.00(8.50), Snout in head 2.80-3.25(3.00),eye 5.20-6.50(6.00), interorbital 2.80-3.25(3.00), Depth of caudal peduncle 1.50-2.06(1.80) in its length.Diagnosis: The new species is similar to S.grahami (Regan) 1904, but differs from the latter in: ①lateral line scales 6629-3118-19-v76(mean=72.4 3018.5),Vs 5818-2611-12-v69(mean=61.62211.5),②Barbels length; Vs short,③distance heredity of molecule 4.2 %-4.5 %;(ii)Sinocyclocheilus huanglongdongensis Li et Xiao, sp.nov,Holotype 990807006 Standard body length 110 mm, collected from the Huanglongdong cave Guandu district Kunming (25°05′N, 102°45′E), August 7, 1999, Paratype 1,specimens No.990807007, Standand body length 118 mm, collected from the same as the holotype.Description:D,iii,7;A,ii,5;P,I,14;V,I,8;C,I-16-i.Gill-rakers 5-6,LS 71-74, Pharynaeal teeth 2.3.4/4.3.2.Body depth in standard length 3.33-3.60, head length 3.28-3.33, length of caudal peduncle 4.40-4.45, depth of caudal peduncle 9.07-9.20. snout in head 3.20-3.30, eye 5.50-5.60, interorbital(3.27-3.6).Depth of caudal peduncle 2.00-2.18 in its length.Diagnosis: The new species is similar to S.grahami (Ragan) but differs from the latter in :①Without scales of in front back body; ②Barbels length, Vs short; ③distance heredity of molecule 2.2 %-2.4 %;(iii)Sinocyclecheilus hei Li et Xiao sp.nov,Holotype: 020409001 Standard body length 124mm, collected from the longtan Shalang,Xishan district,Kunming (25°10′N, 102°30′E)April 19,2002, Paratype 12 specimens No.020409002-012 030526001 Standard body length 52-156 mm,collected from the same as the holotype.Description: D,iii,7;A,ii,5;P,I,14-16;V,I,8'C,I-16-i.Gill-rakers.3-4,L.S 8628-3118-22-v91, Pharynaeal teeth 2.3.4/4.3.2。Body depth in standard length 3.48-4.25(3.73), head length 3.47-4.00(3.51), Length of caudal peduncle 4.57-5.33(4.76), depth of caudal peduncle 7.29-8.67(7.88), Snout in head 2.71-3.40(3.12). eye 4.00-6.20(5.16), inlerorbital 2.82-3.75(3.22).Depth of caudal peduncle 1.44-1.86(1.67) in its length.Diagnosis: The new species is similar to S.grahami(Regan) but differs from the latter in:①Lateral line scales 8628-3118-22-v91, Vs 5818-2611-12-v69,②Gill-rakers 3-4,Vs 5-6,③Barbels length; Vs short,④large black macula in lateral line.
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The present paper gives descriptions of the three new species in Sinocyclocheilus collected from Kunming,Yunnan,China.The all type specimens are deposited in Heilongtan Reservoir of Shilin Yunnan, China,including(i)Sinocyclocheilus guanduensis Li et Xiao sp.nov,Holotype 990808005 standard body length 124 mm, collected from Jinxiandiaohulu longan Guandu Kunming ( N25°30′,102°58′E) August 1999, Paratype 11 specimens No.990808006-016 standard body longth 68-112 mm,collected from the same as the holotype.Description:D,iii,7;A,ii,5;P,I,13-16;V,I,8;C,I,16,I,Gill- rakers 5-6, LS,6629-3118-19-v76,Pharynaeal teeth 2.3.4/4.3.2 Standard length 3.00-4.00(3.35), head length 3.26-3.92(3.52), length of caudal peduncle 4.17-5.00(4.75), depth of caudal peduncle 7.50-10.00(8.50), Snout in head 2.80-3.25(3.00),eye 5.20-6.50(6.00), interorbital 2.80-3.25(3.00), Depth of caudal peduncle 1.50-2.06(1.80) in its length.Diagnosis: The new species is similar to S.grahami (Regan) 1904, but differs from the latter in: ①lateral line scales 6629-3118-19-v76(mean=72.4 3018.5),Vs 5818-2611-12-v69(mean=61.62211.5),②Barbels length; Vs short,③distance heredity of molecule 4.2 %-4.5 %;(ii)Sinocyclocheilus huanglongdongensis Li et Xiao, sp.nov,Holotype 990807006 Standard body length 110 mm, collected from the Huanglongdong cave Guandu district Kunming (25°05′N, 102°45′E), August 7, 1999, Paratype 1,specimens No.990807007, Standand body length 118 mm, collected from the same as the holotype.Description:D,iii,7;A,ii,5;P,I,14;V,I,8;C,I-16-i.Gill-rakers 5-6,LS 71-74, Pharynaeal teeth 2.3.4/4.3.2.Body depth in standard length 3.33-3.60, head length 3.28-3.33, length of caudal peduncle 4.40-4.45, depth of caudal peduncle 9.07-9.20. snout in head 3.20-3.30, eye 5.50-5.60, interorbital(3.27-3.6).Depth of caudal peduncle 2.00-2.18 in its length.Diagnosis: The new species is similar to S.grahami (Ragan) but differs from the latter in :①Without scales of in front back body; ②Barbels length, Vs short; ③distance heredity of molecule 2.2 %-2.4 %;(iii)Sinocyclecheilus hei Li et Xiao sp.nov,Holotype: 020409001 Standard body length 124mm, collected from the longtan Shalang,Xishan district,Kunming (25°10′N, 102°30′E)April 19,2002, Paratype 12 specimens No.020409002-012 030526001 Standard body length 52-156 mm,collected from the same as the holotype.Description: D,iii,7;A,ii,5;P,I,14-16;V,I,8'C,I-16-i.Gill-rakers.3-4,L.S 8628-3118-22-v91, Pharynaeal teeth 2.3.4/4.3.2。Body depth in standard length 3.48-4.25(3.73), head length 3.47-4.00(3.51), Length of caudal peduncle 4.57-5.33(4.76), depth of caudal peduncle 7.29-8.67(7.88), Snout in head 2.71-3.40(3.12). eye 4.00-6.20(5.16), inlerorbital 2.82-3.75(3.22).Depth of caudal peduncle 1.44-1.86(1.67) in its length.Diagnosis: The new species is similar to S.grahami(Regan) but differs from the latter in:①Lateral line scales 8628-3118-22-v91, Vs 5818-2611-12-v69,②Gill-rakers 3-4,Vs 5-6,③Barbels length; Vs short,④large black macula in lateral line.
Key concepts: Peduncle (anatomy), Holotype, Barbel, Biology, Snout, Paratype, Anatomy, Zoology