Paracanthocobitis

Page, Lawrence M., 2017, A revision of the Paracanthocobitis zonalternans (Cypriniformes: Nemacheilidae) species complex with descriptions of three new species, Zootaxa 4324 (1), pp. 85-107: 106

publication ID

https://doi.org/10.11646/zootaxa.4324.1.5

publication LSID

lsid:zoobank.org:pub:101B3Cb2-7D7E-4232-A4E4-Fca46D90Fdbe

persistent identifier

http://treatment.plazi.org/id/03858783-FFFB-8E39-58BF-FF5A9181FDE8

treatment provided by

Plazi

scientific name

Paracanthocobitis
status

 

Key to species of Paracanthocobitis  in the P. zonalternans  complex

1. Dark marmorated pattern between dorsal saddles and lateral blotches; teardrop-shaped (vs. circular or triangular  ) black spot on upper margin of caudal-fin base................................................................ P. marmorata 

- No dark marmorated pattern between dorsal saddles and lateral blotches; circular or triangular  black spot on upper margin of caudal-fin base........................................................................................2

2. No black pigment extending from black lateral stripe or blotches onto pectoral-fin base..............................3

- Black pigment extending from black lateral stripe or blotches onto pectoral-fin base.................................4

3. Axillary pelvic lobe present; triangular  black spot on upper margin of caudal-fin base...................... P. triangula 

- Axillary pelvic lobe usually absent, occasionally rudimentary; circular black spot on upper margin of caudal-fin base................................................................................................. P. phuketensis 

4. Series of black blotches, usually with stripe absent or dusky and ending near the dorsal-fin insertion; minimum HL 17% of SL......................................................................................... P. zonalternans 

- Black stripe along side of body ending near caudal fin and overlaying lateral blotches; minimum HL 19% of SL.................................................................................................... P. nigrolineata