https://artedi.nrm.se/nrmfish/images/tNRM31483.jpg
Corydoras undulatus
NRM 31483
PARAGUAY: Río Paraguay drainage: pool-like stream on roadside, 78 km on the Trans-Chaco road
Date collected: 15 Oct 1994
Artist: Kajrup, B

https://artedi.nrm.se/nrmfish/images/tNRM33556.jpg
Corydoras undulatus
NRM 33556
PARAGUAY: San Pedro area, Paso Ybaroty, pond in small creek
Date collected: 18 Oct 1995
Artist: Kajrup, B

https://artedi.nrm.se/nrmfish/images/tNRM45056.jpg
Corydoras undulatus
NRM 45056
PARAGUAY: Río Paraguay River drainage: small creek crossing trans-Chaco highway about 50 km from Puente Remanso
Date collected: 7 Nov 1999
Artist: Kajrup, B