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Scientific NameTympanopleura cryptica    Walsh, Ribeiro & Rapp Py-Daniel, 2015
Common NameDusky Dwarf Duck Catfish
Type LocalityLoreto, río Solimões drainage, río Orosa, mouth of Tonche Cano, 69.4 mi east of Iquitos, about 3°47'26"S, 73°14'50"W, Peru.
Synonym(s)
EtymologyTransliterated from the Greek tympanon, meaning drum, and pleura, meaning side or rib (pleuron), nouns in apposition, in reference to the pseudotympanum. 
Hop to next section Species Information
Size90mm or 3.5" SL. Find near, nearer or same sized spp.
IdentificationBoth Tympanopleura and Ageneiosus do not have obvious, permanent barbles. The two genera can be externally distinguished in that Tympanopleura has a prominent pseudotympanum consisting of an area on the side of the body devoid of epaxial musculature where the gas bladder contacts the internal coelomic wall; are shorter, blunter headed without greatly elongated jaws; and have a smaller adult body size.

Both Tympanopleura and Ageneiosus do not have obvious, permanent barbles. The two genera can be externally distinguished in that Tympanopleura has a prominent pseudotympanum consisting of an area on the side of the body devoid of epaxial musculature where the gas bladder contacts the internal coelomic wall; are shorter, blunter headed without greatly elongated jaws; and have a smaller adult body size.
Hop to next section Habitat Information
DistributionSouth America
Amazon, Upper Amazon (click on these areas to find other species found there)
Amazon, Upper Amazon, Itaya (click on these areas to find other species found there)

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IUCN Red List Category
Not Evaluated
Hop to next section Husbandry Information
BreedingUnreported in the aquarium.
Breeding ReportsThere is no breeding report.
Hop to next section Further Information
ReferenceNeotropical Ichthyology v. 13 (no. 1), pp 24, Figs. 1c, 6d, 13.
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Look up on Encyclopedia of LifeLook up T. cryptica on Encyclopedia of Life
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Tympanopleura cryptica QR codeLFS label creator
ARN ref:1.22.259.4845
Last UpdateThu Jan 01, 1970 1:00 am (Species record created: Thu Jan 01, 1970 1:00 am)