Description:
The genus Cryptarius can be distinguished
by the following exclusive (1 to 5) characters:(1)
vomer arrow shaped; (2) epioccipital posterior process
contacting median crest associated with neural spine
of fourth vertebra; (3) anterior part of interopercle
very long and pointed; (4) anterior part of metapterygoid
contacting quadrate through an indented articulation,
most of the remaining part of this bone simply contacting
the quadrate. (5) posterior portion of second basibranchial
very wide; (6) mesethmoid moderately thick at median
portion. Habitat:
Inhabits large rivers.Etymology:
The genus name Cryptarius: kryptos,
hidden or secret, i.e., a cryptic Arius, referring
to its unique combination of characters having been
ignored for a such a long time. The specific name
daugueti: in honour of Paul Dauguet
(1883-?), merchant seaman and commander of le Lanessan,
from which type was collected. Remarks:
Kailola (2004: 135) tentatively assigned this species
to Cryptarius.
Common
Name:
None
Synonyms:
Hemipimelodus
daugueti
Family:
Ariidae
Distribution:
Asia:
Mekong basin. Large Rivers of South East Asia.
Type locality: Phnompenh et Snoctrou, au
seuil du Grand Lac. Type(s): at Inst. Océanogr.
Indochine, Nhatrang, Viet Nam.
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