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A Virtual Museum on the State's Fish Biodiversity

OSUS_12523

Not suspect, not examined
Speckled Chub Macrhybopsis aestivalis
TX Threatened SGCN NS G3 NS S1

Photos

No photos available.

Map

Location 27.51601° N, 99.52474° W (± 6168.6 m)

Taxonomy

GenusHybopsis
Speciesaestivalis

Specimen

Num Specimens2

Collection Event

CollectorJohn Mizzelle
Collected Date1939.4.7

Geography

StateTexas
CountyWebb
LocalityRio Grande at Laredo

Record Source

Source Oklahoma State University (type: specimens)
Institution Oklahoma State University (type: university)
Curator Anthony A. Echelle
Record Added May 13, 2010
Record Last Modified March 23, 2026
Data Processing Track Track 1
From Data Set Received 11/1997 to 05/2006

Identification

Suspect Notes None
Count 2

Current Determination

Actinopterygii Cypriniformes Cyprinidae Macrhybopsis Macrhybopsis aestivalis
Determiner Adam Cohen
Determination Date Unknown
Determination Type Unspecified
Identification Comments specimen not examined; ID is based on known range for Macrhybopsis as per Hubbs et al checklist and key (2008); decision to do so from meeting with GPG, DAH, BJL, FDM and AEC
Identification Confidence Unknown

Collecting Event

Collected April 7, 1939
Collector(s)
Collecting Event ID 80
Field Notes
There are no field notes available.

Locality

Region South Texas Brush Country
Jurisdiction Webb, Texas
Name Rio Grande at Laredo
Hydrography Rio Grande Region Rio Grande-Falcon Rio Grande-Falcon San Ambrosia-Santa Isabel Chacon Creek-Rio Grande Zacata Creek-Rio Grande
Captive no
Locality Photos
No locality photos available.
Ecoregion Rio Grande Floodplain and Terraces
HUC 12 130800022802
Georeferencing Remarks Original georeference taken from locality ID# 2069
Georeferencing Annotation
Has not been Georeferenced because
flag (suspect/examine) June 30, 2021
suspect: noexamination: no
date June 27, 2012
date_range: 4/7/1939-4/7/1939
collectors May 23, 2012
collectors: Mizelle, John D.
collectors November 5, 2011
collectors: John D. Mizelle
date November 5, 2011
date_range: 4/7/1939-4/7/1939
staff comment November 5, 2011
ID Status: Lot determined without examination of specimens
ID Comments: specimen not examined; ID is based on known range for Macrhybopsis as per Hubbs et al checklist and key (2008); decision to do so from meeting with GPG, DAH, BJL, FDM and AEC
Georef Remark: Extents include reach between lines drawn north and east out of Florence.
georeference August 9, 2006
Error: 3714.36595198406Remarks: Extents include reach between lines drawn north and east out of Florence.
Locality: North Salado Creek, reach between most upstream point and line drawn east out of Florence
Coordinates: 30.852659523;-97.738420971Georeferencer: AECGeographic note: Inland USA Texas
Extents include reach between lines drawn north and east out of Florence.

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