Smithsonian Open Access Explorer

Name: Smithsonian Open Access Explorer
Creator: American Culture Club
License: Open Access items are CC0 where marked; record rights statements remain authoritative.

Smithsonian Open Access Explorer organizes records from Smithsonian Open Access API into a static table for transparent comparison. It preserves official source links and dates, marks missing enrichment, and adds deterministic grouping, change, recency, trend, or significance fields only where the documented inputs support them, without recommendations or unsupported claims.

Records: 5,000
Last changed: 08/29/2026
Update schedule: 18 12 3 * * UTC
Coverage: 01/01/1190–10/03/2048
Method: Methodology

Record	Record Date	Vuga Group	Change Status	Recency Days
Xanthocnemis zealandica	11/19/1949	NMNHENTO	unchanged	28,042.43
Xanthocnemis zealandica	12/27/1949	NMNHENTO	unchanged	28,004.43
Hetaerina americana	09/17/1967	NMNHENTO	unchanged	21,531.43
Hetaerina caja dominula	05/01/1995	NMNHENTO	unchanged	11,443.43
Ischnura (Anomalagrion) hastata	07/10/1927	NMNHENTO	unchanged	36,210.43
Amphiagrion abbreviatum	07/09/1920	NMNHENTO	unchanged	38,767.43
Amphiagrion saucium	06/06/1953	NMNHENTO	unchanged	26,747.43
Ischnura (Anomalagrion) hastata	05/24/1930	NMNHENTO	unchanged	35,161.43
Hetaerina caja dominula	04/03/1994	NMNHENTO	unchanged	11,836.43
Hetaerina cruentata	06/19/1967	NMNHENTO	unchanged	21,621.43
Hetaerina occisa	12/21/1916	NMNHENTO	unchanged	40,063.43
Hetaerina cruentata	06/26/1969	NMNHENTO	unchanged	20,883.43
Hetaerina americana	12/09/1975	NMNHENTO	unchanged	18,526.43
Hetaerina cruentata	05/20/1981	NMNHENTO	unchanged	16,537.43
Argia bipunctulata	05/31/1917	NMNHENTO	unchanged	39,902.43
Hetaerina westfalli	04/05/1994	NMNHENTO	unchanged	11,834.43
Argia apicalis	06/17/1914	NMNHENTO	unchanged	40,981.43
Argia bipunctulata	08/16/1916	NMNHENTO	unchanged	40,190.43
Anisagrion truncatipenne	—	NMNHENTO	unchanged	—
Antiagrion antigone	—	NMNHENTO	unchanged	—
Argia adamsi	03/02/1985	NMNHENTO	unchanged	15,155.43
Argia fumipennis violacea	09/07/1968	NMNHENTO	unchanged	21,175.43
Argia fumipennis fumipennis	07/28/1930	NMNHENTO	unchanged	35,096.43
Argia fumipennis violacea	—	NMNHENTO	unchanged	—
Nehalennia gracilis	08/08/1926	NMNHENTO	unchanged	36,546.43
Copera annulata	—	NMNHENTO	unchanged	—
Aphylla producta	11/22/1973	NMNHENTO	unchanged	19,273.43
Erpetogomphus constrictor	07/29/1967	NMNHENTO	unchanged	21,581.43
Epigomphus subquadrices	—	NMNHENTO	unchanged	—
Aeshna psilus	05/09/1995	NMNHENTO	unchanged	11,435.43
Anax amazili	04/01/1962	NMNHENTO	unchanged	23,526.43
Anax amazili	04/01/1962	NMNHENTO	unchanged	23,526.43
Telebasis salva	07/29/2001	NMNHENTO	unchanged	9,162.43
Ischnura verticalis	09/04/1936	NMNHENTO	unchanged	32,866.43
Argia moesta	07/11/2001	NMNHENTO	unchanged	9,180.43
Argia moesta	07/30/1953	NMNHENTO	unchanged	26,693.43
Argia nahuana	07/26/2001	NMNHENTO	unchanged	9,165.43
Enallagma antennatum	06/14/1933	NMNHENTO	unchanged	34,044.43
Enallagma antennatum	06/25/1931	NMNHENTO	unchanged	34,764.43
Enallagma aspersum	08/13/1956	NMNHENTO	unchanged	25,583.43
Enallagma carunculatum	07/19/1998	NMNHENTO	unchanged	10,268.43
Enallagma civile	08/23/1942	NMNHENTO	unchanged	30,687.43
Enallagma annexum	07/28/1954	NMNHENTO	unchanged	26,330.43
Argia insipida	04/06/1995	NMNHENTO	unchanged	11,468.43
Argia indicatrix	06/21/1966	NMNHENTO	unchanged	21,984.43
Argia oculata	—	NMNHENTO	unchanged	—
Argia oculata	04/03/1995	NMNHENTO	unchanged	11,471.43
Argia pulla	10/01/1937	NMNHENTO	unchanged	32,474.43
Argia pulla	10/01/1937	NMNHENTO	unchanged	32,474.43
Nehalennia irene	07/16/1927	NMNHENTO	unchanged	36,204.43