-- runtime: 7 s ("Time: 6888.394 ms")
SELECT *
FROM "Specimen.src"
WHERE
    acronym IS NOT NULL
AND coll_year ~ E'^(?:1[7-9]|20)\\d{2}$'
AND country !~ E'\\d'
AND (long_deg !~ E'[[:alpha:]]' OR long_deg IN ('RESTRINGIDO'))