CREATE TABLE table_204_869 (id DECIMAL, "species" TEXT, "country of origin" TEXT, "total released" DECIMAL, "first release" TEXT, "last release" TEXT, "areas of release" TEXT, "areas established" TEXT, "pasture type" TEXT)

which species of beetle was first released after geotrupes spinger marsham ?
SELECT "species" FROM table_204_869 WHERE "first release" > (SELECT "first release" FROM table_204_869 WHERE "species" = 'geotrupes spiniger marsham') ORDER BY "first release" LIMIT 1
SELECT "species" FROM "table_204_869" WHERE "first release" > (SELECT "first release" FROM "table_204_869" WHERE "species" = 'geotrupes spiniger marsham') ORDER BY "first release" NULLS FIRST LIMIT 1