Same entry in other lexica; references at Photius alpha74 Theodoridis. The headword is neuter plural of the rare adjective a)gaqiko/s; outside lexica and grammars, it is attested only in Epicharmus fr. 99 Kaibel (now part of 97 Kassel-Austin), also a neuter plural, which may well have generated these entries.
The glossing adjective spoudai=os, translated here as 'excellent', can also mean serious, weighty, morally good, and various other such terms. See sigma 970; and web address 1 for the LSJ entry.