[1] Likewise in other lexica (references at Photius tau235 Theodoridis), and cf. also the scholia to Homer, Iliad 16.747, where the accusative plural headword occurs (Patroclus' jibe about Cebriones, quoted under tau 472). On this noun see the LSJ entry at web address 1: th=qos, eos, to/; perhaps a back-formation from th/qea, thqe/wn, which were forms of th/quon. For the more commonplace glossing noun see omicron 720.
[2] This addendum to the entry was not identified by Adler is but identifiable via the TLG as an approximation of Athenaeus, Deipnosophists 1.13C (1.22 Kaibel). See also, more generally, 88A-B (including the lexicographers' equivalence), 90B.