Saga Cryptic.

[red46]

Insect with trouble retracting proboscis. A?m?i?.
Old announcement is a face covering brief.??s?o.
Strike a light.???p.
Biblical character going round small market town. R?e?h?m.

[cashier]

3 Lamp

[johnny.5]

antler ?

[cashier]

1 antlia

[klazomaniac]

4 Eve S (ham) ?

[klazomaniac]

If Biblical characterS

Then Eve [and] Ham [Son of Noah] go around S(mall)

[bobbinwales]

Agree with you klaz

[klazomaniac]

Cheers Bob, Probably written on a phone and autocorrect has removed the 'S'

[klazomaniac]

2 A Viso(r) ?

An aviso was originally a kind of dispatch boat or "advice boat", carrying orders before the development of effective remote communication.

It's hard to tell how many letters the answer is with full stops at each end. Can you please use question marks to denote the letters required. It would also help if you could include the letter count in brackets to avoid confusion for the solver.
I.E

Old announcement is a face covering brief (5) ?v?s?

Ps, I'm not saying my answer is correct. Thanks.

[red46]

Thanks everyone for your help.