Bryologist 83: 6 (1980).
Protolog: Species distincta sporis bilocularibus cum uno vel ambis cellulis in medio parum constrictis, asperis, 21-29 x 8.5-10 µm, microconidiis linearibus, 6.5-9 x 1 µm et algis ad Trentepohlia pertinentibus.
Type locality: USA, Florida, Daytona, 18 November 1911, Merrill, Merr. II: 38 (MSC - holotype; MICH, US - isotypes).
Type locality coordinates: Data lacking.
Barcode: Data lacking.
Thallus: Spores 2-celled, lyrate. Spore wall roughened.
Photobiont: Trentepohlia.
Chemistry: No lichen substances.
Ecology: Data lacking.
Distribution: Database
Molecular data: Genbank
Mycobank: Mycobank
Note: "Arthopyrenia lyrata is similar to A. cinchonae but differs in the lyrate spore cells, roughened spore wall and possession of Trentepohlia. Many specimens named by earlier lichenologists as A. cinchonae or A. subprostans are actually A. lyrata" (Tucker & Harris 1980: 6).
Pictures: Tropical Lichens
Type: Merr. II: 38, Florida Daytona, 18.11.1911 Merrill (MSC-holotype). Isotypes in MICH & US.