For more information see the Supplementary Notes for the Taxon Dictionary, which explains the names and synonyms, and these Instructions on how to use the online Taxon Dictionary which includes details of the Conservation Evaluation codes.
| Count | Name Sort ascending | Authority | Is Current Name? | Current Taxon Name | Synonyms | BLS Number | Comments | Conservation Evaluation | Group | Account & Map |
|---|---|---|---|---|---|---|---|---|---|---|
| 8521 | Arthopyrenia byssacea | (Taylor) A.L. Sm. | No | Anisomeridium biforme | 48 | LC | ||||
| 8522 | Arthopyrenia bryospila | (Nyl.) Arnold | No | Frigidopyrenia bryospila | 78 | DD NR | ||||
| 8523 | Arthopyrenia biformis | (Borrer) A. Massal. | No | Anisomeridium biforme | 48 | LC | ||||
| 8524 | Arthopyrenia atractospora | Zahlbr. (1935) | No | Naetrocymbe atractospora | 1979 | NT NR Sc | Arthopyrenia atractospora | |||
| 8525 | Arthopyrenia argilospila | (Nyl.) A.L. Sm. | No | Collemopsidium argilospilum | 77 | DD NR IR | ||||
| 8526 | Arthopyrenia areniseda | A.L. Sm. | No | Collemopsidium arenisedum | 1889 | NT NR IR | ||||
| 8527 | Arthopyrenia arenicola | (Leight.) A.L. Sm. (1911) | No | Collemopsidium argilospilum | 77 | DD NR IR | ||||
| 8528 | Arthopyrenia aphorisasa | (Stirt.) A.L. Sm. | No | status uncertain; type not traced | ||||||
| 8529 | Arthopyrenia antecellens | (Nyl.) Arnold | No | Mycoporum antecellens | 75 | LC | F | |||
| 8530 | Arthopyrenia antecellans | (Nyl.) Arnold [orth. error] | No | Mycoporum antecellens | 75 | LC | F | |||
| 8531 | Arthopyrenia analeptoides | (Nyl.) A.L. Sm. | No | Mycoporum antecellens | 75 | LC | F | |||
| 8532 | Arthopyrenia analepta | auct. brit. p.p. | No | Naetrocymbe punctiformis | 1542 | name or specific epithet valid but has been misused in the past | LC | F | ||
| 8533 | Arthopyrenia analepta | (Ach.) A. Massal. (1852) | Yes | Arthopyrenia analepta | Arthopyrenia fallax Arthopyrenia lapponina |
1540 | LC | F | Arthopyrenia analepta | |
| 8534 | Arthopyrenia allogena | (Nyl.) Arnold (1870) | Yes | Arthopyrenia allogena | 2011 | NE NR | LF | Arthopyrenia allogena | ||
| 8535 | Arthopyrenia alba | (Schrad.) Zahlbr. | No | Acrocordia gemmata | 34 | LC L* | ||||
| 8536 | Arthopyrenia aeruginella | (Nyl.) Arnold | No | Mycoglaena myricae | 1278 | LC NS | F | |||
| 8537 | Arthophacopsis parmeliarum | Hafellner (1998) | Yes | Arthophacopsis parmeliarum | 1983 | LC NR | LF | Arthophacopsis parmeliarum | ||
| 8538 | Arthonia zwackhii var. macrospora | P. James | No | Synarthonia astroidestera | 1687 | NT NS IR | ||||
| 8539 | Arthonia zwackhii | Sandst. (1903) | No | Reichlingia zwackhii | 74 | NT NR Sc | ||||
| 8540 | Arthonia vinosa var. pineti | (Körb.) Leight. | No | Arthonia didyma | 56 | LC | ||||
| 8541 | Arthonia vinosa | Leight. (1856) | Yes | Arthonia vinosa | Arthonia didyma auct. brit. p.p. | 73 | LC L* | Arthonia vinosa | ||
| 8542 | Arthonia varians | (Davies) Nyl. (1861) | Yes | Arthonia varians | Arthonia glaucomaria | 714 | LC NS | LF | Arthonia varians | |
| 8543 | Arthonia varia | (Tul.) Jatta (1900) | No | Phacothecium varium | 1953 | LC NR | LF | |||
| 8544 | Arthonia tumidula | (Ach.) Ach. (1806) | No | Coniocarpon cinnabarinum | 72 | LC | ||||
| 8545 | Arthonia tumida agg. | No | 1568 | BLS number no longer used | ||||||
| 8546 | Arthonia thoriana | Ertz & Sanderson (2018) | Yes | Arthonia thoriana | 2714 | NE NR | F | Arthonia thoriana | ||
| 8547 | Arthonia thelotrematis | Coppins (1989) | Yes | Arthonia thelotrematis | 1937 | lichenicolous on Thelotrema lepadinum | LC NR Sc IR | LF | Arthonia thelotrematis | |
| 8548 | Arthonia swartziana | Ach. | No | Arthonia radiata | 69 | LC | ||||
| 8549 | Arthonia subvarians | Nyl. | No | Arthonia apotheciorum | 1501 | LC NS | LF | |||
| 8550 | Arthonia substellaris | Coppins in sched. | No | Reichlingia anombrophila | 1588 | LC NS Sc IR |