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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 8491 | Arthopyrenia halodytes | auct. p.max.p. | No | Collemopsidium foveolatum | 85 | LC | ||||
| 8492 | Arthopyrenia halodytes | (Nyl.) Arnold, auct. p.min.p | No | Collemopsidium halodytes | 87 | LC NS | ||||
| 8493 | Arthopyrenia halodytes | auct. p.p. | No | Collemopsidium sublitorale | 93 | LC NS | ||||
| 8494 | Arthopyrenia halizoa | (Leight.) Arnold | No | Verrucaria halizoa | 1493 | LC NS | ||||
| 8495 | Arthopyrenia gyalectoidea | M. Knowles ex A.L. Sm. | No | Collemopsidium foveolatum | 85 | LC | ||||
| 8496 | Arthopyrenia grisea | auct. brit., non (Schleich. ex Schaer.) Körb. | No | Arthopyrenia cerasi | 81 | LC NS | F | |||
| 8497 | Arthopyrenia gemmata | (Ach.) A. Massal. | No | Acrocordia gemmata | 34 | LC L* | ||||
| 8498 | Arthopyrenia fraxini | A. Massal. (1852) | No | Naetrocymbe fraxini | 1648 | LC NS | F | Arthopyrenia fraxini | ||
| 8499 | Arthopyrenia foveolata | A.L. Sm. | No | Collemopsidium foveolatum | 85 | LC | ||||
| 8500 | Arthopyrenia fallax | (Nyl.) Arnold | No | Arthopyrenia analepta | 1540 | LC | F | |||
| 8501 | Arthopyrenia faginea var. alpestris | (Vezda) Swinscow (1965) | No | Swinscowia alpestris | 1377 | LC NS | ||||
| 8502 | Arthopyrenia faginea | (Schaer.) Swinscow (1965) | No | Swinscowia stigmatella | 1376 | EN D NR P Eng Wa | ||||
| 8503 | Arthopyrenia epidermidis var. fallax | (Nyl.) Mudd | No | Arthopyrenia analepta | 1540 | LC | F | |||
| 8504 | Arthopyrenia epidermidis var. cinerea | sensu Mudd | No | Mycoporum antecellens | 75 | LC | F | |||
| 8505 | Arthopyrenia epidermidis var. atomaria | sensu Mudd | No | Naetrocymbe punctiformis | 1542 | LC | F | |||
| 8506 | Arthopyrenia elegans | R. Sant. in ed. | No | Collemopsidium elegans | 83 | LC NS | ||||
| 8507 | Arthopyrenia desistens | (Nyl.) A.L. Sm. (1911) | Yes | Arthopyrenia desistens | 2012 | status uncertain; probably a lichenicolous fungus | NE NR | LF | Arthopyrenia desistens | |
| 8508 | Arthopyrenia crombiei | A.L. Sm. | No | Arthopyrenia cerasi | 81 | LC NS | F | |||
| 8509 | Arthopyrenia cookei | (Linds.) Arnold | No | Muellerella lichenicola | 2116 | LC | LF | |||
| 8510 | Arthopyrenia consequens | (Nyl.) Arnold | No | Collemopsidium halodytes | 87 | LC NS | ||||
| 8511 | Arthopyrenia conoidea | (Fr.) Zahlbr. | No | Acrocordia conoidea | 33 | LC | ||||
| 8512 | Arthopyrenia colleta | (Stirt.) A.L. Sm. | No | status uncertain; type not traced | ||||||
| 8513 | Arthopyrenia cinereopruinosa | auct. brit. p.p. pre-c. 1980 [e.g. as used in original, 1976 version of RIEC] | No | Anisomeridium ranunculosporum | 1584 | name or specific epithet valid but has been misused in the past | LC | |||
| 8514 | Arthopyrenia cinereopruinosa | (Schaer.) A. Massal. (1855) | Yes | Alloarthopyrenia italica | 82 | LC | F | Arthopyrenia cinereopruinosa | ||
| 8515 | Arthopyrenia chlorococca | (Leight.) A.L. Sm. (1911) | No | Normandina chlorococca | 2837 | LC | ||||
| 8516 | Arthopyrenia cerasi | (Schrad.) A. Massal. (1852) | Yes | Arthopyrenia cerasi | 81 | LC NS | F | Arthopyrenia cerasi | ||
| 8517 | Arthopyrenia cembrina | (Anzi) Grummann ex D. Hawksw. (1980) | No | Naetrocymbe punctiformis | 1542 | LC | F | |||
| 8518 | Arthopyrenia carneobrunneola | Coppins (1988) | No | Naetrocymbe carneobrunneola | 1622 | LC NS Sc IR | Arthopyrenia carneobrunneola | |||
| 8519 | Arthopyrenia caesia | (Nyl.) Zahlbr. | No | Collemopsidium caesium | 79 | NT NR Sc | ||||
| 8520 | Arthopyrenia byssacea | (Taylor) A.L. Sm. | No | Anisomeridium biforme | 48 | LC |