WoRMS taxon details
Monadenia fidelis (J. E. Gray, 1834)
1079681 (urn:lsid:marinespecies.org:taxname:1079681)
accepted
Species
Aglaja fidelis (J. E. Gray, 1834) · unaccepted > superseded combination
Epiphragmophora fidelis (J. E. Gray, 1834) · unaccepted (unaccepted combination)
Helix (Aglaja) fidelis (J. E. Gray, 1834) · unaccepted > superseded combination
Helix fidelis J. E. Gray, 1834 · unaccepted > superseded combination
Monadenia fidelis semialba J. Henderson, 1929 · unaccepted > junior subjective synonym
- Subspecies Monadenia fidelis baxteriana Talmadge, 1954
- Subspecies Monadenia fidelis celeuthia S. S. Berry, 1927
- Subspecies Monadenia fidelis fidelis (J. E. Gray, 1834)
- Subspecies Monadenia fidelis flava (Hemphill, 1892)
- Subspecies Monadenia fidelis leonina S. S. Berry, 1937
- Subspecies Monadenia fidelis minor (W. G. Binney, 1885)
- Subspecies Monadenia fidelis pronotis S. S. Berry, 1931
- Subspecies Monadenia fidelis smithiana S. S. Berry, 1940
- Subspecies Monadenia fidelis beryllica E. P. Chace & E. M. Chace, 1935 accepted as Monadenia fidelis flava (Hemphill, 1892) (unaccepted > junior subjective synonym)
- Subspecies Monadenia fidelis callidina S. S. Berry, 1940 accepted as Monadenia infumata callidina S. S. Berry, 1940
- Subspecies Monadenia fidelis columbiana Pilsbry, 1939 accepted as Monadenia fidelis fidelis (J. E. Gray, 1834)
- Forma Monadenia fidelis f. badia Pilsbry, 1939 accepted as Monadenia infumata subcarinata (Hemphill, 1892) accepted as Monadenia subcarinata (Hemphill, 1892)
- Forma Monadenia fidelis f. coloba Pilsbry, 1939 accepted as Monadenia infumata subcarinata (Hemphill, 1892) accepted as Monadenia subcarinata (Hemphill, 1892)
- Subspecies Monadenia fidelis klamathica S. S. Berry, 1937 accepted as Monadenia infumata ochromphalus S. S. Berry, 1937 accepted as Monadenia ochromphalus S. S. Berry, 1937 (unaccepted > junior subjective synonym)
- Subspecies Monadenia fidelis ochromphalus S. S. Berry, 1937 accepted as Monadenia ochromphalus S. S. Berry, 1937 (unaccepted > junior subjective synonym)
- Subspecies Monadenia fidelis salmonensis Talmadge, 1954 accepted as Monadenia infumata ochromphalus S. S. Berry, 1937 accepted as Monadenia ochromphalus S. S. Berry, 1937
- Subspecies Monadenia fidelis scottiana S. S. Berry, 1940 accepted as Monadenia fidelis leonina S. S. Berry, 1937 (unaccepted > junior subjective synonym)
- Subspecies Monadenia fidelis semialba J. Henderson, 1929 accepted as Monadenia fidelis (J. E. Gray, 1834) (unaccepted > junior subjective synonym)
- Subspecies Monadenia fidelis trinidadensis Talmadge, 1947 accepted as Monadenia infumata trinidadensis Talmadge, 1947
(of Helix fidelis J. E. Gray, 1834) Gray, J. E. (1834). [Exhibition of an extensive series of land and freshwater shells regarded as hitherto undescribed]. <em>Proceedings of the Zoological Society of London.</em> (1834) 2: 63-68., available online at https://biodiversitylibrary.org/page/12859659
page(s): 67 [details]
page(s): 67 [details]
MolluscaBase eds. (2025). MolluscaBase. Monadenia fidelis (J. E. Gray, 1834). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1079681 on 2025-05-15
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Nomenclature
original description
(of Helix fidelis J. E. Gray, 1834) Gray, J. E. (1834). [Exhibition of an extensive series of land and freshwater shells regarded as hitherto undescribed]. <em>Proceedings of the Zoological Society of London.</em> (1834) 2: 63-68., available online at https://biodiversitylibrary.org/page/12859659
page(s): 67 [details]
page(s): 67 [details]
Taxonomy
status source
Sullivan, R.M. (2021). Phylogenetic relationships among subclades within the Trinity bristle snail species complex, riverine barriers, and re-classification. <em>California Fish and Wildlife.</em> Special CESA Issue: 107-145., available online at http://www.doi.org/10.51492/cfwj.cesasi.6 [details] Available for editors 
[request]
[request]Other
additional source
Chace, E. P. & Chase, E. M. (1933). A variable colony of <i>Monadenia fidelis</i> (Gray). <em>The Nautilus.</em> 46(4): 142-144., available online at https://www.biodiversitylibrary.org/page/8519501 [details]
additional source Cockerell, T. D. A. (1935). <i>Monadenia fidelis</i> (Gray). <em>The Nautilus.</em> 49(1): 35., available online at https://www.biodiversitylibrary.org/page/8527666 [details]
additional source Eyerdam, W. J. (1940). The northern range of <i>Monadenia fidelis</i> Gray. <em>The Nautilus.</em> 53(3): 107., available online at https://www.biodiversitylibrary.org/page/8516401 [details]
additional source Branson, R. M. (1983). Geographic variation of banding and color morphs in <i>Monadenia fidelis</i> (Gray, 1934). <em>The Veliger.</em> 25(4): 349-355, 1 pl., 1 text-fig., available online at https://www.biodiversitylibrary.org/page/42517293 [details]
additional source Webb, G. R. (1966). Courtship between <i>Monadenia fidelis</i> and <i>M. infumata</i>. <em>The Nautilus.</em> 79(3): 103-105., available online at https://www.biodiversitylibrary.org/page/8517524 [details]
additional source Cockerell, T. D. A. (1935). <i>Monadenia fidelis</i> (Gray). <em>The Nautilus.</em> 49(1): 35., available online at https://www.biodiversitylibrary.org/page/8527666 [details]
additional source Eyerdam, W. J. (1940). The northern range of <i>Monadenia fidelis</i> Gray. <em>The Nautilus.</em> 53(3): 107., available online at https://www.biodiversitylibrary.org/page/8516401 [details]
additional source Branson, R. M. (1983). Geographic variation of banding and color morphs in <i>Monadenia fidelis</i> (Gray, 1934). <em>The Veliger.</em> 25(4): 349-355, 1 pl., 1 text-fig., available online at https://www.biodiversitylibrary.org/page/42517293 [details]
additional source Webb, G. R. (1966). Courtship between <i>Monadenia fidelis</i> and <i>M. infumata</i>. <em>The Nautilus.</em> 79(3): 103-105., available online at https://www.biodiversitylibrary.org/page/8517524 [details]
Present Present in aphia/obis/gbif/idigbio Inaccurate Introduced: alien Containing type locality
