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Caenis {genus} -
Arthropoda
;
Insecta
;
Ephemeroptera
;
Caenidae
;
Caeninae
;
Print
Search Taxonomy
Sub-taxa
Species (64)
Caenis (macrura) sp. MAA [34]
Caenis (macrura) sp. MAA01 [19]
Caenis (macrura) sp. MAA02 [2]
Caenis (macrura) sp. MAA03 [2]
Caenis (macrura) sp. MAA04 [4]
Caenis (macrura) sp. MAA05 [55]
Caenis amica [54]
Caenis anceps [14]
Caenis argillosa [7]
Caenis bajaensis [7]
Caenis berneri [1]
Caenis beskidensis [22]
Caenis bicornis [3]
Caenis brevipes [1]
Caenis capensis [1]
Caenis cf. luctuosa [3]
Caenis cf. rivolorum [1]
Caenis diminuta [89]
Caenis eglinensis [4]
Caenis hilaris [10]
Caenis horaria [75]
Caenis kopetdagi [1]
Caenis lactea [22]
Caenis latipennis [631]
Caenis lubrica [2]
Caenis luctuosa [77]
Caenis macrura [38]
Caenis macrura group sp. SC-2016 [3]
Caenis macrura group sp. SC2014 [4]
Caenis martae [4]
Caenis pseudorivulorum [56]
Caenis punctata [19]
Caenis pusilla [17]
Caenis rivulorum [44]
Caenis robusta [61]
Caenis sp. [20]
Caenis sp.1 [4]
Caenis sp. 1 [8]
Caenis sp. 2 [1]
Caenis sp. 3 [3]
Caenis sp. 4 [10]
Caenis sp. 5 [8]
Caenis sp. 6 [3]
Caenis sp. 7 [1]
Caenis sp. 8 [2]
Caenis sp. 9 [1]
Caenis sp. 11 [8]
Caenis sp. A SWRC [4]
Caenis sp. BOLDAAA7515 [14]
Caenis sp. BOLDACG8810 [5]
Caenis sp. JYZ-2018 [1]
Caenis sp. PS-2020 [1]
Caenis sp. ROM 2010566 EMO036 [1]
Caenis sp. SLB-2003 [1]
Caenis sp. UASWS1901 [1]
Caenis sp.XZ1 [1]
Caenis sp. YJ-2009 [2]
Caenis sp. gmycM3 [3]
Caenis sp1 [1]
Caenis sp2 [1]
Caenis spPARA1 [2]
Caenis spPARA2 [1]
Caenis tardata [10]
Caenis youngi [166]
Taxon Description (Wikipedia)
full article at Wikipedia
BOLD Stats
Specimen Records:
3,664
Public Records:
1,154
Specimens with Sequences:
3,339
Public Species:
42
Specimens with Barcodes:
3,287
Public BINs:
84
Species:
64
Species With Barcodes:
56
Species List - Progress
Access Published & Released Data
Contributors (Specimens & Sequencing)
Specimen Depositories:
Sequencing Labs:
Imagery
images representing subtaxa of Caenis
(
Caenis youngi
)
Sample ID:
10BBEPT-0120
License:
CreativeCommons - Attribution (2010)
License Holder:
CBG Photography Group, Centre for Biodiversity Genomics
Collection Sites
Collected from 28 countries.
Top 20:
Show All Countries
Canada
1876
Portugal
12
Thailand
4
United States
236
Costa Rica
10
Algeria
4
Iraq
116
Netherlands
9
Myanmar
4
China
51
Norway
8
Bulgaria
3
Morocco
48
Taiwan
7
Paraguay
3
Germany
33
South Africa
7
Armenia
2
Colombia
24
Panama
6
![(Caenis (macrura) sp. MAA03 - BMIKU-0081) @11 [ ] Unspecified (default): All Rights Reserved Unspecified Unspecified](http://uni.boldsystems.org/pics/_w70/BMIKU/BMIKU_0081_lateral%2B1265209388.jpg "(Caenis (macrura) sp. MAA03 - BMIKU-0081) {} [ ] Unspecified (default): All Rights Reserved")
![(Caenis amica - FAMUBOLD0084) @14 [ ] CreativeCommons - Attribution (2016) CBG Photography Group Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/FAMAY/FAMUBOLD0084%2B1480345380.jpg "(Caenis amica - FAMUBOLD0084) {} [ ] CreativeCommons - Attribution (2016)")
![(Caenis anceps - 09ELEPT-028) @13 [ ] CreativeCommons - Attribution (2009) Unspecified Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/ELPYO/09elept-028%2B1255457974.JPG "(Caenis anceps - 09ELEPT-028) {} [ ] CreativeCommons - Attribution (2009)")
![(Caenis bajaensis - BIOUG00637-F10) @12 [ ] CreativeCommons - Attribution (2011) CBG Photography Group Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/BKMAY/BIOUG00637F10%2B1308278636.jpg "(Caenis bajaensis - BIOUG00637-F10) {} [ ] CreativeCommons - Attribution (2011)")
![(Caenis berneri - LIM 650B) @11 [ ] CreativeCommons - Attribution (2019) CBG Photography Group Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/ALMSA/LIM_650B%2B1563983820.jpg "(Caenis berneri - LIM 650B) {} [ ] CreativeCommons - Attribution (2019)")
![(Caenis beskidensis - BCZSM_EPH_0110) @12 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015) Unspecified SNSB, Zoologische Staatssammlung Muenchen](http://uni.boldsystems.org/pics/_w70/FBAQU/BCZSM_EPH_0110%2B1358187260.jpg "(Caenis beskidensis - BCZSM_EPH_0110) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015)")
![(Caenis bicornis - 2023EPH_016_ECS016_a) @11 [ ] Copyright (2025) Mathew Seymour The University of Hong Kong](http://uni.boldsystems.org/pics/_w70/HKMAY/2023EPH016_ECS016_a1%2B1747897040.jpg "(Caenis bicornis - 2023EPH_016_ECS016_a) {} [ ] Copyright (2025)")
![(Caenis brevipes - LIM 758P) @11 [ ] CreativeCommons - Attribution (2019) CBG Photography Group Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/ALMSA/LIM_758P%2B1563988560.jpg "(Caenis brevipes - LIM 758P) {} [ ] CreativeCommons - Attribution (2019)")
![(Caenis capensis - TSR254H) @11 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2012) Helen James Albany Museum](http://uni.boldsystems.org/pics/_w70/SAFEP/TSR254H%2B1368925392.jpg "(Caenis capensis - TSR254H) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2012)")
![(Caenis cf. luctuosa - FIEPHE-2018F093) @11 [ ] CreativeCommons - Attribution Non-Commercial (2019) Aki Rinne Unspecified](http://uni.boldsystems.org/pics/_w70/LEFIJ/FIEPHE-2018F093%2B1569524444.JPG "(Caenis cf. luctuosa - FIEPHE-2018F093) {} [ ] CreativeCommons - Attribution Non-Commercial (2019)")
![(Caenis cf. rivolorum - ARin-2019F040) @11 [ ] by-nc (2021) Aki Rinne University of Oulu](http://uni.boldsystems.org/pics/_w70/LEFIJ/ARin-2019F040%2B1627415144.JPG "(Caenis cf. rivolorum - ARin-2019F040) {} [ ] by-nc (2021)")
![(Caenis diminuta - 08INHSE-0096) @11 [ ] CreativeCommons - Attribution (2009) Unspecified Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/INHSE/08nhse-0096%2B1245782638.JPG "(Caenis diminuta - 08INHSE-0096) {} [ ] CreativeCommons - Attribution (2009)")
![(Caenis eglinensis - BIOUG00637-E02) @12 [ ] CreativeCommons - Attribution (2011) CBG Photography Group Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/WEAI/BIOUG00637E02%2B1308278630.jpg "(Caenis eglinensis - BIOUG00637-E02) {} [ ] CreativeCommons - Attribution (2011)")
![(Caenis hilaris - BIOUG00639-B11) @12 [ ] CreativeCommons - Attribution (2011) CBG Photography Group Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/WEAI/BIOUG00639-B11%2B1310501934.jpg "(Caenis hilaris - BIOUG00639-B11) {} [ ] CreativeCommons - Attribution (2011)")
![(Caenis horaria - TRD-Eph10) @13 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015) NTNU University Museum, Department of Natural History NTNU University Museum, Department of Natural History](http://uni.boldsystems.org/pics/_w70/TRDEP/TRD-Eph10%2B1441388968.jpg "(Caenis horaria - TRD-Eph10) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015)")
![(Caenis kopetdagi - SMNS_EPH_007721_V_1) @11 [ ] Copyright (2019) Unspecified State Museum of Natural History Stuttgart](http://uni.boldsystems.org/pics/_w70/EPHIR/007721%2B1571839123.jpg "(Caenis kopetdagi - SMNS_EPH_007721_V_1) {} [ ] Copyright (2019)")
![(Caenis lactea - GBOL03677) @12 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015) Unspecified SNSB, Zoologische Staatssammlung Muenchen](http://uni.boldsystems.org/pics/_w70/GBEPT/GBOL03677%2B1397077142.jpg "(Caenis lactea - GBOL03677) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015)")
![(Caenis latipennis - 10BGMAY-066) @14 [ ] CreativeCommons - Attribution (2010) Unspecified Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/ECEPH/10bgmay-0066%2B1270057498.JPG "(Caenis latipennis - 10BGMAY-066) {} [ ] CreativeCommons - Attribution (2010)")
![(Caenis lubrica - 2023EPH_036_ECS003_a) @11 [ ] Copyright (2025) Mathew Seymour The University of Hong Kong](http://uni.boldsystems.org/pics/_w70/HKMAY/2023EPH036_ECS003_a1%2B1747901979.jpg "(Caenis lubrica - 2023EPH_036_ECS003_a) {} [ ] Copyright (2025)")
![(Caenis luctuosa - BCZSMAQU001062) @13 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015) Unspecified SNSB, Zoologische Staatssammlung Muenchen](http://uni.boldsystems.org/pics/_w70/FBAQU/BCZSMAQU001062%2B1344547620.jpg "(Caenis luctuosa - BCZSMAQU001062) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015)")
![(Caenis macrura - GBOL03401) @13 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015) Unspecified SNSB, Zoologische Staatssammlung Muenchen](http://uni.boldsystems.org/pics/_w70/GBEPT/GBOL03401%2B1386959374.jpg "(Caenis macrura - GBOL03401) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015)")
![(Caenis macrura group sp. SC2014 - Caenis macrura group sp.) @11 [ ] Unspecified (default): All Rights Reserved Unspecified Unspecified](http://uni.boldsystems.org/pics/_w70/SBAM/Caenis_Ventrale_Segone_28_10_2022%2B1667019830.jpg "(Caenis macrura group sp. SC2014 - Caenis macrura group sp.) {} [ ] Unspecified (default): All Rights Reserved")
![(Caenis pseudorivulorum - BC ZSM AQU 00794) @12 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2010) Unspecified SNSB, Zoologische Staatssammlung Muenchen](http://uni.boldsystems.org/pics/_w70/FBAQU/BCZSMAQU00794%2B1278429720.JPG "(Caenis pseudorivulorum - BC ZSM AQU 00794) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2010)")
![(Caenis punctata - 09NBMAY-0207) @13 [ ] CreativeCommons - Attribution (2009) Unspecified Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/EPHNB/09nbmay-0207%2B1236197208.JPG "(Caenis punctata - 09NBMAY-0207) {} [ ] CreativeCommons - Attribution (2009)")
![(Caenis pusilla - BC ZSM AQU 00795) @12 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2010) Unspecified SNSB, Zoologische Staatssammlung Muenchen](http://uni.boldsystems.org/pics/_w70/FBAQU/BCZSMAQU00795%2B1278429850.JPG "(Caenis pusilla - BC ZSM AQU 00795) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2010)")
![(Caenis rivulorum - GBOL00643) @12 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015) Unspecified SNSB, Zoologische Staatssammlung Muenchen](http://uni.boldsystems.org/pics/_w70/GBEPT/GBOL00643%2B1368811100.jpg "(Caenis rivulorum - GBOL00643) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2015)")
![(Caenis robusta - BC ZSM AQU 00082) @12 [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2010) Unspecified SNSB, Zoologische Staatssammlung Muenchen](http://uni.boldsystems.org/pics/_w70/FBAQU/BCZSMAQU00082%2B1249471816.jpg "(Caenis robusta - BC ZSM AQU 00082) {} [ ] CreativeCommons - Attribution Non-Commercial Share-Alike (2010)")
![(Caenis sp - INB0004358286) @13 [ ] Copyright (2013) M. Zumbado Instituto Nacional de Biodiversidad](http://uni.boldsystems.org/pics/_w70/MZCRI/INB0004358286%2B1372171306.JPG "(Caenis sp - INB0004358286) {} [ ] Copyright (2013)")
![(Caenis sp. A SWRC - 16-SWRC-0325) @11 [ ] CreativeCommons - Attribution (2010) Stroud Water Research Center (SWRC) Stroud Water Research Center (SWRC)](http://uni.boldsystems.org/pics/_w70/BHT/16_SWRC_0325%2B1552657964.JPG "(Caenis sp. A SWRC - 16-SWRC-0325) {} [ ] CreativeCommons - Attribution (2010)")
![(Caenis sp. BOLDAAA7515 - BIOUG02691-G11) @13 [ ] CreativeCommons - Attribution (2013) Gillian Martin Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/GMEAP/BIOUG02691-G11%2B1370008206.jpg "(Caenis sp. BOLDAAA7515 - BIOUG02691-G11) {} [ ] CreativeCommons - Attribution (2013)")
![(Caenis sp. BOLDACG8810 - BIOUG02692-B07) @13 [ ] CreativeCommons - Attribution (2012) Gillian Martin Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/GMEAP/BIOUG02692-B07%2B1351532106.jpg "(Caenis sp. BOLDACG8810 - BIOUG02692-B07) {} [ ] CreativeCommons - Attribution (2012)")
![(Caenis sp.XZ1 - 08ONMAY-0160) @12 [ ] CreativeCommons - Attribution (2009) Unspecified Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/ONMAY/0084%2B1242828072.JPG "(Caenis sp.XZ1 - 08ONMAY-0160) {} [ ] CreativeCommons - Attribution (2009)")
![(Caenis spPARA1 - BIOUG00642-A08) @12 [ ] CreativeCommons - Attribution (2011) CBG Photography Group Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/LJNTE/BIOUG00642-A08%2B1320686832.jpg "(Caenis spPARA1 - BIOUG00642-A08) {} [ ] CreativeCommons - Attribution (2011)")
![(Caenis spPARA2 - BIOUG00642-B06) @13 [ ] CreativeCommons - Attribution (2011) CBG Photography Group Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/LJNTE/BIOUG00642-B06%2B1320686960.jpg "(Caenis spPARA2 - BIOUG00642-B06) {} [ ] CreativeCommons - Attribution (2011)")
![(Caenis tardata - BIOUG00641-H05) @11 [ ] CreativeCommons - Attribution (2011) Jeffrey M. Webb Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/SWAMI/BIOUG00641-H05b%2B1314816598.jpg "(Caenis tardata - BIOUG00641-H05) {} [ ] CreativeCommons - Attribution (2011)")
![(Caenis youngi - 10BBEPT-0120) @15 [ ] CreativeCommons - Attribution (2010) CBG Photography Group Centre for Biodiversity Genomics](http://uni.boldsystems.org/pics/_w70/BBEPT/10bbept-0120%2B1294148130.jpg "(Caenis youngi - 10BBEPT-0120) {} [ ] CreativeCommons - Attribution (2010)")
