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Checklist for Class Merostomata Woodward, 1866 (Horseshoe crabs)
and region USA (North America)


Class
 
Merostomata
Woodward, 1866
Horseshoe crabs, Merostomates
23
73
135
Families
Genera
Species
 
Taxom
 


List of families for USA
23 Families width 135 Species and 1 Subspecies
#PAEBRCLSDHKMW
Pterygotidae Clarke & Rue..., 191231SpeciesTaxom
Adelophthalmidae Tollerton, 19897SpeciesTaxom
Euproopidae Eller, 19389SpeciesTaxom
Belinuridae Zittel and E..., 19131SpeciesTaxom
Bellinuridae Zittel & Eas..., 19132SpeciesTaxom
Rhenopteridae Størmer, 19512SpeciesTaxom
Bunodidae Packard, 18860SpeciesTaxom
Carcinosomatidae Størmer, 19346SpeciesTaxom
Chasmataspididae Caster & Brooks, 19561SpeciesTaxom
Limulidae Leach, 1819Horseshoe Crab4SpeciesTaxom
Stylonuridae Diener, 19247SpeciesTaxom
Diploaspididae Størmer, 19721SpeciesTaxom
Drepanopteridae Kjellesvig-W..., 19661SpeciesTaxom
Eurypteridae De Kay, 182515SpeciesTaxom
Hardieopteridae Tollerton, 19893SpeciesTaxom
Hibbertopteridae Kjellesvig-W..., 19590SpeciesTaxom
Kasibelinuridae Pickett, 19930SpeciesTaxom
Kokomopteridae Kjellesvig-W..., 19661SpeciesTaxom
Mycteroptidae Cope, 18862SpeciesTaxom
Paleolimulidae Raymond, 19444SpeciesTaxom
Pseudoniscidae Packard, 18860SpeciesTaxom
Slimonidae0SpeciesTaxom
Weinberginidae Richter & Ri..., 19290SpeciesTaxom


Genera for USA
43 Genera with 135 Species
#ABCDEHJKLMPRSTW
Acutiramus Ruedemann, 19556SpeciesTaxom
Adelophthalmus Jordan, 19247SpeciesTaxom
Anacontium Raymond, 19442SpeciesTaxom
Belinurus König, 01SpeciesTaxom
Bellinurus Meek & Worthen, 18852SpeciesTaxom
Brachyopterus Størmer, 1951
0SpeciesTaxom
Bunodes Eichwald, 1854
0SpeciesTaxom
Carcinosoma Claypole, 05SpeciesTaxom
Chasmataspis Caster & Brooks, 19561SpeciesTaxom
Ciurcopterus Tetlie & Briggs, 2009
0SpeciesTaxom
Crenatolimulus Feldmann, Sc..., 20111SpeciesTaxom
Ctenopterus Clarke & Rue..., 18832SpeciesTaxom
Diploaspis Stormer, 20161SpeciesTaxom
Dorfopterus Kjellesvig-W..., 19551SpeciesTaxom
Drepanopterus Laurie, 01SpeciesTaxom
Erettopterus Salter, 19556SpeciesTaxom
Erieopterus Kjellesvig-W..., 19626SpeciesTaxom
Euproops Meek, 19445SpeciesTaxom
Eurypteria
0SpeciesTaxom
Eurypterus De Kay, 18256SpeciesTaxom
Hallipterus Kjellesvig-W..., 19632SpeciesTaxom
Hardieopterus Waterson, 01SpeciesTaxom
Hastimima White, 1908
0SpeciesTaxom
Jaekelopterus Waterston, 1964
0SpeciesTaxom
Kasibelinurus Pickett, 1993
0SpeciesTaxom
Kiaeropterus Waterston, 01SpeciesTaxom
Kokomopterus Kjellesvig-W..., 01SpeciesTaxom
Limulus Mueller, 17582SpeciesTaxom
Liomesaspis Raymond, 19441SpeciesTaxom
Megalograptus Miller, 19643SpeciesTaxom
Mycterops Cope, 19842SpeciesTaxom
Paleolimulus Dunbar, 19043SpeciesTaxom
Panduralimulus Allen & Feld..., 2005horseshoe crab1SpeciesTaxom
Paracarcinosoma Caster & Kje..., 01SpeciesTaxom
Pringlia Raymond, 19441SpeciesTaxom
Protolimulus Packard, 1886
0SpeciesTaxom
Pseudoniscus Nieszkowski, 1859
0SpeciesTaxom
Pterygotus Agassiz, 195520SpeciesTaxom
Rhenopterus Størmer, 01SpeciesTaxom
Slimonia Page, 1856
0SpeciesTaxom
Stylonurus Page, 04SpeciesTaxom
Tachypleus Leach, 17851SpeciesTaxom
Willwerathia Stormer, 1969
0SpeciesTaxom


Species list for USA
135 Species and 1 Subspecies
Acutiramus cummingsi ♰ Grote & Pitt, 1875
Acutiramus floweri ♰ Kjellesvig-W..., 1955
Acutiramus macrophthalmus ♰ Hall, 1859
Acutiramus perryensis ♰ Leutze, 1958
Acutiramus suwaneensis ♰
Acutiramus suwanneensis ♰ Kjellesvig-W..., 1955
Adelophthalmus approximatus ♰ Hall & Clarke, 1888
Adelophthalmus luceroensis ♰ Kues & Kietzke, 1981
Adelophthalmus mansfieldi ♰ Hall, 1877
Adelophthalmus mazonensis ♰ Meek & Worthen, 1868
Adelophthalmus nebraskensis ♰ Barbour, 1914
Adelophthalmus pennsylvanicus ♰ Hall, 1877
Adelophthalmus sellardsi ♰ Dunbar, 1924
Anacontium brevis ♰ Raymond, 1944
Anacontium carpenteri Raymond, 1944
Belinurus lacaei
Bellinurus danae Meek & Worthen, 1865
Bellinurus lacoei ♰ A. S. Packard, 1885
Carcinosoma ingens ♰ Claypole, 1894
Carcinosoma newlini ♰ Claypole, 1890
Carcinosoma scorpionis ♰
Carcinosoma spiniferum ♰ Kjellesvig-W..., 1962
Carcinosoma spiniferus ♰
Chasmataspis laurencii ♰ Caster & Brooks, 1956
Crenatolimulus paluxyensis Feldmann et al., 2011
Ctenopterus cestrotus ♰ Clarke, 1907
Ctenopterus lacoana ♰ Claypole, 1883
Diploaspis praecursor Lamsdell & B..., 2016
Dorfopterus angusticollis ♰ Kjellesvig-W..., 1955
Drepanopterus nodosus ♰
Erettopterus exophthalmus ♰ Kjellesvig-W..., 1966
Erettopterus globiceps ♰ Clarke & Rue..., 1912
Erettopterus grandis ♰ Pohlman, 1881
Erettopterus saetiger ♰ Kjellesvig-W..., 1964
Erettopterus serratus ♰ Kjellesvig-W..., 1961
Erettopterus waylandsmithi ♰ Kjellesvig-W..., 1955
Erieopterus eriensis ♰ Whitfield, 1882
Erieopterus hypsophthalmus ♰ Kjellesvig-W..., 1958
Erieopterus latus ♰ Ruedemann, 1935
Erieopterus limuloides ♰ Kjellesvig-W..., 1948
Erieopterus microphthalmus ♰ Hall, 1859
Erieopterus turgidus ♰ Stumm & Kjel..., 1962
Euproops danae ♰ T. Ambrose, 1972
Euproops darrahi Raymond, 1944
Euproops laevicula Raymond, 1944
Euproops laticephalus Raymond, 1944
Euproops thompsoni Raymond, 1944
Eurypterus dekayi ♰ Hall, 1859
Eurypterus laculatus ♰ Kjellesvig-W..., 1958
Eurypterus lacustris ♰ Harlan, 1834
Eurypterus ornatus ♰ Leutze, 1958
Eurypterus pittsfordensis ♰ Sarle, 1903
Eurypterus remipes ♰ Dekay, 1825
Hallipterus excelsior ♰ E.N. Kjelles..., 1963
Hallipterus lacoanus ♰ E.N. Kjelles..., 1963
Hardieopterus myops ♰
Kiaeropterus otisius ♰
Kokomopterus longicaudatus ♰
Limulus coffini Reeside & Ha..., 1952
Limulus polyphemus Linnaeus, 1758American Horseshoe Crab
Liomesaspis laevis ♰ Raymond, 1944
Megalograptus ohioensis ♰ Caster & Kje..., 1955
Megalograptus shideleri Caster & Kje..., 1964
Megalograptus williamsae Caster & Kje..., 1964
Mycterops ordinatus ♰ Cope, 1886
Mycterops whitei ♰ Schram, 1984
Paleolimulus avitus ♰ Dunbar, 1923
Paleolimulus longispinus ♰ F. R. Schram, 1979
Paleolimulus signatus ♰ C. E. Beecher, 1904
Panduralimulus babcocki ♰ J. G. Allen, 2005Horseshoe crab
Paracarcinosoma scorpionis ♰
Pringlia bispinosa Raymond, 1944
Pterygotus (Erettopterus) serratus ♰
Pterygotus (Pterygotus) carmani ♰ Kjellesvig-W..., 1961
Pterygotus (Pterygotus) elleri ♰
Pterygotus (Pterygotus) howelli ♰
Pterygotus (Pterygotus) montanensis ♰
Pterygotus acuticaudatus (Pohlman, 1882)⇒ Acutiramus cummingsi Grote & Pitt, 1875
Pterygotus buffaloensis (Pohlman, 1881)⇒ Acutiramus cummingsi Grote & Pitt, 1875
Pterygotus cobbi ♰ var. juvenis..., 1912
Pterygotus cobbi juvenis Clarke & Rue..., 1912
Pterygotus cummingsi ♰ Grote & Pitt, 1875
Pterygotus floridanus ♰ Kjellesvig-W..., 1950
Pterygotus floweri Kjellesvig-W..., 1955
Pterygotus juvensis ♰
Pterygotus marylandicus ♰ Kjellesvig-W..., 1964
Pterygotus monroensis ♰ Sarle, 1902
Pterygotus osborni (Hall, 1859)⇒ Acutiramus macrophthalmus Hall, 1859
Pterygotus princetonii Ruedemann, 1934
Pterygotus quadraticaudatus (Pohlman, 1882)⇒ Acutiramus cummingsi Grote & Pitt, 1875
Pterygotus ventricosus ♰
Pterygotus waylandsmithi ♰ Kjellesvig-W..., 1955
Rhenopterus maccarthyi ♰
Stylonurus alveolatus
Stylonurus arnoldi ♰
Stylonurus beecheri ♰
Stylonurus wrightianus ♰
Tachypleus gigas Müller, 1785Coastal horseshoe crab

Subnodes of Merostomata with occurrences in USA
OrderChasmataspidida ♰
Caster & Brooks, 1956
Chasmataspids
1
1
1
Family
Genus
Species

Taxom

OrderEurypterida ♰
Burmeister, 1843
Eurypterids, Sea scorpions
12
42
103
Families
Genera
Species

Taxom

OrderXiphosura
Latreille, 1802
Horseshoe crabs
10
19
22
Families
Genera
Species

Taxom



Links, sources and further information
Merostomata at artfakta.se
Merostomata at dyntaxa.se
Merostomata at gbif.org
Merostomata at irmng.org
Merostomata at itis.gov
Merostomata at marinespecies.org