Checklist for Order Asaphida Salter, 1864
and region Canada (North America)
List of families for Canada
23 Families width 194 Species #CARPEINDSTHL
| Catillicephalidae Raymond, 1938 | | 24 | Species | Taxom | | Alsataspididae Turner, 1940 | | 3 | Species | Taxom | | Raphiophoridae Angelin, 1854 | | 13 | Species | Taxom | | Asaphidae Burmeister, 1843 | | 45 | Species | Taxom | | Pterocephaliidae Kobayashi, 1935 | | 14 | Species | Taxom | | Remopleurididae Hawle & Corda, 1847 | | 21 | Species | Taxom | | Eurekiidae Hupé, 1953 | | 6 | Species | Taxom | | Idahoiidae LOCHMAN, 1956 | | 8 | Species | Taxom | | Nileidae Angelin, 1854 | | 10 | Species | Taxom | | Dikelocephalidae Miller, 1889 | | 4 | Species | Taxom | | Saukiidae ULRICH & RESSER, 1930 | | 2 | Species | Taxom | | Ceratopygidae LINNARSSON, 1869 | | 0 | Species | Taxom | | Ptychaspididae Raymond, 1924 | | 14 | Species | Taxom | | Parabolinoididae LOCHMAN, 1956 | | 9 | Species | Taxom | | Trinucleidae Hawle & Corda, 1847 | | 10 | Species | Taxom | | Dikelokephalinidae Kobayashi, 1936 | | 0 | Species | Taxom | | Dionididae Gürich, 1907 | | 0 | Species | Taxom | | Aphelaspididae Palmer, 1960 | | 4 | Species | Taxom | | Anomocaridae Poulsen, 1927 | | 2 | Species | Taxom | | Cyclopygidae Raymond, 1925 | | 2 | Species | Taxom | | Hungaiidae Raymond, 1924 | | 2 | Species | Taxom | | Liostracinidae (Raymond, 1937) | | 0 | Species | Taxom | | Loganellidae Halstead, 1993 | | 1 | Species | Taxom |
Genera for Canada
157 Genera with 194 Species #ABCDEGHIJKLMNOPRSTVWXYZ
| Acheilops ULRICH, 1986 | | 1 | Species | Taxom | | Alsataspis Turner, 0 | | 1 | Species | Taxom | | Ampyx Dalman, 1955 | | 2 | Species | Taxom | Ampyxina Ulrich, 1922 | | 0 | Species | Taxom | | Ampyxoides Whittington, 1865 | | 2 | Species | Taxom | | Anataphrus Whittington, 1972 | | 2 | Species | Taxom | | Anechocephalus Palmer, 1965 | | 1 | Species | Taxom | | Anisonotella Whittington, 1865 | | 1 | Species | Taxom | | Apatokephaloides Raymond, 0 | | 2 | Species | Taxom | | Apatokephalus BRÖGGER, 1989 | | 1 | Species | Taxom | | Aphelaspis Resser, 1962 | | 1 | Species | Taxom | Asaphellus CALLAWAY, 1877 | | 0 | Species | Taxom | | Asaphus Brongniart, 1843 | | 3 | Species | Taxom | | Aulacoparia HINTZE & JAA..., 1989 | | 1 | Species | Taxom | | Basilicus Salter, 1913 | | 2 | Species | Taxom | | Basiliella Kobayashi, 1968 | | 1 | Species | Taxom | | Bayfieldia Clark, 0 | | 3 | Species | Taxom | | Bellaspidella Rasetti, 1945 | | 1 | Species | Taxom | | Bellefontia ULRICH, 0 | | 1 | Species | Taxom | Birmanites Sheng, 1934 | | 0 | Species | Taxom | | Blosyropsis Whittington, 1965 | | 1 | Species | Taxom | | Borthaspidella Rasetti, 1954 | | 1 | Species | Taxom | | Briscoia Walcott, 1924 | | 3 | Species | Taxom | | Calculites FORTEY, 1983 | | 1 | Species | Taxom | Calvinella Walcott, 1914 | | 0 | Species | Taxom | Camaraspis ULRICH & RESSER, 1924 | | 0 | Species | Taxom | | Carinocranium Dean, 1989 | | 1 | Species | Taxom | | Catillicephalites Rasetti, 1963 | | 1 | Species | Taxom | Ceratopyge Hawle & Corda, 1847 | | 0 | Species | Taxom | Cnemidopyge WHITTARD, 1955 | | 0 | Species | Taxom | | Comanchia FREDERICKSON, 0 | | 1 | Species | Taxom | Conaspis Hall, 1863 | | 0 | Species | Taxom | | Corbinia Walcott, 1924 | | 1 | Species | Taxom | Croixana Nelson, 1951 | | 0 | Species | Taxom | | Cryptoderaspis Rasetti, 1946 | | 1 | Species | Taxom | Cryptolithoides Whittington, 1941 | | 0 | Species | Taxom | | Cryptolithus Green, 1832 | | 6 | Species | Taxom | | Dikelocephalus Owen, 1852 | | 1 | Species | Taxom | Dikelokephalina BRÖGGER, 1896 | | 0 | Species | Taxom | Dionide Barrande, 1847 | | 0 | Species | Taxom | | Distazeris Raymond, 1937 | | 1 | Species | Taxom | | Dytremacephalus Palmer, 1965 | | 2 | Species | Taxom | Ekeraspis TJERNVIK, 1956 | | 0 | Species | Taxom | | Elkanaspis LUDVIGSEN, 1982 | | 1 | Species | Taxom | | Ellsaspis Rasetti, 1945 | | 1 | Species | Taxom | | Endymionia BILLINGS, 1925 | | 1 | Species | Taxom | | Eorobergia Cooper, 1925 | | 3 | Species | Taxom | Erixanium Öpik, 1963 | | 0 | Species | Taxom | Eugonocare Whitehouse, 1939 | | 0 | Species | Taxom | | Euptychaspis ULRICH, 1931 | | 1 | Species | Taxom | | Eurekia Walcott, 0 | | 2 | Species | Taxom | | Globampyx FORTEY, 1978 | | 1 | Species | Taxom | | Glyphaspis Poulsen, 0 | | 1 | Species | Taxom | Hemigyraspis Raymond, 1910 | | 0 | Species | Taxom | | Heterocyclopyge MAREK, 1930 | | 1 | Species | Taxom | | Homotelus Raymond, 1832 | | 2 | Species | Taxom | | Housia Walcott, 0 | | 1 | Species | Taxom | | Hungaia Walcott, 1865 | | 2 | Species | Taxom | | Hypodicranotus Whittington, 1875 | | 1 | Species | Taxom | | Idahoia Walcott, 1852 | | 2 | Species | Taxom | | Isoteloides Raymond, 1989 | | 4 | Species | Taxom | | Isotelus Dekay, 1882 | | 6 | Species | Taxom | | Jubileia Kobayashi, 1938 | | 1 | Species | Taxom | | Kainella Walcott, 1874 | | 2 | Species | Taxom | | Kathleenella LUDVIGSEN, 1982 | | 2 | Species | Taxom | Kayseraspis Harrington, 1938 | | 0 | Species | Taxom | | Keithia Raymond, 0 | | 2 | Species | Taxom | | Keithiella Rasetti, 0 | | 2 | Species | Taxom | Kendallina BERG, 1959 | | 0 | Species | Taxom | | Kobayashia Harrington, 0 | | 1 | Species | Taxom | | Labiostria Palmer, 1998 | | 2 | Species | Taxom | | Lachnostoma Ross, 1951 | | 1 | Species | Taxom | | Lingukainella Kobayashi, 1953 | | 1 | Species | Taxom | Liostracinoides Raymond, 1937 | | 0 | Species | Taxom | | Listroa Palmer, 1962 | | 1 | Species | Taxom | | Litocephalus Resser, 0 | | 1 | Species | Taxom | | Loganellus DEVINE, 1863 | | 1 | Species | Taxom | | Lonchodomas Angelin, 1865 | | 4 | Species | Taxom | | Macronoda LOCHMAN, 1964 | | 1 | Species | Taxom | | Matania Rasetti, 1946 | | 1 | Species | Taxom | Megistaspis Jaanusson, 1956 | | 0 | Species | Taxom | | Menoparia Ross, 1989 | | 1 | Species | Taxom | | Minkella LOCHMAN & HU, 0 | | 4 | Species | Taxom | | Monocheilus Resser, 1926 | | 1 | Species | Taxom | | Nahannia CHATTERTON &..., 1976 | | 2 | Species | Taxom | | Naustia LUDVIGSEN, 1982 | | 1 | Species | Taxom | Nileoides Raymond, 1920 | | 0 | Species | Taxom | | Nileus Dalman, 1865 | | 5 | Species | Taxom | | Niobe Angelin, 1865 | | 2 | Species | Taxom | | Niobella Reed, 1866 | | 1 | Species | Taxom | | Noelaspis LUDVIGSEN & ..., 1989 | | 1 | Species | Taxom | Ogygiocaris Angelin, 1854 | | 0 | Species | Taxom | | Ogygites Tromelin & L..., 1847 | | 1 | Species | Taxom | | Olenaspella Wilson, 1962 | | 2 | Species | Taxom | Olentella Ivshin, 1956 | | 0 | Species | Taxom | Onchonotellus LERMONTOVA, 1951 | | 0 | Species | Taxom | | Onchonotopsis Rasetti, 1946 | | 2 | Species | Taxom | | Onchonotus Raymond, 1913 | | 1 | Species | Taxom | Onnia BANCROFT, 1933 | | 0 | Species | Taxom | Orometopus BRÖGGER, 1898 | | 0 | Species | Taxom | | Orygmaspis Resser, 0 | | 2 | Species | Taxom | | Parabellefontia HINTZE, 1953 | | 1 | Species | Taxom | | Parabolinoides FREDERICKSON, 1949 | | 1 | Species | Taxom | | Parahousia Palmer, 1965 | | 1 | Species | Taxom | | Paratretaspis Dean, 1973 | | 1 | Species | Taxom | | Pemphigaspis Hall, 1951 | | 1 | Species | Taxom | | Peracheilus LUDVIGSEN, 1945 | | 6 | Species | Taxom | | Peraspis Whittington, 1973 | | 3 | Species | Taxom | | Phylacops COOPER & KINDLE, 1936 | | 1 | Species | Taxom | Plectrella LUDVIGSEN & ..., 1989 | | 0 | Species | Taxom | | Poronileus FORTEY, 1975 | | 1 | Species | Taxom | Praepatokephalus LOCHMAN, 1964 | | 0 | Species | Taxom | | Presbynileus HINTZE, 1989 | | 1 | Species | Taxom | Princetonella LOCHMAN, 1953 | | 0 | Species | Taxom | Proceratopyge WALLERIUS, 1895 | | 0 | Species | Taxom | Proricephalus WESTROP, 1986 | | 0 | Species | Taxom | | Prosaukia ULRICH & RESSER, 1852 | | 1 | Species | Taxom | Protopresbynileus HINTZE, 1954 | | 0 | Species | Taxom | | Pseudogygites Kobayashi, 1847 | | 3 | Species | Taxom | | Pterocephalia Resser, 1852 | | 2 | Species | Taxom | | Pterocephalops LIN & ZHANG, 1944 | | 1 | Species | Taxom | | Ptychaspis Hall, 0 | | 4 | Species | Taxom | | Ptychocephalus accepted as ..., 1951 | | 1 | Species | Taxom | Ptyocephalus Whittington, 1948 | | 0 | Species | Taxom | | Pulchricapitus Kurtz, 1975 | | 1 | Species | Taxom | | Remopleurides PORTLOCK, 1965 | | 4 | Species | Taxom | Remopleuridiella Ross, 1951 | | 0 | Species | Taxom | | Richardsonella Raymond, 1944 | | 1 | Species | Taxom | | Robergia Wiman, 1865 | | 1 | Species | Taxom | | Robergiella Whittington, 1959 | | 1 | Species | Taxom | | Roksaspis LUDVIGSEN & ..., 1989 | | 1 | Species | Taxom | | Saratogia Walcott, 0 | | 1 | Species | Taxom | Saukia Walcott, 1914 | | 0 | Species | Taxom | | Saukiella ULRICH & RESSER, 1852 | | 1 | Species | Taxom | Saukioides Kobayashi, 1952 | | 0 | Species | Taxom | | Seleneceme Clark, 1924 | | 1 | Species | Taxom | | Sigmocheilus Palmer, 1877 | | 1 | Species | Taxom | Spirantyx WHITTARD, 1961 | | 0 | Species | Taxom | | Stegnopsis Whittington, 1965 | | 2 | Species | Taxom | | Stenochilina ULRICH, 0 | | 1 | Species | Taxom | Stigmacephalus Resser, 1937 | | 0 | Species | Taxom | Stigmaspis Nelson, 1951 | | 0 | Species | Taxom | | Sunwaptia WESTROP, 1986 | | 1 | Species | Taxom | Symphysops Raymond, 1925 | | 0 | Species | Taxom | | Symphysurina ULRICH, 1929 | | 4 | Species | Taxom | | Taenicephalus ULRICH & RESSER, 1863 | | 1 | Species | Taxom | | Theodenisia Clark, 0 | | 4 | Species | Taxom | | Tretaspis Mccoy, 1818 | | 3 | Species | Taxom | | Triarthropsis Ulrich, 1930 | | 2 | Species | Taxom | Trigonocerca Ross, 1951 | | 0 | Species | Taxom | Trinucleus MURCHISON, 1839 | | 0 | Species | Taxom | | Vogdesia Raymond, 1910 | | 2 | Species | Taxom | | Wilbernia Walcott, 1890 | | 2 | Species | Taxom | | Wilcoxaspis WESTROP, 1986 | | 1 | Species | Taxom | | Xenostegium Walcott, 0 | | 1 | Species | Taxom | | Yukonaspis Kobayashi, 1936 | | 1 | Species | Taxom | | Zacompsus Raymond, 1924 | | 1 | Species | Taxom |
Species list for Canada
194 Species | Acheilops montis ♰ WESTROP, 1986 | | | Alsataspis evansi ♰ | | | Ampyx laeviusculus ♰ BILLINGS, 1865 | | | Ampyx walcotti ♰ Kobayashi, 1955 | | | Ampyxoides occipitalis ♰ Dean, 1973 | | | Ampyxoides semicostatus ♰ BILLINGS, 1865 | | | Anataphrus borraeus ♰ Whittington, 1954 | | | Anataphrus martinensis ♰ Ross, Jr., 1972 | | | Anechocephalus spinosus ♰ Palmer, 1965 | | | Anisonotella glacialis ♰ BILLINGS, 1865 | | | Apatokephaloides clivosus ♰ Raymond, 1924 | | | Apatokephaloides inflatus ♰ | | | Apatokephalus longifrons ♰ Dean, 1989 | | | Aphelaspis brachyphasis ♰ Palmer, 1962 | | | Asaphus barrandi ♰ Hall, 1851 | | | Asaphus edwardsii ♰ de Castelnau, 1843 | | | Asaphus murchisoni ♰ de Castelnau, 1843 | | | Aulacoparia (Aulacoparia) sculpta ♰ Dean, 1989 | | | Basilicus (Basiliella) whittingtoni ♰ Shaw, 1968 | | | Basilicus barrandei ♰ Raymond, 1913 | | | Basiliella whittingtoni ♰ Shaw, 1968 | | | Bayfieldia simata ♰ | | | Bayfieldia tumifrons ♰ Clark, 1924 | | | Bayfieldia ulrichi ♰ | | | Bellaspidella resseri ♰ Rasetti, 1945 | | | Bellefontia nonius ♰ | | | Blosyropsis billingsi ♰ Whittington, 1965 | | | Borthaspidella gaspensis ♰ Rasetti, 1954 | | | Briscoia angustilimba ♰ | | | Briscoia dalyi ♰ | | | Briscoia sinclairensis ♰ Walcott, 1924 | | | Calculites stevensi ♰ FORTEY, 1983 | | | Carinocranium cariniferum ♰ Dean, 1989 | | | Catillicephalites marginatus ♰ Rasetti, 1963 | | | Comanchia amplooculata ♰ | | | Corbinia horatio ♰ Walcott, 1924 | | | Cryptoderaspis metisensis ♰ Rasetti, 1946 | | | Cryptolithus bellulus ♰ Ulrich, 1878 | | | Cryptolithus lorettensis ♰ FOERSTE, 1924 | | | Cryptolithus portageensis ♰ LESPÉRANCE, 1988 | | | Cryptolithus recurvus ♰ Bassler, 1920 | | | Cryptolithus tesselatus ♰ Green, 1832 | | | Cryptolithus tessellatus ♰ Green, 1832 | | | Dikelocephalus minnesotensis ♰ Owen, 1852 | | | Distazeris acuta ♰ Raymond, 1937 | | | Dytremacephalus convexiproroides ♰ Pratt, 1992 | | | Dytremacephalus strictus ♰ Rasetti, 1965 | | | Elkanaspis futile ♰ LUDVIGSEN, 1982 | | | Ellsaspis elliptica ♰ Rasetti, 1945 | | | Endymionia schucherti ♰ Raymond, 1925 | | | Eorobergia breviceps ♰ Raymond, 1925 | | | Eorobergia grandis ♰ Whittington, 1965 | | | Eorobergia marginalis ♰ Raymond, 1925 | | | Euptychaspis typicalis ♰ ULRICH, 1931 | | | Eurekia apopsis ♰ Winston & Ni..., 1967 | | | Eurekia eos ♰ | | | Globampyx sinalae ♰ NORFORD, 1978 | | | Glyphaspis atlantica ♰ | | | Heterocyclopyge kindlei ♰ Schuchert & ..., 1930 | | | Homotelus catactus ♰ | | | Homotelus stegops ♰ Green, 1832 | | | Housia canadensis ♰ | | | Hungaia burlingi ♰ | | | Hungaia magnifica ♰ BILLINGS, 1865 | | | Hypodicranotus striatulus ♰ Walcott, 1875 | | | Idahoia serapio ♰ Walcott, 1924 | | | Idahoia wisconsensis ♰ Owen, 1852 | | | Isoteloides canalis ♰ Whitfield, 1886 | | | Isoteloides convexus ♰ Bradley, 1925 | | | Isoteloides peri ♰ FORTEY, 1979 | | | Isoteloides saxosimontis ♰ Dean, 1989 | | | Isotelus gigas ♰ Dekay, 1824 | | | Isotelus harrisi ♰ Raymond, 1905 | | | Isotelus iowensis ♰ Owen, 1852 | | | Isotelus maximus ♰ Locke, 1838 | | | Isotelus parvirugosus ♰ CHATTERTON, 1976 | | | Isotelus susae ♰ Whitfield, 1882 | | | Jubileia grandifrons ♰ Kobayashi, 1938 | | | Kainella billingsi ♰ Walcott, 1924 | | | Kainella flagricauda ♰ White, 1874 | | | Kathleenella hamulata ♰ | | | Kathleenella subula ♰ LUDVIGSEN, 1982 | | | Keithia schucherti ♰ Raymond, 1924 | | | Keithia subclavata ♰ | | | Keithiella depressa ♰ Rasetti, 1944 | | | Keithiella intermedia ♰ | | | Kobayashia douglasensis ♰ | | | Labiostria conveximarginata ♰ Palmer, 1955 | | | Labiostria westropi ♰ CHATTERTON &..., 1998 | | | Lachnostoma latucelsum ♰ Ross, 1951 | | | Lingukainella robusta ♰ Kobayashi, 1953 | | | Listroa toxoura ♰ Palmer, 1962 | | | Litocephalus bilobatus ♰ | | | Loganellus logani ♰ DEVINE, 1863 | | | Lonchodomas chaziensis ♰ Shaw, 1968 | | | Lonchodomas clavulus ♰ Whittington, 1965 | | | Lonchodomas longirostris ♰ | | | Lonchodomas normalis ♰ BILLINGS, 1865 | | | Macronoda prima ♰ LOCHMAN, 1964 | | | Matania ovata ♰ Rasetti, 1946 | | | Menoparia elegans ♰ Dean, 1989 | | | Minkella americana ♰ LOCHMAN & HU, 1959 | | | Minkella carita ♰ | | | Minkella fracida ♰ | | | Minkella modesta ♰ | | | Monocheilus micros ♰ Walter, 1926 | | | Nahannia humilisulcata ♰ CHATTERTON &..., 1976 | | | Nahannia mediocrisulcata ♰ CHATTERTON &..., 1976 | | | Naustia papilio ♰ LUDVIGSEN, 1982 | | | Nileus affinis ♰ BILLINGS, 1865 | | | Nileus gabata ♰ Dean, 1973 | | | Nileus lacunosa ♰ Whittington, 1965 | | | Nileus macrops ♰ BILLINGS, 1865 | | | Nileus scrutator ♰ BILLINGS, 1865 | | | Niobe morrisi ♰ BILLINGS, 1865 | | | Niobe quadraticaudata ♰ BILLINGS, 1865 | | | Niobella homfrayi ♰ Salter, 1866 | | | Noelaspis bilobata ♰ LUDVIGSEN & ..., 1989 | | | Ogygites latimarginatus ♰ Hall, 1847 | | | Olenaspella evansi ♰ Kobayashi, 1936 | | | Olenaspella regularis ♰ Palmer, 1962 | | | Onchonotopsis kobluki ♰ Pratt, 1992 | | | Onchonotopsis pergibba ♰ Rasetti, 1946 | | | Onchonotus richardsoni ♰ Walcott, 1913 | | | Orygmaspis contracta ♰ | | | Orygmaspis cordillerensis ♰ | | | Parabellefontia concinna ♰ HINTZE, 1953 | | | Parabolinoides contractus ♰ FREDERICKSON, 1949 | | | Parahousia subequalis ♰ Palmer, 1965 | | | Paratretaspis terranovica ♰ Dean, 1973 | | | Pemphigaspis intermedia ♰ Tasch, 1951 | | | Peracheilus insolitus ♰ Ludvigsen, W..., 1989 | | | Peracheilus latus ♰ Rasetti, 1944 | | | Peracheilus monile ♰ FORTEY, 1983 | | | Peracheilus oryx Fortey, 1983 | | | Peracheilus quadratus ♰ Ludvigsen, W..., 1989 | | | Peracheilus spinosus ♰ Rasetti, 1945 | | | Peraspis kolouros ♰ Norford & Ross, 1978 | | | Peraspis lineolata ♰ Raymond, 1925 | | | Peraspis yukonensis ♰ Dean, 1973 | | | Phylacops vigilans ♰ COOPER & KINDLE, 1936 | | | Poronileus isoteloides ♰ FORTEY, 1975 | | | Presbynileus (Presbynileus) latifrons ♰ Dean, 1989 | | | Prosaukia misa ♰ Owen, 1852 | | | Pseudogygites canadensis ♰ Chapman, 1856 | | | Pseudogygites hudsoni ♰ LUDVIGSEN, 1979 | | | Pseudogygites latimarginatus ♰ Hall, 1847 | | | Pterocephalia norfordi ♰ CHATTERTON &..., 1998 | | | Pterocephalia sanctisabae ♰ Roemer, 1852 | | | Pterocephalops acrophthalma ♰ Rasetti, 1944 | | | Ptychaspis bullasa ♰ | | | Ptychaspis miniscaensis ♰ Owen, 1852 | | | Ptychaspis monsensis ♰ | | | Ptychaspis striata ♰ | | | Ptychocephalus declevita ♰ Ross, 1951 | | | Pulchricapitus davisi ♰ Kurtz, 1975 | | | Remopleurides canadensis ♰ BILLINGS, 1865 | | | Remopleurides ligulus ♰ Whittington, 1963 | | | Remopleurides pattersoni ♰ CHATTERTON, 1976 | | | Remopleurides pilulus ♰ Whittington, 1965 | | | Richardsonella convexa ♰ Rasetti, 1944 | | | Robergia schlotheimi ♰ BILLINGS, 1865 | | | Robergiella sagittalis ♰ Whittington, 1959 | | | Roksaspis turbinella ♰ LUDVIGSEN & ..., 1989 | | | Saratogia lirae ♰ | | | Saukiella pepinensis ♰ Owen, 1852 | | | Seleneceme propinqua ♰ Clark, 1924 | | | Sigmocheilus flabellifer ♰ Hall, 1877 | | | Stegnopsis huttoni ♰ BILLINGS, 1865 | | | Stegnopsis solitarius ♰ Whittington, 1965 | | | Stenochilina appalachia ♰ | | | Sunwaptia carinata ♰ WESTROP, 1986 | | | Symphysurina brevis ♰ FORTEY, 1983 | | | Symphysurina cleora ♰ | | | Symphysurina spicata ♰ ULRICH, 1925 | | | Symphysurina walcotti ♰ Kindle, 1929 | | | Taenicephalus shumardi ♰ Hall, 1863 | | | Theodenisia brevicollis ♰ | | | Theodenisia clavata ♰ | | | Theodenisia communis ♰ Rasetti, 1944 | | | Theodenisia falcata ♰ | | | Tretaspis ceriodes ♰ Angelin, 1854 | | | Tretaspis clarkei ♰ | | | Tretaspis granulata ♰ Wahlberg, 1818 | | | Triarthropsis marginata ♰ Rasetti, 1945 | | | Triarthropsis nitida ♰ Ulrich, 1930 | | | Vogdesia bearsi ♰ Raymond, 1905 | | | Vogdesia obtusus ♰ Raymond, 1910 | | | Wilbernia expansa ♰ | | | Wilbernia pero ♰ Walcott, 1890 | | | Wilcoxaspis bulbosa ♰ WESTROP, 1986 | | | Xenostegium shepardi ♰ | | | Yukonaspis kindlei ♰ Kobayashi, 1936 | | | Zacompsus clarki ♰ Raymond, 1924 | |
Subnodes of Asaphida with occurrences in Canada
Links, sources and further information Asaphida at gbif.org
Asaphida at irmng.org
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