TRILOBITE
GENERA AND SPECIES LIST
(for
western
I to
L:
Idahoia
I. wisconsensis (Owen)
I. sp. (Peerless Fm.)
Iddingsia
I.
robusta Walcott
I. cf. I. auriculatus Ross, 1967
I. sp. B of Ross
(1970) [Ninemile Fm.]
Irvingella Ulrich & Resser in Walcott, 1924
I. (Parairvingella)
angustilimbata Kobayashi
I. (Parairvingella)
eurekensis (Resser)
I. major Ulrich & Resser, 1924
I. sp. A of Chatterton & Ludvigsen, 1998
Ischyrotoma Raymond,
1925
I. stubblefieldi Ingham, 1986
I. aff. stubblefieldi
Ingham, 1986
Isoteloides Raymond, 1910
I.? sp. Ross, 1951
Jeffersonia Poulsen,
1927
J. peltabella Ross, 1951
Jenkinsonia Robison, 1971
J. varga Robison,
1971
Judomia Lermontova, 1951
"J." gracile
(Walcott)
Gen. aff. J. sp. (see Fritz, 1992) [Mural Fm.]
Kainella
K. sp. cf. K. billingsi Walcott (Manitou Fm.)
K. sp. (Manitou Fm.)
Kawina Barton, 1916
K. sexapugia Ross,
1951
K. wilsoni
?Kettneraspis
Prantl & Pribyl, 1949
?K. sp. Norford, 1994
Kindbladia
K. finis (Walcott)
Kirkella Kobayashi,
1942 [is a junior
synonym of Ptyocephalus, fide WHITTINGTON, 1948]
K. declevita Ross, 1951 [=Ptyocephalus declevita (Ross, 1951)]
K. sp. Ross, 1951
[=Ptyocephalus sp. (Ross, 1951)]
Kistocare Lochman,
1948
K. campbellensis Fritz, 1968
K. corbini Lochman, 1948 [Arrojos
Fm., Caborca, Mexico]
K. tontoensis (Resser, 1945)
[Bright Angle Shale, Grand Canyon, Arizona; Arrojos Fm., Caborca, Mexico]
Klotziella Raymond,
1928
K. ornata (Walcott, 1908)
Knechtelia Lochman,
1950
K. festiva
(Lochman and Hu, 1960) [Pika Fm.]
Kochaspis Resser, 1935
K. augusta [Species was reassigned to Kochiella by Sundberg & McCollum, 2002]
K.
cooperi Lochman, 1952 [Arrojos Fm., Caborca, Mexico]
K.? dearbornensis
Deiss, 1939 [Montana]
K.
liliana (Walcott, 1886)
K. resseri Deiss, 1939
[Montana]
K. unzia Deiss, 1939 [Montana]
K. upis Deiss, 1939 [Montana]
Kochiella Poulsen, 1927
K.
arenosa Resser, 1939b
K. augusta (Walcott,
1886)
K. brevaspis Sundberg and
McCollum, 2002
K.
chares (Walcott, 1917a)
K.
crito (Walcott, 1917b)
K.
eiffelensis (Rasetti, 1951)
K.
gibbosa Rasetti, 1957
K.
mackenziensis Norford, 1968
K.
mansfieldi Resser, 1939b
K. maxeyi Rasetti,
1951
K. rasettii Sundberg and McCollum, 2002
Kochiellina Palmer in Palmer & Halley, 1979
K.
groomensis Palmer
in Palmer & Halley, 1979
K.
janglensis Palmer in Palmer & Halley, 1979
Kochina Resser, 1935
K. americana (Walcott, 1912)
K. macrops Rasetti, 1951
K. sp. (Langston
Fm., Spence Tongue)
K.? walcotti
Sundberg and McCollum, 2000
Kollarcephalus
K. granati Brezinski, 2000
Kootenia Walcott, 1889
K. acicularis
K. aculacauda Fritz, 1968
K. burgessensis Resser, 1942
[Canada & Montana]
K. brevispina Resser, 1939b
K. convoluta Resser, 1939b
K. crassa Fritz, 1968
K. crassinucha Fritz, 1968
K. cf. crassinucha Fritz, 1968
K. dawsoni Walcott, 1918
K. cf. dawsoni [Swasey Formation]
K. erromena Deiss, 1939 = K. exilaxata [Montana]
K. exilaxata Deiss, 1939 [Montana]
K. fragilis Deiss, 1939 = K. exilaxata [Montana]
K. germana Resser,
1939b
K. gracilis
K. idahoensis
K. infera Deiss, 1939 = K. exilaxata [Montana]
K. latidorsata Deiss, 1939 = K. exilaxata [Montana]
K. margoindistincta
K.? margodistincta [Whirlwind Fm.]
K. mathewsi
K. mendosa Resser, 1939b
K. pariquadriceps
K. pecteniodes Resser, 1939b
K. quadriceps (Hall & Whitfield, 1877) [Utah, Montana]
K. rugosa Deiss, 1939 = K. exilaxata [Montana]
K. scapegoatensis
Deiss, 1939 = K. exilaxata [Montana]
K. serrata (Meek,
1873) [Montana]
K. spencei Resser, 1939
K. subequalis
K. varia
K. sp. [Pierson Cove Fm.]
K.
sp. [Chisholm Shale Fm.]
K. sp. [Marjum Fm.]
K. sp. [Wolsey Shale]
K. n. sp. [Spence Shale]
K. sp. [Metaline Fm.]
Labiostria Palmer, 1955 [Labiostria is a junior
synonym of Aphelaspis, fide PALMER, 1965, although this is debated
(see Chatterton & Ludvigsen, 1998)]]
L. westropi
Chatterton & Ludvigsen, 1998
cf. L. westropi Chatterton and Ludvigsen, 1998 [Emigrant Fm.]
Labradoria Resser, 1936
L? sp. (see Fritz, 1992) [Mural Fm.]
Lachnostoma Ross, 1951
L. latucelsum Ross,
1951 (Zone J)
L. sp. [Antelope
Valley Fm.? & Ninemile Fm.]
Lancastria
L. pacifica (Palmer, 1964)
Laudonia Harrington, 1956
L. amputata Fritz,
1992
L. bispinata Harrington, 1956
L. prima (Lichman)
Leiostegium Raymond,
1913
L. manitouense
Walcott, 1925
L. (Leoistegium) manitouensis
Walcott, 1925
L. (Manitouella) ulrici
Lejopyge Hawle &
Corda, 1847
L. acantha Robison, 1964 = L.
multifora Opik, 1979
L. armata (Linnarsson, 1869)
[Lincoln Peak Fm., eastern Nevada]
L. calva Robison, 1964 [Marjum
& Weeks Fms., Utah; Lincoln Peak Fm., eastern Nevada]
L. laevigata (Dalman,
1828) [Lincoln Peak Fm., eastern Nevada]
Leonaspis
(Acanthalomina)
L. (A.) minuta (Barrande, 1852)
Licnocephala Ross, 1951
L. bicornata Ross, 1951
L.? sp. Ross,
1951
Litocephalus
L. bilobatus (Hall and Whitfield)
L. granulomarginatus Palmer, 1960
L. verruculapeza Palmer, 1960
Lonchocephalus
L. plena
*Note: not
all of the species are valid and errors in synonomy will be present. We do
our best to keep up to date, but it is difficult to locate all changes. Also,
not all of the authors' names are included, and may not be correct with respect
to (brackets) for generic name changes. Please excuse any mistakes, as this
species list is a meant as a first guide only.
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