treatments-xml/data/03/E3/C8/03E3C818544F532EFF6FC1DC3205F990.xml

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<document id="98C200432DCCE59138303F9C7DE68BC4" ID-CLB-Dataset="31640" ID-DOI="10.5281/zenodo.1040973" ID-GBIF-Dataset="9d2c1913-225a-4801-aa8c-817ac9c399bb" ID-Zenodo-Dep="1040973" IM.bibliography_approvedBy="felipe" IM.illustrations_approvedBy="felipe" IM.materialsCitations_approvedBy="felipe" IM.metadata_approvedBy="felipe" IM.tables_requiresApprovalFor="existingObjects,jeremy" IM.taxonomicNames_approvedBy="felipe" IM.treatmentCitations_approvedBy="felipe" IM.treatments_approvedBy="felipe" checkinTime="1509650296584" checkinUser="jeremy" docAuthor="Russell, Dale A." docDate="1970" docId="03E3C818544F532EFF6FC1DC3205F990" docLanguage="en" docName="Russel_1970_Tyrannosaurus rex_Gorgosaurus lancensis(almost done).pdf.imf" docOrigin="Ottawa: National Museum of Natural Sciences, Publications in Palaeontology, No. 1" docStyle="DocumentStyle{}" docTitle="Albertosaurus lancensis" docType="treatment" docVersion="41" lastPageNumber="20" masterDocId="FFDAB06054525333FFBFC024312CFFF2" masterDocTitle="Tyrannosaurs from the Late Cretaceous of western Canada" pageNumber="20" updateTime="1736828352384" updateUser="felipe">
<mods:mods id="5E5FAD2B5A39CDD2732F0698240AB108" xmlns:mods="http://www.loc.gov/mods/v3">
<mods:titleInfo id="CB9B4B919852D8C81882274520A2E20D">
<mods:title id="D2049763BD58058607167EE75B59047C">Tyrannosaurs from the Late Cretaceous of western Canada</mods:title>
</mods:titleInfo>
<mods:name id="1DC64B222D972B8BA6D929090EC3E516" type="personal">
<mods:role id="1847AC4F080D64228FBF6A048C79B80D">
<mods:roleTerm id="6CB1F381C36ADC6F68A598C402A7AA94">Author</mods:roleTerm>
</mods:role>
<mods:namePart id="E15B1934DEBA9DA4DA34DB19AA541C49">Russell, Dale A.</mods:namePart>
</mods:name>
<mods:typeOfResource id="2669C3C4E85C04058B586FB3CB39E8A5">text</mods:typeOfResource>
<mods:originInfo id="16765A6BF46556867D27BC40FC5135F7">
<mods:dateIssued id="0A153044F9989237443CF94E0A85B4A5">1970</mods:dateIssued>
<mods:dateOther id="4B7E51A7728905B18DE720DAF91316A4" type="pubDate">1970-01-31</mods:dateOther>
<mods:publisher id="6BC1BD5A0EA1CA4B17B1B7C1A18CCC6A">National Museum of Natural Sciences, Publications in Palaeontology, No. 1</mods:publisher>
<mods:place id="373BBA70350981C7C01C2565939EC1CF">
<mods:placeTerm id="4B398AD499BC00B69FA29055F6F5EA97">Ottawa</mods:placeTerm>
</mods:place>
</mods:originInfo>
<mods:classification id="DB09F1D12B4AB6C72945A1B95BE3EBA3">book</mods:classification>
<mods:identifier id="06D7E51E2DFAB7C62A4D24CE99AE1300" type="CLB-Dataset">31640</mods:identifier>
<mods:identifier id="4316463A6F6D40FA20FA32C313A71E49" type="DOI">10.5281/zenodo.1040973</mods:identifier>
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</mods:mods>
<treatment id="03E3C818544F532EFF6FC1DC3205F990" ID-DOI="http://doi.org/10.5281/zenodo.3483006" ID-GBIF-Taxon="143849056" ID-Zenodo-Dep="3483006" LSID="urn:lsid:plazi:treatment:03E3C818544F532EFF6FC1DC3205F990" httpUri="http://treatment.plazi.org/id/03E3C818544F532EFF6FC1DC3205F990" lastPageNumber="20" pageId="29" pageNumber="20" scope_family="Tyrannosauridae">
<subSubSection id="C3502A85544F532EFF6FC1DC3255FDE2" box="[208,889,502,529]" pageId="29" pageNumber="20" type="nomenclature">
<paragraph id="8BF5790E544F532EFF6FC1DC3255FDE2" blockId="29.[206,1842,502,1636]" box="[208,889,502,529]" pageId="29" pageNumber="20">
<taxonomicName id="4C4A028D544F532EFF6FC1DC3255FDE2" authority="(Gilmore, 1946)" baseAuthorityName="Gilmore" baseAuthorityYear="1946" box="[208,889,502,529]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="lancensis" status="comb. nov.">
Albertosaurus lancensis (
<emphasis id="B93EA51C544F532EFD7EC1D23240FDE2" box="[705,876,502,528]" italics="true" pageId="29" pageNumber="20">Gilmore</emphasis>
)
</taxonomicName>
</paragraph>
</subSubSection>
<subSubSection id="C3502A85544F532EFEBDC21A300AFD08" pageId="29" pageNumber="20" type="discussion">
<paragraph id="8BF5790E544F532EFEBDC21A300AFD08" blockId="29.[206,1842,502,1636]" pageId="29" pageNumber="20">
<bibRefCitation id="EFDB04FF544F532EFEBDC21A331AFDAE" author="GiLMORE, C. W." box="[258,566,574,604]" firstAuthor="Gilmore" journalOrPublisher="Smithsonian Miscellaneous Collections" pageId="29" pageNumber="20" pagination="1 - 19" part="106" refId="ref11435" refString="(1946). A new carnivorous dinosaur from the Lance Formation of Montana. Smithsonian Miscellaneous Collections 106 (13): 1 - 19." title="A new carnivorous dinosaur from the Lance Formation of Montana" type="journal article" year="1946">
<emphasis id="B93EA51C544F532EFEBDC21A3086FDA9" box="[258,426,574,603]" italics="true" pageId="29" pageNumber="20">Gilmore</emphasis>
(1946)
</bibRefCitation>
<emphasis id="B93EA51C544F532EFDF7C21B33A7FDA8" box="[584,651,575,602]" italics="true" pageId="29" pageNumber="20">has</emphasis>
described
<emphasis id="B93EA51C544F532EFCD6C264328BFDAB" box="[873,935,576,601]" italics="true" pageId="29" pageNumber="20">the</emphasis>
skull
<emphasis id="B93EA51C544F532EFB98C21B357FFDAB" box="[1063,1107,575,601]" italics="true" pageId="29" pageNumber="20">of</emphasis>
a small carnivorous dinosaur from
<emphasis id="B93EA51C544F532EFF6EC2533021FD7D" box="[209,269,631,655]" italics="true" pageId="29" pageNumber="20">the</emphasis>
Lance
<emphasis id="B93EA51C544F532EFE15C25533EDFD7F" box="[426,705,625,654]" italics="true" pageId="29" pageNumber="20">Formation of</emphasis>
eastern
<emphasis id="B93EA51C544F532EFCD2C2553500FD7C" box="[877,1068,625,654]" italics="true" pageId="29" pageNumber="20">Montana</emphasis>
. The skull is quite different from
<emphasis id="B93EA51C544F532EF961C25D331DFD36" italics="true" pageId="29" pageNumber="20">
that of
<taxonomicName id="4C4A028D544F532EFEB2C28D331DFD36" authorityName="Osborn" authorityYear="1905" box="[269,561,681,708]" class="Reptilia" family="Tyrannosauridae" genus="Tyrannosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="genus">Tyrannosaurus</taxonomicName>
</emphasis>
and
<emphasis id="B93EA51C544F532EFD1EC2833265FD36" box="[673,841,679,708]" italics="true" pageId="29" pageNumber="20">Gilmore</emphasis>
founded a new species on it,
<emphasis id="B93EA51C544F532EFA04C2893601FD36" box="[1467,1837,685,709]" italics="true" pageId="29" pageNumber="20">correctly referring</emphasis>
it
<emphasis id="B93EA51C544F532EFF41C2C6300AFD08" box="[254,294,738,762]" italics="true" pageId="29" pageNumber="20">to</emphasis>
</paragraph>
</subSubSection>
<subSubSection id="C3502A85544F532EFE84C2FB3299FD0A" box="[315,949,730,764]" pageId="29" pageNumber="20" type="reference_group">
<paragraph id="8BF5790E544F532EFE84C2FB3299FD0A" blockId="29.[206,1842,502,1636]" box="[315,949,730,764]" pageId="29" pageNumber="20">
<treatmentCitation id="0AEB5F1F544F532EFE84C2FB3318FD08" authorityName="Gilmore" authorityYear="1946" box="[315,564,735,762]" httpUri="http://treatment.plazi.org/id/03EF8836-3631-FFE2-FE22-9BB6557AFD09" pageId="29" pageNumber="20">
<taxonomicName id="4C4A028D544F532EFE84C2FB3318FD08" authorityName="Gilmore" authorityYear="1946" box="[315,564,735,762]" class="Reptilia" family="Tyrannosauridae" genus="Gorgosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="lancensis">Gorgosaurus</taxonomicName>
</treatmentCitation>
(=
<taxonomicName id="4C4A028D544F532EFD39C2C4328EFD0A" baseAuthorityName="Gilmore" baseAuthorityYear="1946" box="[646,930,736,760]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="lancensis">Albertosaurus</taxonomicName>
).
</paragraph>
</subSubSection>
<subSubSection id="C3502A85544F532EFC73C2F93205F990" pageId="29" pageNumber="20" type="discussion">
<paragraph id="8BF5790E544F532EFC73C2F9304EFB51" blockId="29.[206,1842,502,1636]" pageId="29" pageNumber="20">
Although
<emphasis id="B93EA51C544F532EFB1FC2C435F0FD0A" box="[1184,1244,736,760]" italics="true" pageId="29" pageNumber="20">the</emphasis>
skull is
<emphasis id="B93EA51C544F532EFA2BC2C434C6FD08" box="[1428,1514,736,762]" italics="true" pageId="29" pageNumber="20">only</emphasis>
half as long as
<emphasis id="B93EA51C544F532EFF70C3333072FCDD" box="[207,350,789,815]" italics="true" pageId="29" pageNumber="20">that of</emphasis>
a fully grown
<taxonomicName id="4C4A028D544F532EFD3BC3313277FCDE" authority="(Lambe, 1914)" baseAuthorityName="Lambe" baseAuthorityYear="1914" box="[644,859,789,815]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="libratus" status="comb. nov.">
<emphasis id="B93EA51C544F532EFD3BC3313385FCDD" box="[644,681,789,815]" italics="true" pageId="29" pageNumber="20">A</emphasis>
. libratus
</taxonomicName>
,
<emphasis id="B93EA51C544F532EFCCCC331329DFCDC" box="[883,945,789,814]" italics="true" pageId="29" pageNumber="20">the</emphasis>
sutures between
<emphasis id="B93EA51C544F532EFAACC332347CFCDC" box="[1299,1360,790,814]" italics="true" pageId="29" pageNumber="20">the</emphasis>
bones
<emphasis id="B93EA51C544F532EFA5AC3303775FCDD" box="[1509,1625,788,815]" italics="true" pageId="29" pageNumber="20">of the</emphasis>
skull roof are
<emphasis id="B93EA51C544F532EFEA0C36A308CFC96" box="[287,416,846,868]" italics="true" pageId="29" pageNumber="20">tightly</emphasis>
interlocking, and some have been obscured
<emphasis id="B93EA51C544F532EFA92C36E37E7FC97" box="[1325,1739,842,869]" italics="true" pageId="29" pageNumber="20">through intergrowth</emphasis>
;
<emphasis id="B93EA51C544F532EF94EC3693601FC97" box="[1777,1837,845,869]" italics="true" pageId="29" pageNumber="20">the</emphasis>
supraoccipital alae
<emphasis id="B93EA51C544F532EFDDCC35B33F5FC6A" box="[611,729,895,921]" italics="true" pageId="29" pageNumber="20">of the</emphasis>
parietals are
<emphasis id="B93EA51C544F532EFC49C3A43569FC6A" box="[1014,1093,896,920]" italics="true" pageId="29" pageNumber="20">well</emphasis>
developed, and a
<emphasis id="B93EA51C544F532EFA7BC3A63764FC6B" box="[1476,1608,898,921]" italics="true" pageId="29" pageNumber="20">clearly</emphasis>
formed tuberosity is present on
<emphasis id="B93EA51C544F532EFD75C392322BFC3C" box="[714,775,950,974]" italics="true" pageId="29" pageNumber="20">the</emphasis>
ventral border
<emphasis id="B93EA51C544F532EFBD3C39035C5FC3C" box="[1132,1257,948,974]" italics="true" pageId="29" pageNumber="20">of the</emphasis>
jugal (
<bibRefCitation id="EFDB04FF544F532EFA34C397379EFC22" author="GiLMORE, C. W." box="[1419,1714,947,976]" firstAuthor="Gilmore" journalOrPublisher="Smithsonian Miscellaneous Collections" pageId="29" pageNumber="20" pagination="1 - 19" part="106" refId="ref11435" refString="(1946). A new carnivorous dinosaur from the Lance Formation of Montana. Smithsonian Miscellaneous Collections 106 (13): 1 - 19." title="A new carnivorous dinosaur from the Lance Formation of Montana" type="journal article" year="1946">
<emphasis id="B93EA51C544F532EFA34C397371AFC3D" box="[1419,1590,947,975]" italics="true" pageId="29" pageNumber="20">Gilmore</emphasis>
1946
</bibRefCitation>
). The opposite conditions prevail in
<emphasis id="B93EA51C544F532EFCE2C3CF32B7FBF6" box="[861,923,1003,1028]" italics="true" pageId="29" pageNumber="20">the</emphasis>
skull
<emphasis id="B93EA51C544F532EFB8DC3CD3572FBF1" box="[1074,1118,1001,1027]" italics="true" pageId="29" pageNumber="20">of</emphasis>
AMNH 5664, a specimen
<emphasis id="B93EA51C544F532EF900C3C837C6FBF4" box="[1727,1770,1004,1030]" italics="true" pageId="29" pageNumber="20">of</emphasis>
<taxonomicName id="4C4A028D544F532EF8BEC3C83044FBCA" authority="(Lambe, 1914)" baseAuthorityName="Lambe" baseAuthorityYear="1914" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="libratus" status="comb. nov.">
<emphasis id="B93EA51C544F532EF8BEC3C83609FBF7" box="[1793,1829,1004,1029]" italics="true" pageId="29" pageNumber="20">A</emphasis>
. libratus
</taxonomicName>
<emphasis id="B93EA51C544F532EFEC0C4043087FBC8" box="[383,427,1056,1082]" italics="true" pageId="29" pageNumber="20">of</emphasis>
comparable size. The skull
<emphasis id="B93EA51C544F532EFBA9C43B356EFBCB" box="[1046,1090,1055,1081]" italics="true" pageId="29" pageNumber="20">of</emphasis>
<taxonomicName id="4C4A028D544F532EFBE5C404347FFBCB" authority="(Gilmore, 1946)" baseAuthorityName="Gilmore" baseAuthorityYear="1946" box="[1114,1363,1056,1081]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="lancensis">
<emphasis id="B93EA51C544F532EFBE5C4043552FBCB" box="[1114,1150,1056,1081]" italics="true" pageId="29" pageNumber="20">A</emphasis>
. lancensis
</taxonomicName>
is
<emphasis id="B93EA51C544F532EFA1AC4053018FB82" italics="true" pageId="29" pageNumber="20">therefore probably from</emphasis>
a fully grown individual, and its small size may
<emphasis id="B93EA51C544F532EFAEDC4713602FB82" box="[1362,1838,1109,1136]" italics="true" pageId="29" pageNumber="20">be characteristic of the</emphasis>
species.
</paragraph>
<paragraph id="8BF5790E544F532EFEBFC4F03205F990" blockId="29.[206,1842,502,1636]" pageId="29" pageNumber="20">
<taxonomicName id="4C4A028D544F532EFEBFC4F033F2FB1E" authority="(Gilmore, 1946)" baseAuthorityName="Gilmore" baseAuthorityYear="1946" box="[256,734,1236,1262]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="lancensis" status="comb. nov.">Albertosaurus lancensis</taxonomicName>
further differs from
<taxonomicName id="4C4A028D544F532EFB18C4F034AEFB1E" authority="(Lambe, 1914)" baseAuthorityName="Lambe" baseAuthorityYear="1914" box="[1191,1410,1236,1262]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="libratus" status="comb. nov.">
<emphasis id="B93EA51C544F532EFB18C4F035E0FB1C" box="[1191,1228,1236,1262]" italics="true" pageId="29" pageNumber="20">A</emphasis>
.
<emphasis id="B93EA51C544F532EFB52C4F234AEFB1E" box="[1261,1410,1238,1260]" italics="true" pageId="29" pageNumber="20">libratus</emphasis>
</taxonomicName>
and
<taxonomicName id="4C4A028D544F532EFA44C4F0361EFB1F" authority="Osborn, 1905" authorityName="Osborn" authorityYear="1905" box="[1531,1842,1235,1261]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="sarcophagus">
<emphasis id="B93EA51C544F532EFA44C4F03733FB1F" box="[1531,1567,1236,1261]" italics="true" pageId="29" pageNumber="20">A</emphasis>
.
<emphasis id="B93EA51C544F532EF980C4F7361EFB1F" box="[1599,1842,1235,1261]" italics="true" pageId="29" pageNumber="20">sarcophagus</emphasis>
</taxonomicName>
(AMNH 5222) in
<emphasis id="B93EA51C544F532EFDF4C52E33C7FAD0" box="[587,747,1290,1314]" italics="true" pageId="29" pageNumber="20">that the</emphasis>
frontals
<emphasis id="B93EA51C544F532EFC13C5233527FAD1" box="[940,1035,1287,1315]" italics="true" pageId="29" pageNumber="20">meet</emphasis>
on
<emphasis id="B93EA51C544F532EFBDFC52E35B1FAD0" box="[1120,1181,1290,1314]" italics="true" pageId="29" pageNumber="20">the</emphasis>
midline throughout their entire
<emphasis id="B93EA51C544F532EFF6DC5643079FAAA" box="[210,341,1344,1368]" italics="true" pageId="29" pageNumber="20">length</emphasis>
, while in
<emphasis id="B93EA51C544F532EFD9AC51B334DFAA5" box="[549,609,1343,1367]" italics="true" pageId="29" pageNumber="20">the</emphasis>
latter two species these elements are
<emphasis id="B93EA51C544F532EFAE7C51B373BFAAA" box="[1368,1559,1343,1368]" italics="true" pageId="29" pageNumber="20">separated</emphasis>
anteriorly by a small wedge
<emphasis id="B93EA51C544F532EFDABC557336CFA7F" box="[532,576,1395,1421]" italics="true" pageId="29" pageNumber="20">of</emphasis>
bone from
<emphasis id="B93EA51C544F532EFCF9C5513535FA7F" box="[838,1049,1397,1421]" italics="true" pageId="29" pageNumber="20">the nasals</emphasis>
. The
<emphasis id="B93EA51C544F532EFB23C5513414FA7E" box="[1180,1336,1397,1420]" italics="true" pageId="29" pageNumber="20">frontals</emphasis>
are
<emphasis id="B93EA51C544F532EFA1AC5503704FA7C" box="[1445,1576,1396,1422]" italics="true" pageId="29" pageNumber="20">not so</emphasis>
deeply cleft above
<emphasis id="B93EA51C544F532EFEE5C58F30BAFA31" box="[346,406,1451,1475]" italics="true" pageId="29" pageNumber="20">the</emphasis>
orbits as is
<emphasis id="B93EA51C544F532EFD31C58D33E0FA30" box="[654,716,1449,1474]" italics="true" pageId="29" pageNumber="20">the</emphasis>
case in
<taxonomicName id="4C4A028D544F532EFCCBC58E3564FA33" authority="(Lambe, 1914)" baseAuthorityName="Lambe" baseAuthorityYear="1914" box="[884,1096,1450,1476]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="libratus" status="comb. nov.">
A.
<emphasis id="B93EA51C544F532EFC0DC58F3564FA33" box="[946,1096,1451,1473]" italics="true" pageId="29" pageNumber="20">libratus</emphasis>
</taxonomicName>
and
<taxonomicName id="4C4A028D544F532EFB11C58E34CDFA31" authority="Osborn, 1905" authorityName="Osborn" authorityYear="1905" box="[1198,1505,1450,1476]" class="Reptilia" family="Tyrannosauridae" genus="Albertosaurus" higherTaxonomySource="GBIF" kingdom="Animalia" order="Dinosauria" pageId="29" pageNumber="20" phylum="Chordata" rank="species" species="sarcophagus">
A.
<emphasis id="B93EA51C544F532EFB54C58E34CDFA31" box="[1259,1505,1450,1475]" italics="true" pageId="29" pageNumber="20">sarcophagus</emphasis>
</taxonomicName>
.
<bibRefCitation id="EFDB04FF544F532EFA44C58331DAFA0E" author="GiLMORE, C. W." firstAuthor="Gilmore" journalOrPublisher="Smithsonian Miscellaneous Collections" page="6" pageId="29" pageNumber="20" pagination="1 - 19" part="106" refId="ref11435" refString="(1946). A new carnivorous dinosaur from the Lance Formation of Montana. Smithsonian Miscellaneous Collections 106 (13): 1 - 19." title="A new carnivorous dinosaur from the Lance Formation of Montana" type="journal article" year="1946">
<emphasis id="B93EA51C544F532EFA44C583378EFA36" box="[1531,1698,1447,1476]" italics="true" pageId="29" pageNumber="20">Gilmore</emphasis>
(1946: 6)
</bibRefCitation>
<emphasis id="B93EA51C544F532EFEB1C5FB33ABFA0A" box="[270,647,1503,1529]" italics="true" pageId="29" pageNumber="20">suggested that the</emphasis>
prefrontal may be
<emphasis id="B93EA51C544F532EFB96C5C4358EFA0A" box="[1065,1186,1504,1528]" italics="true" pageId="29" pageNumber="20">rather</emphasis>
well exposed on
<emphasis id="B93EA51C544F532EF9B6C5C53769FA0B" box="[1545,1605,1505,1529]" italics="true" pageId="29" pageNumber="20">the</emphasis>
skull roof, unlike in
<emphasis id="B93EA51C544F532EFE1AC63230CDF9DC" box="[421,481,1558,1582]" italics="true" pageId="29" pageNumber="20">the</emphasis>
more ancient species
<emphasis id="B93EA51C544F532EFC78C630356EF9DC" box="[967,1090,1556,1582]" italics="true" pageId="29" pageNumber="20">of the</emphasis>
genus.
<emphasis id="B93EA51C544F532EFB4EC637373DF9DC" box="[1265,1553,1555,1582]" italics="true" pageId="29" pageNumber="20">Otherwise the</emphasis>
skulls
<emphasis id="B93EA51C544F532EF90BC630301BF991" italics="true" pageId="29" pageNumber="20">of the three</emphasis>
forms are quite similar.
</paragraph>
</subSubSection>
</treatment>
</document>