#NEXUS 
[MacClade 4.0 registered to J. A. Wilson, UMMP]


BEGIN TAXA;
	DIMENSIONS  NTAX=12;
	TAXLABELS
	[\i]Camarasaurus_grandis[\p]
	[\i]Brachiosaurus_brancai[\p]
	[\i]Andesaurus_delgadoi[\p]
	[\i]Malawisaurus_dixeyi[\p]
	[\i]Titanosaurus_colberti[\p]
	[\i]Lirainosaurus_astibiae[\p]
	[\i]Aeolosaurus_rionegrinus[\p]
	[\i]Rinconsaurus_caudamirus[\p]
	[\i]Opisthocoelicaudia_skarzynskii[\p]
	[\i]Alamosaurus_sanjuanensis[\p]
	[\i]Neuquensaurus_australis[\p]
	[\i]Saltasaurus_loricatus[\p];
END;


BEGIN CHARACTERS;
	DIMENSIONS  NCHAR=46;
	FORMAT SYMBOLS= " 0 1 2 3" MISSING=? GAP=- ;
	CHARSTATELABELS  
		1  Tooth_shape / 'spoon-like' 'compressed_cone-chisel-like' 'pencil-chisel-like',
  2  'Teet with wear facets sharply inclined with respect to the labio-lingual axis' / absent present,
  3  'Too, cross-sectional shape at mid-crown' / 'D-shaped' cylindrical,
  4  'Cervical prezygapophyses, relative length' / 'long,_with_articular_facets_that_surpass_the_centra' 'short,_with_articular_facets_that_do_not_surpass_the_centra',
  5  Cervical_pleurocoels_divided_by_septa / present absent,
  6  Cervical_neural_spines / single bifid,
  7  'Middle cervical centra, anteroposterior length/height of posterior face' / 'between_2.5_-_3' more_than_3 less_than_2.5,
  8  Centroprezygapophyseal_lamina_in_middle_and_posterior_cervical_vertebrae / single divided,
  9  'Dorsal vertebrae, number' / 12 11 10_or_fewer '`',
  10  Neural_spine_in_anterior_dorsal_vertebrae / bifid single,
  11  'Anterior and mid-dorsal neural spine, inclination' / 'vertically,_0_to_20_degree_from_vertical' 'posteriorly_inclined,_20_to_50_degree' 'posteriorly_inclined,_more_than_50_degrees',
  12  Prespinal_lamina_in_dorsal_vertebrae / absent present_in_the_distal_end_of_the_neural_spine well_developed_up_to_the_base_of_the_neural_spine,
  13  Centroparapophyseal_lamina_in_dorsal_vertebrae / absent present,
  14  Ventrally_widened_or_slightly_forked_centrodiapophyseal_laminae_in_posterior_dorsal_vertebrae / absent present,
  15  'Hyposphene-hypantrum articulation in dorsal vertebrae' / present absent,
  16  'Acuminate (eye-shaped) pleurocoels in dorsal vertebrae' / absent present,
  17  'Reduced posterior dorsal neural spines: i.e., the height of the neural spine taken from dorsal border of the diapophysis is less than 20 percent the total height of the vertebra' / absent present,
  18  'Bone internal structure of somphospondylus-camellate type on presacral vertebrae' / absent present,
  19  Number_of_sacral_vertebrae / five six,
  20  'First caudal vertebrae, type' / platycoelous procoelous opisthocoelous biconvex,
  21  'Caudal vertebrae, number' / more_than_45 35_or_fewer,
  22  'Anterior caudal centra, relative proportions' / as_high_as_wide 'depressed,_wider_than_high',
  23  'Middle and posterio caudal centra, relative proportions' / as_high_as_wide 'depressed,_wider_than_high',
  24  Anterior_caudal_centra / 'non-procoelous' slightly_procoelous_without_developed_posterior_condyles strongly_procoelous_with_prominent_posterior_condyles,
  25  'Strongly procoelous middle and posterior caudal centra, with prominent posterior condyles' / absent present,
  26  Neural_arches_in_middle_and_posterior_caudal_vertebrae_placed / in_the_middle or_anteriorly_on_the_centra,
  27  Prominent_lateral_crest_in_the_base_of_the_neural_arch_in_middle_caudal_vertebrae / absent present,
  28  Anterodorsal_border_of_the_neural_spine_in_middle_caudal_vertebrae_located_posteriorly_with_respect_to_anterior_border_of_the_postzygapophyses / absent present,
  29  'Prezygapophyses in middle caudal vertebrae, relative length' / shorter or_longer_than_the_40_percent_of_the_length_of_the_centrum_without_the_posterior_articular_condyle,
  30  Haemal_canal_in_anterior_caudal_vertebrae / closed open,
  31  Scapular_glenoid_orientation / relatively_flat strongly_beveled_medially,
  32  'Humerus, breadth of proximal end' / less_than_50_percent_of_the_total_length more_than_50_percent_of_the_total_length,
  33  'Humerus, type of proximal border' / strongly_curved straight_or_slightly_curved sigmoidal,
  34  'Sternal plate, shape' / suboval semilunar,
  35  Semilunar_sternal_plate_with_straight_posterior_border / absent present,
  36  'Coracoid, shape' / suboval quadrangular,
  37  'Metacarpal I, length' / shorter or_longer_than_metacarpal_IV,
  38  Distal_phalangeal_articular_facets_on_metacarpals / present absent,
  39  Pubis_length_respect_to_ischium_length / shorter_or_equal longer,
  40  'Ilium, relative orientation of pubic peduncle' / angled or_perpendicular_with_respect_to_the_sacral_axis,
  41  'Ilium, shape of preacetabular lobe' / moderately_expanded broadly_expanded_and_directed_upward,
  42  'Ilium, orientation of preacetabular lobe' / nearly_vertical 'nearly_horizontal,_laterally_projected',
  43  Iliac_pedicel_of_ischium / short_and_poor_developed slender_and_well_developed wide_and_well_developed,
  44  Posterior_process_of_the_ischium_twice_or_more_the_length_of_pubis_articulation / present absent,
  45  'Humerus/femoral ratio of 0.90 or more' / absent present,
  46  Lateral_bulge_of_femur_below_the_greater_trochanter / absent present
		;

MATRIX
[                                                  10        20        30        40     ]
[                                                  .         .         .         .      ]

[\i]Camarasaurus_grandis[\p]              0000000000000000000000000001010000000000000000
[\i]Brachiosaurus_brancai[\p]             11000110010100000000?0000101010000000001100011
[\i]Andesaurus_delgadoi[\p]               ?????????101110101?0?001010101?0??????1???0001
[\i]Malawisaurus_dixeyi[\p]               2100111??1111111?1???002010111???110??????00??
[\i]Titanosaurus_colberti[\p]             ???01120?1020111011??002110101100??0??111111?1
[\i]Lirainosaurus_astibiae[\p]            21???????1?2111101?1?002110?0??01101?????????1
[\i]Aeolosaurus_rionegrinus[\p]           ?????????1?2???1???3?002110111??110??11???10?1
[\i]Rinconsaurus_caudamirus[\p]           21101110?122111111???00211011110?101?111111101
[\i]Opisthocoelicaudia_skarzynskii[\p]    ???????010121?11111210000101011111011111??1101
[\i]Alamosaurus_sanjuanensis[\p]          2?1?111??11?00111113101211110110111111111121?1
[\i]Neuquensaurus_australis[\p]           ???111???11211111113?112111??11?11?1???11121?1
[\i]Saltasaurus_loricatus[\p]             2111?1?1?11211111111?112111??11121?1?1111121?1
;
END;


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