EARTH SCIENCES

Iwayaspidinae: Hughes and Rushton (1990)

#NEXUS 

BEGIN DATA;
DIMENSIONS  NTAX=13 NCHAR=23;
FORMAT MISSING=? GAP=-  SYMBOLS= " 0 1 2 3";
MATRIX
Eoasaphus superstes            00000 00000 00011 11100 100
Proceratopyge conifrons        00110 01010 00001 00000 001
Sayramaspis yardanshanensis    00200 01100 01100 01100 000
Psuedoyuepingia whitei         00101 01000 0?110 00000 1?0
'Iwayaspis' caelata            00110 01010 2110? 12000 100
Yuepingia niobiformis          00200 01001 2000? 22200 000
Aplotaspis erugata             00100 01111 11111 10000 100
Haniwoides longus              01200 00101 11?00 22200 100
Tamdaspis tamdensis            00300 01011 21??? 22210 110
Haniwoides? varius             11100 01110 21111 12201 100
Cermatops discoidalis          11111 11101 21111 12001 110
Cermatops vietus               10101 11101 01101 02000 110
Guozia crassa                  21111 01100 21?11 12200 ?10
;
END;

• Hughes, N.C. and A.W.A. Rushton (1990) Computer-aided restoration of a Late Cambrian ceratopygid trilobite from Wales, and its phylogenetic implications. Palaeontology 33, 429-445.
• Accession Number: 000057
• Submitted By: Trevor J. Cotton