APPENDIX 1 in Crayfishes from the Jehol biota

APPENDIX 1. — Descriptive table of P. licenti (Van Straelen, 1928).
DescriptionObserved on specimensCephalothoracic OutlineOutline inpyriform, tapering anteriorly in theNIGP-DYH-4, NIGP-DYH-6, NIGP-shielddorsoventralcephalic region, wider around theShen-12, NIGP-Shen-16, NIGP-(Carapace)viewbranchial region, with lateral sidesShen-17, NIGP-Shen-18a, b, NIGP-slighty curved, longer than wide (up toShen-19, NIGP-Shen-23, NIGP-1.9 times longer than wide, dependingShen-35, NIGP-Shen-40, NIGP-on the preservation), with ocularShen-42, NIGP-Shen-71, NIGP-Shen-F,incisions opening forward, posteriorNIGP-Shen-RT145, NIGP-126337,margin slightly concave, straightNIGP-126342, NIGP-126347, NIGP-medially126353, sp 1, sp2, sp4, sp5, sp7-10,sp11, sp16-17, sp20, sp23, sp24-25,sp26-27, sp29, sp31, Tohoku-U-57254Outline in lateralroughtly subrectangular, with straightNIGP-DYH-5, NIGP-Shen-1-3, NIGP-viewdorsal margin, curved ventral margin,Shen-5-6, NIGP-Shen-11, NIGP-sinuous posterior margin and anteriorShen-33-34, NIGP-Shen-50-51, NIGP-margin cut by ocular and antennalShen-62, NIGP-Shen-68, NIGP-Shen-incisionsb-c, NIGP-Shen-GM1, NIGP-126340,NIGP-126366, sp22, Tohoku-U-57272Proportionsprobably slightly wider than highAll specimens except NIGP-Shen-20height/widthand NIGP-Shen-56, based upon theslightly higher number of specimens indorsoventral compression instead oflateral viewRostrumcomprising a proximal and distal part;NIGP-Shen-1-2, NIGP-Shen-12, NIGP-proximal part wide, a little less thanShen-32, NIGP-Shen-39, NIGP-half the total length of the rostrumShen-42, NIGP-Shen-a, NIGP-(from the tip to the ocular incision),Shen-GM1, NIGP-RT132, NIGP-RT143,tapering distally, flanked by a pair ofNIGPAS-126338-126339, NIGP-lateral spines forming the tip of supra-126342-126343, NIGP-126346-126347,orbital carina; distal part narrow, blade- sp2, sp6, sp8, sp11, sp18, sp24-25like, fringed by a thin carina; axial areawith a depression/wide grooveDorsal marginstraight, lined by a shallow grooveNIGP-DYH-5, NIGP-Shen-1-3, NIGP-Ocular incision Antennal spineshallow short and bluntShen-5-6, NIGP-Shen-11, NIGP- Shen-19-20, NIGP-Shen-33-34, NIGP- Shen-50-51, NIGP-Shen-62, NIGP-Antennal incision shorter and shallower than ocular incision Shen-68, NIGP-Shen-b-c, NIGP-Pterygostomian spinenone, pterygostomian angle slightly roundedShen-GM1, NIGP-126340, NIGP- 126366, sp22, Tohoku-U-57272Ventral margincurved, lined by a groove, seemlesslyconnecting to the ventral/branchial partof posterior marginPosterior margin, straight, lined by a shallow groovearticular areaPosterior margin, curved, lined by a groovebranchial area