Appendix 1 in Crayfishes from the Jehol biota

Appendix 1. — Continuation.
DescriptionObserved on specimensPleonite 1Dorsal partsmoothNIGP-DYH-5, NIGP-Shen-1, NIGP-Axial carina Tergopleuronnone subquadrate, with a slightly rounded margin, angle slightly acuminate, smaller than the othersShen-4, NIGP-Shen-32, NIGP- Shen-34-35, NIGP-Shen-38-39, NIGP- Shen-42, NIGP-Shen-52, NIGP- Shen-71, NIGP-Shen-a, NIGP-Shen-b, NIGP-Shen-h, NIGP-Shen-RT132,Pleonite 2Dorsal partsmoothNIGPAS-126346, 126353, sp1-2, sp4,Axial carinanonesp8-9, sp11, sp20, sp24, sp30, sp31, Tohoku-U-57254, Tohoku-U-57272Tergopleuronwide, ovoid, extending over s1tergopleuron anteriorly and s3tergopleuron posteriorlyPleonite 3Dorsal partsmoothAxial carinanoneTergopleuronsubquadrate, with a slightly roundedmargin, angle slightly acuminate, largerthan s4-s6 tergopleuraPleonite 4Dorsal partsmoothAxial carinanoneTergopleuronsubquadrate, with a slightly roundedmargin, angle slightly acuminate, largerthan s5-s6 tergopleuraPleonite 5Dorsal partsmoothAxial carinanoneTergopleuronsubquadrate, with a slightly roundedmargin, angle slightly acuminate, largerthan s6 tergopleuronPleonite 6Dorsal partsmoothAxial carinanoneTergopleuronsubquadrate, with a slightly roundedmargin, angle slightly acuminateOrnamentationcovered in scattered tubercles, coarserbetween branchiocardiac groovesTelsonOutlinesubrectangular, with straight lateralNIGP-DYH-4-6, NIGP-Shen-14, NIGP-margins and slightly curved posteriorShen-16-19, NIGP-Shen-38-40, NIGP-marginShen-64, NIGP-Shen-66-67, NIGP-Surface Diaresiswith a pair of lateral carina, thick and tuberculated anterior to the diaeresis, smooth and thin posterior to diaeresis almost straight, slightly curved laterally, cutting telson at 3/4 of its lengthShen-71, NIGP-Shen-f, NIGP-Shen-g, NIGP-Shen-RT132, NIGP-Shen-RT145, NIGPAS-126345, NIGP-126353, NIGPAS-12354, sp1-2, sp5, sp9, sp11, sp16, sp20, sp24, sp26, sp28, sp29, Tohoku-U-57254EyesShapeovoid, small from 0.62 to 4.1 mm (3-9 %NIGP-DYH-5, NIGP-Shen-38, NIG-of CL)Shen-40, sp1, sp4, sp11, sp14, sp22Ommatidiasquare facets each from 14 µm to 61 µmlong (side of the square)Setaenone visibleCephalicAntennula a1Basisformed of at least three stockyNIGP-DYH-4, NIGP-Shen-1, NIGP-appendagescylindrical podomeres, reachingShen-6, NIGP-Shen-12-13, NIGP-to the second podomere of antennalShen-18, NIGP-Shen-20, NIGP-endopod, first (proximal) podomereShen-22, NIGP-Shen-23, NIGP-with a dorsal depression leaving roomShen-26, NIGP-Shen-34, NIGP-to the eye stalkShen-38, NIGP-Shen-71,Endopod Exopodshort flagellum, slightly shorter and thinner NIGPAS-126337-126338, than the exopod NIGPAS-126343, NIGPAS-126353, sp4-5, sp8, sp11, sp20, sp22, sp24-25, short flagellum, about 1/3 cephalothorax sp27, sp29-30, Tohoku-U-57254 length