DOI: 10.5281/zenodo.15139301
title: Table 1 in Revision of fossil Metretopodidae (Insecta, Ephemeroptera) in Baltic amber - Part 4: Description of two new species of Siphloplecton Clemens, 1915, with notes on the new S. jaegeri species group and with key to fossil male adults of Siphloplecton

description: Table 1. Measurements of fossil representatives of the Siphloplecton jaegeri species group.
Adult charactersSiphloplecton jaegeri [MNB, MB.I 7370, male imago] (mm)Siphloplecton jaegeri [MNHN, 4655 BA, male imago] (mm)Siphloplecton landolti sp. nov. [SMNS, BB– 2377, holotype, male imago] (mm)Siphloplecton studemannae sp. nov. [SMNS, BB– 2626, holotype, female imago] (mm)Siphloplecton studemannae sp. nov. [MNHK, MP/1626, paratype, female imago] (mm)Siphloplecton sp. 5 [CCHH, BaB 1159/5, male imago] (mm)Siphloplecton sp. 6 [MNB, MB.I 7372, male subimago] mm)Length of body9.009.0810.8810.049.489.508.50Length of right foreleg-9.64----5.11Length of femur-1.80----1.77Length of tibia-2.00----1.05Length of tarsus-5.84----2.29Tarsomere 1-1.40----0.48Tarsomere 2-1.40----0.45Tarsomere 3-1.44----0.48Tarsomere 4-1.20----0.53Tarsomere 5-0.40----0.35Length of left foreleg8.549.403,44*4.04*-13.445.04Length of femur1.751.801.04*2.02*-3.121.73Length of tibia1.951.882.401.52-2.721.10Length of tarsus4.845.724.64*0.50*-7.602.21Tarsomere 11.131.321.800.50-2.080.45Tarsomere 21.131.322.00--1.880.45Tarsomere 31.051.480.84*--1.640.50Tarsomere 41.151.20---1.440.48Tarsomere 50.380.40---0.560.33Length of right middle leg-3.52-4.28-7.243.86Length of femur-1.32-1.52-2.881.58Length of tibia-0.40-1.20-1.600.85Length of tarsus-1.80-1.56-2.761.43Tarsomere 1-0.40-0.60-0.880.30Tarsomere 2-0.44-0.32-0.680.40Tarsomere 3-0.40-0.24-0.520.30Tarsomere 4-0.40-0.22-0.320.23Tarsomere 5-0.16-0.18-0.360.20Length of left middle leg2.11*3.523.48*4.314.097.283.84Length of femur-1.321,801.521.632.921.55Length of tibia0.63*0.401.041.211.001.640.85Length of tarsus1.481.800.64*1.581.462.721.44Tarsomere 10.350.400.64*0.620.440.800.30Tarsomere 20.500.40-0.340.450.720.40Tarsomere 30.250.40-0.220.130.480.33Tarsomere 40.200.40-0.200.210.360.20Tarsomere 50.180.20-0.200.230.360.20Length of right hind leg3.523.10-4.522.68*6.843.54Length of femur1.361.32-1.681.452.481.63Length of tibia0.780.40-1.100.901.640.70Length of tarsus1.381.38-1.740.33*2.721.21Tarsomere 10.350.44-0.460.330.880.30Tarsomere 20.330.36-0.44-0.720.30Tarsomere 30.250.22-0.38-0.480.20Tarsomere 40.200.16-0.24-0.360.18Tarsomere 50.250.20-0.22-0.280.23Length of left hind leg3.433.433.40*4.423.01*6.843.65Length of femur1.301.321.921.721.482.481.65Length of tibia0.750.440.841.060.881.600.75Length of tarsus1.381.360.64*1.640.65*2.761.25Tarsomere 10.350.400.64*0.420.300.840.30Tarsomere 20.350.40-0.420.35*0.760.35Tarsomere 30.250.20-0.38-0.520.25Tarsomere 40.180.16-0.22-0.320.15Tarsomere 50.250.20-0.20-0.320.20Length of right forewing8.138.2011.608.809.959.848.75Length of left forewing8.258.08*11.808.606.88*9.868.55Length of right hind wing3.152.703.60-3.253.502.75Length of left hind wing3.20-3.25*2.923.303.522.80Hind/forewings length ratio0.390.390.310.340.330.360.32Length of right cercus4.25*-2.84*2.24*3.03-4.25*Length of left cercus4.20*-3.16*2.32*4.508.804.00*
description: Published as part of Godunko, Roman J., Neumann, Christian & Staniczek, Arnold H., 2019, Revision of fossil Metretopodidae (Insecta, Ephemeroptera) in Baltic amber - Part 4: Description of two new species of Siphloplecton Clemens, 1915, with notes on the new S. jaegeri species group and with key to fossil male adults of Siphloplecton, pp. 1 in ZooKeys 898 on page 1, DOI: 10.3897/zookeys.898.47118