Data from Nature's headlamps: A unique light-focusing structure in <i>Parasesarma</i> de Man, 1895 mangrove crabs

Data from Nature's headlamps: A unique light-focusing structure in <i>Parasesarma</i> de Man, 1895 mangrove crabs<br>Peter A. Todd, Ian Zhi Wen Chan, Wendy Yanling Wang, Zuze Boh, Hui Shan Soh, Huiwen Huang<br><br>For simplicity, the data presented here are linked to the figures provided in the paper (both in the main text and supporting information). The number and letter at the beginning of each dataset title indicates the figure the data are from.<br>Title of Dataset: 1D Data_EyestalkLengthThere are two columns: Sex and EyestalkLength_cmSex is denoted by M or F<br>Title of Dataset: 2 Data_ReflectanceThere are six columns: Sex, IllumProbeAngle, MeasuProbeAngle, Brightness, SD and SE.Sex is denoted by M or FIllumProbeAngle = angle of the illuminating probe (i.e. the light source)MeasuProbeAngle = angle of measuring probe (i.e. the sensor)Brightness = light intensity (in Lux)SD and SE = standard deviation and standard error<br>Title of Dataset: 3A Data_ChoiceImageBrightnessThere are two columns: Sex and ChoiceSex is denoted by M or FBright and Dull (choice) is abbreviated to B and D<br>Title of Dataset: 3B Data_ChoiceControlsThere are five columns: Specimen, Set, Image, Sex, ChoiceSpecimen – by numberSet – A or BImage – Y (yes – image present) or N (no – not image present)Sex is denoted by M or FChoice made? Y – yes, N = no<br>Title of Dataset: 3C Data_ChoiceImageColourThere are four columns: Specimen, Set, Sex, ChoiceSpecimen – by number (1 to 67)Set – A or BSex is denoted by M or FChoice made? M = male, F = female<br>Title of Dataset: 3D Data_ChoiceCrabColourThere are four columns: Specimen, Set, Sex, ChoiceSpecimen – by number (1 to 67)Set – A or BSex is denoted by M or FChoice made? M = male, F = female<br>Title of Dataset: S1A Reflectance - MalesLight spectra reflected off the facial bands of male <i>Parasesarma eumolpe </i>crabs illuminated from different angles. Numbers at the top of each column are the angles.Data are in Lux<br>Title of Dataset: S1B Reflectance - FemaleLight spectra reflected off the facial bands of female <i>Parasesarma eumolpe </i>crabs illuminated from different angles. Numbers at the top of each column are the angles.Data are in Lux<br>Title of Dataset: S3C Reflectance - MaleThere are three columns: wavelength, ColourMeasured, ColourUsedFor each wavelength (wavelength) the reflectance (in %) off male crabs is provided as “ColourMeasured” and the reflectance off the recreated image is provided as “ColourUsed”<br>Title of Dataset: S3D Reflectance - FemaleThere are three columns: wavelength, ColourMeasured, ColourUsedFor each wavelength (wavelength) the reflectance (in %) off female crabs is provided as “ColourMeasured” and the reflectance off the recreated image is provided as “ColourUsed”<br><br><br>