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  • sword flattened
    D1 high, curved, short base
    C base - 1 keel
    no pelvics
  • sword round
    D1 large long sail
    pelvics very long, thin
  • moderately compressed
    nape not high
    D front lobe = / > body depth
    anus near A
    1 obvious LL
  • not v compressed
    nape high
    D front lobe < body depth
    anus near A
    LL: looping line or mesh, often obscure
  • body highly compressed; nape low
    sword round
    D front lobe = / > body depth
    anus well before A
    LL: 1 obvious straight line