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Table 1 Comparative larval myoanatomy of the rhynchonelliform brachiopods Argyrotheca cordata, Terebratalia transversa, and A. cistellula

From: Comparative larval myogenesis and adult myoanatomy of the rhynchonelliform (articulate) brachiopods Argyrotheca cordata, A. cistellula, and Terebratalia transversa

  Species   
Muscle Argyrotheca cordata Terebratalia transversa Argyrotheca cistellula Location Symbol in figures
apical longitudinal muscles + + + apical lobe alm
apical transversal muscle + + + (apical muscle ring) apical lobe atm
central mantle muscles + + + (dorsal mantle muscles) mantle lobe empty arrowheads
circular mantle muscle + + + (posterior muscle ring) mantle lobe arrows
lateral mantle muscle - - + mantle lobe lmm
longitudinal muscles + + - mantle and pedicle lobe lm
pedicle muscles + + + pedicle lobe pm
serial mantle muscles + + + mantle lobe double arrowsheads
setae muscles + + - mantle lobe sm
setae pouch musculature + + - mantle lobe arrowheads
U-shaped muscle + + + (ventral mantle muscle) mantle lobe empty arrows