Note: Key from Horwitz 1995, Hansen & Richardson 2006 |
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1. Branchiocardiac groove (BG) EITHER fusing with OR subparallel to, dorsolateral portion of cervical groove (CG)
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-Branchiocardiac groove (BG) running distinctly separate and parallel to cervical groove (CG), never fusing, only converging at extreme anterolateral portion where it curves very slightly anteriorly
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-Not in Key Terminal median spine present on uropod exopod Distribution: Tas
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-Not in Key Terminal median spine not present on uropod exopod Distribution: Tas
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