Zooplankton of the South Atlantic Ocean
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Zooplankton of the South Atlantic Ocean
Key: Step 1128. Copepoda: Family Spinocalanidae males

P5 uniramous, present on both sides, usually 5-segmented. P1 Exp1 without outer spine:
Mimocalanus cultrifer

Mimocalanus cultrifer

P5 biramous, present on both sides. Exp usually 3-segmented (if uniramous, strongly asymmetrical); P1 Exp1 with external spine (in Monacilla typica external spine absent).

(Males undescribed for Mimocalanus cultrifer, unknown for Monacilla gracilis)

Step 1129
Decision path