- Arms
- Arms IV
- Small suckers in 2 series in males and females
- Left arm hectocotylized; hectocotylus plate with many small teeth.
Click on an image to view larger version & data in a new windowFigure. Upper left - P. gemmata toothed plates from the hectocotylus of two males from off California (redrawn from Young, 1972) and from one male from off New Zealand (redrawn from Riddell, 1985). Bottom left - P. microlampas toothed plates from two males from off New Zealand (redrawn from Riddell, 1985). Right - A cleared hectocotylus of P. microlampas from Hawaiian waters showing the toothed plate. Black dots throughout the arm tissue are artifacts. Photograph by R. Young.
- Arms IV
- Tentacle suckers - in 4 series with proximal 2-4 rows with enlarged dorsal suckers.
- Head
- Buccal membrane - with irregular papillae.
- Buccal membrane - with irregular papillae.
- Pigmentation
- Tentacular chromatophores
- Tentacular chromatophores
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