; 



of J- 



DORIDIDJE; 105 



Gill-plumes retractile within separate cavities: 



D. Ulidiana. D. sparsa. 



muricata. inconspicua. 



aspera. proxima. 



bilamellata. diaphana. 



depressa. oblonga. 



pusilla. 



Gill-plumes not retractile : 

 D. pilosa. D. subquadrata. 



145 146 



Goniodoris (Forbes). Oblong; mantle small, 

 not covering the head and foot, simple ; tentacles 

 club-shaped, laminated, not retractile. 



G. nodosa. 



castanea. Fig. 144 ; f . 



Triopa (Johnst.). Oblong ; mantle margined 

 with filaments; tentacles club-shaped, retractile 

 within sheaths. 



T. clavigera. Fig. 145 ; n.s. 



^Egirus (Loven). Oblong, covered with large 

 warts; no mantle; tentacles slender, retractile 



