PLATE CXXXIX. 



SABELLA ALVEOLATA. 



HONEY-COMB SAEELLAj OR SAND SHELL, 



GENERIC CHARACTER. 



Animal a Nereis, with a ringent mouth, and two thickei" tentaculas 

 behind the head. Shell tubular, and composed chiefly of sand, agglu- 

 tinated to a membranaceous tube. 



SPECIFIC CJIARACTER 



AND 



SYNONYMS. 



Composite, consisting of numerous parallel tubes, with somewhat 

 funnel-shaped aperture. 



Sabella ALVEOLATA : testa composita concameratlonlbus nume- 



rosis : aperturis sub-infundibuliformlbus. 

 Sabella alveolata : testa composita concameratlonlbus nume- 



rosis poro communicantlbus. Gmel. Linn. Syst. 



Nat. T. I. p. 6. p. 3749. Sp. 3. 

 Sabella alveolata, Honey-comb. Pejin. Brit. Zool. Vol. 4. 



;;. 147. sp. 162.— Ellis Coral, p. 90. /. 36. 



