290 APPENDIX. 



Vol. iv. p. 184. LiMNiEUS INVOLUTUS. 



Add, Plate CXXXII. f. 12. 



Vol. iv. p. 204. Acme lineata. 



This rare shell has been added to the Scottish fauna by Mr. 

 Barlee, who has taken it at Inverary, and in the Isle of Skye. 



(Additional Family.) 

 PHYLLIDID^. 



This family formed part of the order of Infero-orancldata in 

 the arrangement of Cuvier, and has its place alongside of the 

 Pleurohranchidce (vol. iii. p. 557), from the members of which 

 group, among other characters, the mollusks composing it differ 

 materially in being provided with branchiae at both sides, and in 

 not being furnished with any shell, either internal or external. 



DiPHYLLiDiA, Cuvier. 



Animal oblong, fleshy, covered with an ample mantle, under 

 the borders of which the obliquely lamellated branchiiB extend 

 along the two hinder thirds of the body. Head with minute 

 tentacles and a lobe-like veil. Vent at the right side behind the 

 reproductive orifice. 



D. LINEATA, Otto. 



Plate K K K, fig. 1-3, 



Diphyllidea lineata. Otto, Nov. Act. Acad. Leop. Nat. Cur. v. x, p. 121, pi. 7, 

 f. 1. — Philippi, Enum. Moll. Sic. v. ii., p. 82. 

 „ Neapolitana, Delle Chiaje, Mem. v. i., p. 128, pi. 10, f, 12 (fide 

 Philippi). 



