224 PROCEEDINGS OP THE MALACOLOGICAL SOCIETY. 



POLYCERA QUADRiLiNEATA (0. F. Miiller, 1776). 



Doris quadrilineata, 0. F. Miiller, Zool. Dan. Prodr., p. 229 (pref. 



March 31), 1776 : Denmark. 

 Doris cornuta, Rathke, Zool. Dan. (Miiller), ed. 3, vol. iv, p. 29, 



pi. 145, figs. 1-3, 1806 (ex Abildgaard MS.) : Heligoland. 

 Doris flava, Montagu, Trans. Linn. Soc. (Lond.), vol. vii, p. 79, 



pi. vii, fig. 6, 1804 : Devon. 

 Policere lineatus, Risso, Hist. Nat. Europ. Merid., vol. iv, p. 30, 



Nov. 1826 : Nice. 

 Polycera ornata, Orbigny, Mag. Zool., Classe v, p. 9, pi. cvii {post 



Nov.), 1837 : Brittany Coast. 

 Polycera typica, Thompson, Ann. Nat. Hist., vol. v, p. 92, pi. ii, 



fig. 5, April, 1840 : Strangford Lough, Ireland. 

 Polycera quadrilineata, var. nonlineata, ibid., fig. 6, ibid. 

 Polycera quadrilineata, var. nigrolineata, Dautzenberg & Durouchoux, 



Feuille jeunes naturalistes Paris, ser. v. An. 43, Suppl., No. 514, 



p. 8, Oct. 1, 1913 : Saint Malo, France. 

 Polycera quadrilineata, Miiller ; A. & H., Mon., Fam. 1, pi. xxii, pt. 5, 



1851 ; Conch. Soc. List, p. 19 ; Eliot, p. 154. 



Genus Thecacera, Fleming, 1828. 



Thecacera, Fleming, Hist. Brit. Anim., p. 283, March, 1828. 



Type by original designation, Doris pennigera, Montagu. 



THECACERA PENNIGERA (MoutagU, 1815). 



Doris pennigera, Montagu, Trans. Linn. Soc. (Lond.), vol. xi, p. 17, 



pi. iv, fig. 5, 1815 : Milton, Devon. 

 Thecacera pennigera, Montagu, A. & H., Mon., Fam. 1, pi. xxia, 



pt. 7, 1855 ; Conch. Soc. List, p. 19 ; Eliot, p. 153. 



THECACERA viRESCENS, Forbes & Hanley, 1851. 



Thecacera virescens, Forbes & Hanley, Hist. Brit. Moll. (pts. xli, xlii), 

 vol. iii, p. 576, Sept. 1, 1851 : Falmouth (ex A. & H. MS.). 



A. & H., Ann. & Mag. Nat. Hist., ser ii, vol. viii, p. 290, 



Oct. 1, 1851 : Falmouth. 



A. & H., Conch. Soc. List, p. 19 ; Eliot, p. 153. 



THECACERA CAPiTATA, Alder & Hancock, 1854. 



Thecacera capitata, A. & H., Ann. & Mag. Nat. Hist., ser. ii, vol. xiv, 



p. 103, Aug. 1, 1854 : St. Ives, Cornwall. 

 Conch. Soc. List, p. 19 ; Eliot, p. 153. 



Genus Crimora, Alder & Hancock, 1862, 



Crimora, A. & H., Ann. & Mag. Nat. Hist., ser. iii, vol. x, p. 263, 

 Oct. 1, 1862. 



Type by monotypy, 0. papillata, nov. 



