THE ANNALS 
AND 
MAGAZINE OF NATURAL HISTORY, 
[FIFTH SERIES. ] 
iadadacndadanddebac per litora spargite muscum, 
Naiades, et circitm vitreos considite fontes: 
Pollice virgineo teneros hic carpite flores: 
Floribus et pictum, dive, replete canistrum. 
At vos, o Nymphe Craterides, ite sub undas 
[It e, recurvato variata corallia trunco 
Vellite muscosis e rupibus, et mihi concha 
Ferte, Dew pelagi, et pingui conchylia succo.”’ 
NV. Parthenit Giannettasii Ec), 1, 
No, 67, JULY 1883. 
1.—Waterials towards the History of Anchinia. 
By A. KowALeysky and J. Barrois *, 
[Plates I.-IIL. | 
Awcuinra is one of the most interesting and least known 
forms of the whole group of Tunicata. Hstablished by Rathke 
in 1833 upon notes left by Eschscholtz, this genus has since 
that time been studied by only a few observers; the only 
somewhat complete description that we know is that which 
Carl Vogt has left us of the Anchinia rubra, met with in very 
great numbers at Villafranca, where he found it floating in 
thousands at the surface of the sea during the months of 
December and January. 
1. The species obtained by us at the same place also 
possesses a large spot of red pigment in the middle of the 
body, and other spots of the same colour upon each of the two 
large papillae which surmount the incurrent and excurrent 
apertures. It made its appearance at Villafranca a little later 
* Translated by W.5S. Dallas, F.L.S., from the ‘Journal de l’Anatomie 
et de la Physiologie,’ tome xix. January and February 1885. We are 
indebted to the kindness of M. Jules Barrois and of the conductors of the 
above journal for permission to have impressions of the three plates 
illustrating this memoir. 
Ann. & Mag. N. Hist. Ser. 5. Vol. xin. 1 
