— 193 — 
Artemis Poli. 
283. A. exoleta (Venus) L., Mont., (Cytherea) Lamk , Macg., (Art.) 
Agass. — Lunula ad long. t. ut 1 : 7 ,2. Boh. — Bergen. 
284. A. lincta (Venus) Pult., (Cytherea) Lamk., (Artemis) Agass., 
Brown = V. exoleta ß Mat. et Rack. = List. t. 290 f. 126. Boh. 
285. A. comta n., an — A. lincta Macg.? — T. subleritiformis, non- 
nibil Jongior quam alla, tenuis, convexa; margo Jigamentalis 
subrectus, productus, cum postico subangulatus; lunula impres- 
sa, cordata, convexa, ad long. t. ut 1:6,7; striae tenues, pa- 
rum reguläres, medio appressae, utrinque erectae, sublamellaceae; 
lainina cardinalis angusta, postice attenuata, apicem impressionis 
muscularis vix attingens; dens lunularis v. sin. cum cardinali 
angulum fere rectum formans, d. cardin. et ligamentalis ap- 
proximati, hic subrectus, fossa ligamentalis angusta, linearis; 
d. accessorius validus; in v. d. fossa cardin. magna; ff, er. 16; 
er. 13; 2 TT°ir? er. ^9,5 mm.— Differt ab A. exoleta testa ma¬ 
gis convexa, striis tenuioribus, lunula nonnihil longiore, ab A. 
iincta, striis paullum fort.ioribus, ab utraque forma magis elon- 
gata, lamina cardinali angustiore, dente accessorio valido, testa 
tenuiore. Boh. 
Venus L. 
286. V. casina L., Gm., (excl. svn. List.) Ciiemn., Schröter, Tup.t. , 
Brown. — T. ovato-cordata; lunula depressa, convexa, cordata; 
margo anticus sub lunula subito productus, dein arcuatus; la- 
mellae circ. 40 antice confertoe, revolutae, postice discedentes, 
patentes; ff, crass. 24 mm. Bergen — Vardöe. 
287. V. fasciata (Pectunculus) DaC., Don., Desii. , Phil. (non Gm.), 
= V. paphia Mont. ( non L.), = V. dysera ”L.” Brocciii (non 
L.) = V. Brogniarti Payr. Boh. — Bergen. 
288. V. striatula (Pectunculus) DaC., Don., Mont., Hanl. = V. 
rugosa var. A Penn. = V. gallina L. F. S. , Dillw., Turt. ( non 
L. S. N. , Chemn., = Hanl., 1 6 , 42; an = List. Con. 281, 119 ?); 
annon = V. senilis Brocciii, Phil.? — a) = List. Con. t. 282 f. 
120 .—■ T. cordato-trigona, tumida, solida, nitidula; laminae nu- 
merosae, confertae, antice et postice tenues, hic arcuatae, illic si- 
nuatae, medio reclinatae, deplanatae, imbricatae, rugas saepius 
formantes, binis 1 . ternis seil, confluentibus; alba, radiata, li- 
neolis fulminatis rufis; ff er. 15,5. — ß) = V. laminosa Turt. 
{vix Mont., Lask.) — V. sulcata Brown = V. prideauxiana ”L'each", 
Macg. — T. cordato-trigona, elongata, modice convexa, tenuis, 
subrudis; laminae pauciores, distantes, undique tenues, foliaceae, 
simplices; sordide albida, pictura obsoleta; ff, er. 12,5 mm. 
Speciem crederes propriam, sed formae connectentes non rarae, 
laminis tenuibus, simplicibus crebris, 1 . crassiusculis distantibus; 
utraque, dum junior, laminis simplicibus praedifa = V. costata 
Brown. Adulta vero est y) arctica, pumila, postice obtusa, mo- 
