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Descriptions of Shells found in Connecticut. 233 | 
Arr. XXL —Descriptions of Shells found in Connecticut, col- 
lected and named by the late Rev. J. H. Linsley; by Avueus- 
tus A. Goutp, M.D. 
Some months since, specimens of the shells indicated and na- 
med by the Rev. J. H. Linsley.as new, in his ‘Catalogue of the 
Shells of Connecticut,”* and of which he intended subsequently 
to give full descriptions, were put into my hands by his daugh- 
ter, with the request that I would examine them, and conclude 
o the work which he commenced so well. I have therefore done 
Some of them, I am well satisfied, had been previously de- 
sobibalts others are new. The following ate the results of my 
examina atio on. 
TaRTE macTracea, (No. 71.) Testa parva, Solida, subtri- 
sais tele sed anticé rotundata et ad basim arcnata, concentricé 
costato-undulata, inter undas radiatim striolata, fulvo-viridi, fusco- 
radiata, apice actito ; areola Po ay apy 
: Ul. 
Lat. a4 
Astarte mactracea. 
Shell small and solid, nearly quadrant-shaped, the apex acute, 
somewhat behind the centre, with a divergence of nearly a right 
angle, the posterior and basal margins regularly curved while the 
anterior margin is nearly a right line. The surface is undulated 
with about fourteen concentric, rib-like waves, and is marked be- 
tween the ribs with xery — i radiating strie. The 
e peneilling of dusky ra- 
YTHEREA wontetoans. No 6 85.) on seems to. (> quite a 
young and small specimen of C. convera, Say. 
Unio Pequorrinus. (No. 105. This i is undoubtedly a valve 
of U. latus, Raf. (U. rectus, Say) It is said to have been found 
in connection with Indian base ond herarticles. _ As this sh shell 
* See this Toul, ak xlviii,.p. poet Tat 
