159 



deorsum attenuata, basi carinata, externe et sub sutura umbilicali 

 indentata ; sutura conspicua ; apertura angusta, protensa, subovali, 

 basi sub-angulata, lamella postica, altera columellari, dentibus 

 quatuor inequalibus, plicaque umbilicali dentifera ringente ; peritre- 

 mate Candida, reflexa. Long. 11-20 ; lat. J poll. 



Melania mutans. Testa turrita, spira elongata, saturate fusca, 

 decollata ; anfractibus superstitibus 8 planulatis, plicis longitudi- 

 nalibus ad 16 et lineis volventibus decussantibus compresso-granu- 

 Iatis, vel eorum vice, carinis compressis, acutis, flavescentibus, plus 

 minusve eminentibus cinctis ; ultimo basi striis ad 12 deorsum di- 

 minuendis spiraliter exarato ; apertura angusta, elliptiga, basi me- 

 diocriter effusa, intus coerulescente, fusco variegata ; columella 

 lutescente ; labro acuto. Long. 1 h ; lat. 9-20 poll. 



Possibly the same as M. qiiadriseriata, Griffith's Cuv. 



December 6th, 1843. 

 The President in the Chair. 



Dr. Storer read a letter from Maj. Le Conte, tendering for 

 publication in the Journal a Monograph of the Histeridse, 

 which that gentleman has in preparation. The offer was 

 thankfully accepted. 



Dr. S. alluded to some errors which had occurred in his 

 paper in the number of the Journal recently published. 



" An error occurs on page 80, Vol. IV., No. 3, which should be 

 corrected, —because it might be inferred from the text, as it now 

 stands, that a mistake, which Mr. Ayres has pointed out, did not exist. 

 The asterisk, instead of being placed where it is, should occur in 

 in the first line of the page, offer the period. And ' Mr. Ayres ' 

 should be substituted for ' De Kay,' in the note." 



Dr. S. also remarked, that the species of flat fish, known in our 

 market as the " turbot" and which had been supposed to be the 

 Pleuronectes aquosus, Mitchill, — but which Mr. Ayres, in his late 

 communication, in an article upon the " Fishes of Brookhaven, L. I., 

 considered a new species, he had been enabled, by Dr. De Kay's 



