3 6 ° 



DAVENPORT ACADEMY OF NATURAL SCIENCES. 



Page 



Stoltzenai . II. S., ( lertificate from 

 — , Discovery of elephant pipes 



by ' iv, 260, 340 



Stomatell \ picta, ( tecurrence of. . v, 63 



Stone circles, v, 110 



Stone, Miss , Valuable dona- 

 tion by .iii, 31 



Stones (Description of some in- 

 scribed I found in ( lleona town- 

 ship, Scott county, Iowa; J. 



Gass * ii, 142 



Storms; C. II. Preston i, 70 



— , Classification of v. 83 



Strahlenberg, .cited on primi- 

 tive art iv, 1 16 



Strangali \.familica, < >ccurrence of.i, I 72 

 Strecker, Herman, Acknowledg- 

 ments to. . .i, 174 ; ii, iv. 123 : iii, 31 



— : I >escriptions of some species and 



varieties of North American 



Heteroceres, mostly new ii, 270 



— , Election of ii, 25 



— , Engraving by i, viii : ii, 72 



— , Letter from.'. ii, 117 



— . Memorial iii. 223 



— : On some hybrids between Calli- 



morpha lecontei, Bdl., and C. in- 

 terrupto-marginaia, De Beauv., 

 figured on plate iv, figures 5, 6, 



7 ii. 275 



— , Reference to papers by iii, 2 



— ; The larva of Samia gloveri, 



Streck ii, 276 



— . Valuable donation by iii, .')1 



Streptorhynchus ehemungensis, < Oc- 

 currence of. v, 103, 108 



Stretch, R. II . Acknowledgments 



to i. 193; ii. 123 



— , Association with .1. D.Putnam.iii, 235 



— , Election of ii, 25 



Stricker, Willi vm, \ 



Strigilla flexuosa, Occurrence of.ii, 217 



— pisiformis, ii, 247 



— pisum, v. 63* 



Strigoderma arboricola, i, 171 



Strix pratincola, v, 128 



Strobila labyrinthica, v, 47 



Strobilocystites advini, . v, 104, 107 



Stromatopob \ alt* rnata, v, 107 



— expansa, v, L07 



— incrustans, v, 107 



— solidula, v, L07 



Strombus accipitt r, — — ii, 2:14 



— alaius, — — ii, 234 



in shell mounds ii. 228 



— bituberculatus, Occurrence of., .ii, 234 ; 



v,46, 53 



— costatus, v 53 



Strombus gtgas, Occurrence of, in 

 shell mounds, .ii, 228, 234 ; v, 46, 53 



— pugilis, < >ccurrence of. ii, 234 ; v, 4(>, 53 



Strophia incana, v, 48, 68 



Strophodonta arcuata, v, 107 



— canace, v, 107 



— demissa, ii, 266 



— perplana, ii, 



— variabilis, v, 107 



Strophonella /■' verm, v, Hi7 



Structures, Aboriginal iii, 69 



Stuart, R. O, Collection by v, 4'.) 



Stubbs, ('. IT., Lett ei- from, on pipes 



and tablets iv, 308 



Stuhr, Aio 1st. Valuable donation 



by ii, 22 



Sturnella magna, Occurrence of.v, 137 



neglecta, v, 128 



i>ant. M. L , Election of . . i, 81 



— , Record of lecture by i. 82 



— , Valuable donation by iii, 61 



Stuyvesant, Mrs M. L., Election of.i, 80 



— , Valuable donation by i, 217 



Subscribers to vol. iii iii, '■',]■'< 



Succinea avara, Occurrence of.i, 97, 167 ; 



v, (is, 72 : 



— campestris, — — v, 68 



— effusa, v, 68 



— lint itia, ii. 132 



— luteola, v, 68 



— twttalliana, — — i, 1 (>7 ; ii, 132 



— obliqm, . .i, 97, 167; ii, 10, 14.21 ; 



v, 47. 68 



— ovalis, • i, 167 



Suckley, George, cited on Indian 



customs iii, 124 



Sudlow, Miss P. YV., Election of. .i. so 



Suksdorp, Carl L., v, 259 



Suksdorp, II. F., iii. 139 



Suksdorp, William, iii, 139 



Summers, Laurel, Historical letter 



from iii, 65 



Summit-plates, Morphologic defini- 

 tion of iv, 78 



Sex. Notes on eclipse of the i, 27 



Sunday, < >pening of Academy on.iv, 210 

 SUNDEVALL, < '. J., Reference to work 



of. on Solpugidfe iii. 289 



Sutton, < Ieorge, Valuable donation 



by iii, 19 



Swan, .1. <;.. cited on Indian cus- 



iv, 120 



Swiney, Daniel, Collection by.. iii, •'! 



— , Election of '. . .iii, 140 



— , Record of lecture by iii, 1 19 



Swiney, Thom \s <)., Election of..iv, 227 



Swits, John E.. i, 29 



— , Valuable donation by iii, 31 



