TYPE SPECIMENS OF INVEKTEBKATE FOSSILS. 283 



115174. Gemma magna Dall. Holot^pe. 



Miocene. Duplin County, North Carolina. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. VI, 1903, 

 p. 1330, pi. 57, fig. 4. 



144643. Gemma magna virginiana Dall. Cotype.s. 



Miocene. Yorktovvn, Virginia. 



■ Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. VI, 1903, 

 P- 1330- 



61 170. Gemma purpurea (Lea). Plesiotype.s. 



Plei.stocene. Texa.s coast at Corptis Chri.sti. 



Dall, Trans. Wagner Free Inst. vSci. Phila., Ill, Pt. IV, 1898, 

 pi. 24, figs. 2, 4, 4I). 



— (lemnia }j;^emnia ])urpurea. 



73295. Gemma purpurea totteni Dall. Plcsiotype. 



Pleistocene. Massachusetts Bay at Point Shirley. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. IV, 1898, 

 pi. 24, figs. 1-3. 



See Gemma gemma. 



114915. Gemma trigona Dall. Holotype. 



Miocene. Duplin County, North Carolina. 



Dall, Trans. Wagner Free Inst. Sci. Phila., Ill, Pt. VI, 1903, 

 p. 1330, pi. 57. fig. 8. 



38135. Genentomum validum vScudder. Holotype. 



Upper Coal Measures. Mazon Creek. Grundy County, 

 Illinois. 



Scudder, Mem. Bcston Soc. Nat. Hi.st., Ill, 18S5, p. 329, pi. 30, 

 figs. 2, 3; Foss. Insects N. America I, 1890, p. 293, pi. 16, 

 figs. 2, 3. 



26470. Gennaeocrinus arkonensis Whiteaves. Cotypes. 



Hamilton (Dev.). Bartletts Mills, Ontario, Canada. 



Whiteaves, Cont. to Canadian Pal., I, i'i. V, 1898, pp. 373, 374. 



35149. Gennaeocrinus kentuckiensis (Shumard). Plesiotype. 



Hamilton (Dev. ). Beargra.ss quarry, Loui.sville, Kentucky. 



Wood, Smithsonian Misc. Coll., Quart., XLVII, 1904, p. 80, text 

 fig. 9. 



38148. Genopteryx constricta Scudder. Holotype. 



Upper Coal Measures. Mazon Creek, (irundy County, 

 Illinois. 



Scudder, Mem. Boston Soc. Nat. Hist., Ill, 1885, p. 327, pi. 29, 

 fig. 11; Foss. Insects N. America. I, 1890, p. 291, pi. 15, fig. 11. 



38065. Gerablattina abdicata Scudder. Holotype. 



Lower Permian. Cassville, West Virginia. 



Scudder, Bull. No. 124, U. S. Geol. Surv., 1895, p. 118, pi. jo, 

 fig. 6. 



