1881.] NATURAL SCIENCES OF PEnLADELPHTA. 341 



*1S61. Batoor. laura Hall (Actinoor. laura). Dejcr. New Sp. Crin., p. 15. Upper 

 Burlington liinest. Burlington, Iowa. 



1860. Batocr. lepidus Hall (Actinoor. lepidus). Supp. Geol. Eep. Iowa. p. 32; 

 Meek and Wor h. Batoor. lepidus, Geol. R«p. 111., v, p. 367. Lower Bur- 

 lington limcst. Burlington, Iowa. 



1858. (?). Batocr. longirostris Hall. (Actinoor. longirostris) Geol. Rep. Iowa, i, 

 pt. ii, p. 589, PI, 11, figs. 2, 4 c, d; Meek and Worth., Batocr. longirostris, 

 Geol. Rep. 111., V, p. 367. Lower Burl, limest. Burlington, Iowa. This species 

 shows a marked departure from the characters of the genus and its reference 

 is not without doubt. 



1860. Batocr. mundulus Hall. (Actinoor mundulust Supp. Geol. Rep. Iowa, p. 39; 

 Meek and Worth., BatOCr. mundulus, Ge»\. Rep. Ill,, v, p. 367. Keokuk 

 limest. Keokuk, Iowa. 



1850. Batocr. Nashvillae Troost. (Actinoor. Nashvillae) Cat. Crin. Tenn. (Proc. 

 Am. Assoc, for Advanc. of Sci., p. 60); Hall, 1858, Geol. Rep. Iowa, i, pt. ii, 

 p. 609, PI. 15, fig. 4, and PI. 16, figs. 4 a, b ; Wachsm. and Spr. 1878, Proc. 

 Acad. Nat. Sci. Phila., p. 234; Meek ani Worth., Batocr. Nashvillae, Geol. 

 Rep. 111., V, p. 368. Keokuk limest. Iowa, Illinois, Missouri, Tennessee and 

 Kentucky. 

 Var. subtractus White. (Actinocr. Nashvillae var. subtractus), Proc. Bost. 

 Soc. Nat. Hist., ix, p. 16. Upper Burlington limest. and Keokuk Transition 

 beds. 



1865. Batocr. pistilliformis Meek and Worth. CBatocr, — Tlperocr. — pistilliformis), 

 Proc. Acal. Nat. Sc'. Phila., p. 153; also 1866, Actinocr. (Batocr. C. 

 Tlperocr ) pistilliformis, Geol. Kep. 111., ii, p. 161, PI. 11, fig. 8; Ibid., 1873, 

 V, p. 367. The original 1= said to be obtained from the Kinderhook gr. of 

 Marion Co., 111., but more probably from the Burlington limest., and that it is 

 a .S'y-i. of B. pyriformis. 

 Syn. Actinocr. pyriformis var. rudis Meek and Worth. Proc. Acad, Na*. Sci. 

 Phila. (not A. rudis Hall, 1860). 



1865. Batocr. pistillus Meek and Worth. (Actinocr — Uperoor. — pistillus) Proc. 

 Acad. Nat. Sci. Phila., p. 152; also 1868, Actinocr. — Batocr, — pistillus, 

 Geol. Rep. 111., iii, p. 472, PI. 16, figs. 4 a, b ; 1873, BatOCr, pistillus. 

 Ibid., V, p. 367. Upper Burl. lime<t. Burlington, Iowa. 



I860. Batocr. planodiscus Hall. (Actinocr. planodiscus) Supp. Geol. Rep. lown, 

 p. 45 ; Meek »nd Worth., 1873, BatOCr. planodiscus, Geol. Rep. 111., v, p. 367; 

 Wachsm. and Spr., 1878, Proc. Acad. Nat. Sci. Pbili., p. 233. Keokuk 

 and Burlington Transition bed and Lower Keokuk liu.e-t. Nauvoo, 111., and 

 Keokuk rapids. 



18»5. Batocr. pyriformis Shumard (Actinocr. pyriformis. not Ad. Roemer, 1856). 

 Geol. Rep. Missouri by Swallow, p*. ii, p. 192, PI A, figs. 6 a, b ; Meek and 

 Worth., 1865, Actinocr. — Tlperocr.— pyriformis. Proc Acad. Nat. Sci. 

 Phila., p. 153; also 1873 (Batocr. pyriformis). Geol. Rep. 111., v, p. 375, 

 PI. 5, fig. 5, and Ibid., ii, p. 150 ; Wachsm. and Spr., 1878, Proc. Acad. Nat. 

 Sci. Phila., p. 233. Upper Burlington limest. Burlington, Iowa, and Illi- 

 nois and Missouri. 



1869. Batocr. quasillus Meek and Worthen. Proc. Acad. Nat. Sci. Phila., p. 352 ; 

 also Geol. Rep. 111., v, p. 369 PI. 5, fig. 2. Lower Burlingon limest. Bur- 

 lington, Iowa. 



