ACT.] 



ECHINODERMA TA. 



219 



matuta var. attenuatus, see Eretmocrinus 



attenuatus. 



meeki, see Macrostylocrinus meeki. 

 minor, Hall, 1858, Geo. Rep. Iowa, p. 



573, Burlington Gr. 

 mississippiensis, see Dorycriuus misissip- 



piensis. 

 mismsippiensis var. spiniger, see Dorycrinus 



mississippiensis var. spiniger. 

 missouriensis, see Dorycrinus missouriensis. 

 moniliformis, Miller, cited by Troost. Not 



American. 



mortoni, Troost, 1850. Not defined, 

 multibrachiatus, Hall, 1858, Geo. Rep. 



Iowa, p. 580, Burlington Gr. 

 multibrachiatus var. echinatus, Hall, 1861, 

 Desc. New Crinoidea, p. 10, Warsaw Gr. 

 multicornis, see Centrocrinus multicornis. 

 mundulw, see Batocrinus mundulus. 

 multiradiatus. Shumard, 1857, Trans. St. 

 Louis Acad. Sci., p. 75, and Geo. Rep. 

 Iowa, p. 579, Burlington Gr. 

 nashvillx, see Batocrinus nashvillae. 

 nashvillse var. subtractus, see Batocrinus 



nashvillae var. subtractus. 

 novobrachiatus, Wachsmuth & Springer, 

 (in press,) Geo. Sur. 111., vol. 8, p. 165, 

 Kinderhook Gr. 

 nysxa, see Gennaeocrinus nyssa. 

 oblatus, see Batocrinus oblatus. 

 obpyramidalis, see Melocrinus obpyr- 



amidalis. 

 olla, McCoy, 1849. Not American. 



ivn. for Megistocrinus whitii. 



opusculum, Hall, 1861, 

 Bost. Jour. Nat. Hist., 

 p. 264, Burlington Gr. 

 ornatissimus, W a c h s- 

 muth & Springer, (in 

 press), Geo. Sur. 111., 

 vol. 8, p. 163, Kinder- 

 hook Gr. 

 ornatiis, see Physetocrinus 



ornatus. 



ovatus, Hall, 1861, Desc. 

 New Crinoidea, p. 19, 

 Burlington Gr. 

 lij>i/I>itnx, see Batocrinus papillatus. 

 parvux, see Dorycrinus parvus. 

 pendent, see Dorycrinus pendens. 

 penicillus, Meek & Worthen, 1869, Proc. 

 Acad. Nat. Sci. Phil., p. 155, and Geo. 

 Sur. 111., vol. 5, p. 342, Burlington Gr. 

 pentagonus, see Steganocrinus pentagonus. 

 pentaspinus, see Centrocrinus pentaspinus. 

 pernodosus, Hall, 1858, Geo. Rep. Iowa, 



p. 608, Keokuk Gr. 



perambrosus, see Strotocrinusperumbrosus. 

 fiixtilliformis, see Batocrinus pistilliformis. 

 pistillus, see Batocrinus pistillus. 

 planobaxalis, see Amphoracrinus plano- 



basalis. 



planodiscus, see Batocrinus planodiscus. 

 plumosw, Hall, 1843, Geo Rep. 4th Dist. 

 N. Y., p. 72, and Pal. N. Y., vol. 2, p. 

 180, Clinton Gr. Not an Actinocrinus, 

 and the fragments too poor for deter- 

 mination. 

 poeillum, see Gennseocrinus pocillum. 



FIG. 233. Acti- 

 nocrinus orna- 

 tissimns. 



polydactylus, see Mariacrinus polydactylus. 



precursor, see Dorycrinus precursor. 



proboscidialis, Hall, 1858, 

 Geo. Rep. Iowa, p. 584, 

 Burlington Gr. 



pyriformis, see Batocrinus 

 pyriformis. 



pyriformis, var. rudis, Meek 

 & Worthen, see Bato- 

 crinus pistilliformis. 



pyramidalm, see Agarico- 

 crinus pyramidatus. 



quadrispinus, see Ampho- 

 racrinus quadrispinus. 



quaternarius, Hall, 1860, FIG. 2^-Actino- 

 Supp. Geo. Rep. Iowa, crinus probos- 

 p. 22, Burlington Gr. cidialis. 



quaternarius var. spiniferus, Hall, 1861, 

 Desc. New Crinoidea, p. 11, Burling- 

 ton Gr. 



quinquelobus, see Dorycrinus quinque- 

 lobus. 



ramutosus, see Eretmocrinus ramulosus. 



regalis, see^strotocrinus regalis. 



remibrachiatus, see Eretmocrinus remibra- 

 chiatus. 



reticulatus, see Physetocrinus reticulatus. 



rotundus, see Batocrinus rotundus. 



rudis, see Teleiocrinus rudis. 



rusticus, Hall, 1861, Desc. New Crinoidea, 

 p. 2, syn. for A. scitulus. 



FIG. 235. Actinocrinus scitulus. Diagram x2. 



scitulus, Meek & Worthen, 1860, Proc. 



Acad. Nat. Sci. Phil., p. 386, and Geo. 



Snr. 111., vol. 2, p. 202, Burlington Gr. 

 sculptus, see Steganocrinus sculptus. 

 securis, Hall, 1861, Desc. New Crinoidea, 



p. 14, Burlington Gr. 



semiradiatus, see Saccocrinus semiradiatus. 

 senarius, see Physetocrinus senarius. 

 sexarmatus, Hall, 1860, Supp. Geo. Rep. 



Iowa, p. 21, Burlington Gr. 

 sillimani, Meek & Worthen, syn. for A. 



scitulus. 



similis, see Batocrinus similis. 

 sinuosus, see Batocrinus sinuosus. 

 spfdosus, Meek & Worthen, syn. for Stro- 



tocrinus regalis. 

 spinobrachiatus, see Amphoracrinus spino- 



brachiatus. 



