ECHIXODERMATA. 



271) 



Acrocrixus wortheni, Waehsmuth, 1S82, 

 Bull. Xo. 1, 111. St. Mug. Xat. Hist., 

 Coal Mess. [Ety. proper name.] 

 Actixocrixus andrewsanus, McChesney, 

 1860, Xew Pal. Foss., Up. Burling- 

 ton Gr. [Ety proper name.] Waehs- 

 nmth refers it to Batoerinus. 

 biturbinatus, refer to Batoerinus bitur- 



binatus. 

 brevis, refer to Agaricocrinus brevis. 

 ruhjculus, refer to Batoerinus ealyculus. 

 co.h/culus var. hardinensis, refer to Bato- 



crinus ealyculus var. haixlinensis. 

 caroJi, refer to Batoerinus caroli. 

 dfpeatus } refer to Batoerinus clypeatus. 

 concinnus, refer to Steganocrinus eon- 



cinnus. 

 copei, S. A. Miller, 1881, Jour. Cin. Soc. 

 Xat. Hist., vol. 4, Burlington Gr. 

 [Ety. proper name.] 

 coreyils from the Keokuk Gr., and was 



described in 1860. 

 coronatus, refer to Eretmocrinus corona- 



tus. 

 dalyanus, S. A. Miller, 1881, Jour. Cin. 

 Soc. Xat. Hist., vol. 4, Burlington 

 Gr. [Ety. proper name.] 

 ectypus instead of -Strotocrinus ectypus. 

 jiscellus, refer to Agaricocrinus fiscellus. 

 hageri, refer to Batoerinus hageri. 

 helice, refer to Agaricocrinus helice. 

 helice var. eris, refer to Agaricocrinus 



eris. 

 indianensis is from the Keokuk Gr. It 

 was described in 1860, and should 

 be referred to Batoerinus indianensis. 

 leucosia, refer to Eretmocrinus leucosia. 

 meeki, refer to Macrostylocrinus meeki. 

 multicornis was described in 1869, from 



the Up. Held. Gr. 

 nashcillce, refer to Batoerinus nashvillse. 

 nashvillce var. subtractus, refer to Bato- 

 erinus nashvillae var. subtractus. 

 obpyramidalis, refer to Melocrinus ob- 



pyramidalis. 

 pentaspinus was described in 1869, from 



the Up. Held. Gr. 

 pyramidatus, refer to Agaricocrinus pyra- 



midatus. 

 pyriformis var. rudis, being preoccupied 

 the fossil was afterward named Bato- 

 erinus pistilliformis. 

 ramulosus, refer to Eretmocrinus ramu- 



losus. 

 rotundas, refer to Batoerinus rotundus. 

 sculptus, refer to Steganocrinus sculptus. 

 sillimani, is a syn. for A. scitulus. 

 similis, refer to Batoerinus similis. 

 steropes, refer to Batoerinus steropes. 

 tenuisculptus, McChesney, 1867, Chi., 

 Acad. Sci., vol. 1, Low. Burlington 

 Gr. [Sig. finely sculptured.] 

 ventricosus, refer to Physetocrinus ven- 

 tricosus. 

 ventricosus var. cancellatus, refer to Phy- 

 setocrinus ventricosus var. cancella- 

 tus. 

 ventricosus var. internodus, refer to Phy- 



setocrinus ventricosus var. interno- 

 dus. 

 Actixocrixus icachsmuthi, White, 1862, 

 syn. for A. scitulus. 

 wachsmuthi, White, 1880, 12th Pep. U. 

 S. Geo. Sur. Terr., Keokuk Gr. Ety. 

 proper name.] 

 yandelli, is from the Keokuk Gr. 

 Agaricocrixus americanus is found in the 

 Burlington and Keokuk Groups, 

 brevis instead of Actinocrinus brevis. 

 crassus, Wetherby, 1881, Jour. Cin. Soc. 

 Xat. Hist., vol. 4, Keokuk Gr. [Sig. 

 thick.] 

 elegans, Wetherbv, 1881, Jour. Cin. Soc. 

 Xat. Hist., vol. 4, Keokuk Gr. [Sig. 

 elegant ] 

 eris, Hall, 1864, 17th Kep.X. Y. St. Cab. 

 Xat. Hist. (Actinocrinus helice var. 

 eris), Waverly Gr. [Ety. proper 

 name.] 

 fiscellus instead of Actinocrinus fiscell- 

 us. 

 helice instead of Actinocrinus helice. 

 pyramidatus instead of. Actinocrinus 



pyramidatus. 

 springeri, White, 1882, 11th Kep. Geo. 

 & Xat. Hist. Indiana, Keokuk Gr. 

 [Ety. proper name.] 

 Agassizocrixus hemisphericus, Worthen, 

 1882, Bull. Xo. 1, 111. St. Mus. Xat. 

 Hist., Kaskaskia Gr. [Sig. hemi- 

 spherical.] 

 papillatus, Worthen, 1882, Bull Xo. 1, 

 111. St. Mus. Xat. Hist., Kaskaskia 

 Gr. [Sig. shaped like a bud.] 

 Agelacrixus septembrachiatus, Miller & 

 Dyer, 1878, Jour. Cin. Soc. Xat. Hist., 

 vol. 1, Hud. Eiv. Gr. [Sig. seven 

 armed.] 

 Allagecrixus, Etheridge & Carpenter, 

 1881, Ann. & Mag. Xat. Hist. [Ety. 

 allage, a change; krinon, a lily.] 

 carpenteri, Wachsmuth, 1882, Bull. Xo. 

 1, 111. St. Mus. Xat. Hist., Kaskaskia 

 Gr. [Ety. proper name.] 

 Alloprosallocrixus euconus, see Bato- 

 erinus euconus. 

 Ampheristocrixus, Hall, 1879, Desc. Xew. 

 Spec. Foss. [Ety. ampheristos, doubt- 

 ful, disputed; krinon, a lily.] 

 typus, Hall, 1879, Desc. Xew Spec. Foss., 

 Xiagara Gr. [Sig. the type.] 

 Amphoracrixus planobasalis was described 

 in 1860, in Supp. to Geo. Kep. Iowa. 

 quadrispinus is a syn. for A. divergens. 

 Amygdalocystites huntingtoni, Wether- 

 by, 1881, Jour. Cin. Soc. Xat Hist., 

 vol. 4, Trenton Gr. [Ety. proper 

 name.] 

 Axomalocrixus caponiformis, Lyon, 1S69, 

 Trans. Am. Phil. Soc, vol. 13, Hud. 

 Riv. Gr. [Sig. capon formed.] 

 incurvus is from the Hud. Riv. Gr. 

 vxo.mai.ocystites balanoides is from the 

 Hud. Riv. Gr. 



