INDEX. 



Synonyms are printed in Italics ; names of Families, Orders, &c., in Small Capitals. 



ACANTHARIA, 716. 

 Acanthochiasma, 739. 



fusiforme, 739. 



krohnii, 739. 



rubescens, 739. 



spirale, 739. 

 AOANTHOCHIASMIIIA, 738. 



Aeanthocoralliutn, 1262. 

 Acanthocoronium, 1263. 

 Acanthoeorys, 1261. 



biitscliUi, 1262. 



dodecaster, 1264. 



enneapodia, 1263. 



furcata, 1264. 



hexapodia, 1262. 



macroceras, 1264. 



macropodia, 1262. 



pol)'podia, 1264. 



pristipodia, 1262. 



triloba, 1263. 



umbellifera, 1263. 

 Acanthocorythium, 1264. 

 Acanthoeyrtis, 1494. 

 Acanthocystis, 1461. 

 Acanthodesmia, 975. 



arcuata, 1761. 



ceratospyris, 976. 



corona, 976. 



duinetum, 930. 



herlimgii, 983. 



inermis, 1761. 



miilleri, 976. 



polyhrocha, 930. 



prismatium, 1010. 



vinculata, 975. 

 ACANTHODESMIDA, 973. 



Acantholithium, 753. 

 Acantholonclie, 790. 



amphipolaris, 790. 



peripolaris, 791. 

 ACANTHOLONCHIDA, 781. 

 ACANTHOMETRA, 725. 



Acantlwmetra, 742. 



Acanthometra — 

 alata, 761. 

 anomale, 789. 

 arachnoidcs, 910. 

 belonoidcs, 783. 

 brevispitia, 745. 

 bulbosa, 743. 

 cataphracta, 810. 

 claparedei, 751. 

 coniplanata, 786. 

 compressa, 747. 

 costata, 812. 

 cruciata, 754. 

 cuspidata, 752. 

 dichotoina, 747. 

 dolichoscia, 743. 

 cchinoides, 751. 

 elastica, 742. 

 elongata, 785. 

 forceps, 770. 

 fragilis, 750. 

 furcata, 747. 

 fusca, 743. 

 hastcUa, 770. 

 hemicomprcssa, 748. 

 hetcracantha, 784. 

 lanceolata, 746. 

 messanensis, 786. 

 imicronata, 756. 

 iniillcri, 750. 

 muUispina, 752. 

 ovata, 785. 

 pallida, 770. 

 pectinata, 757. 

 pellucida, 744. 

 purjmrasccns, 769. 

 quadrideitiata, 758. 

 quadrifolia, 752. 

 scrrata, 757. 

 sicula, 744. 

 spinulosa, 759. 

 tenuis, 784. 

 tetracojM, 749. 



Acanthomftra — 



tclraptera, 787. 



wacjcneri, 744. 

 ACANTHOMETREA, 716. 

 Acanthometrella, 742. 

 ACANTHOMETRIDA, 725. 

 Acantliometron, 742. 



bifidum, 745. 



bulbiferum, 745. 



bulbosum, 743. 



catervatum, 745. 



conicum, 743. 



cylindricum, 743. 



dolichoscion, 743. 



elasticum, 742. 



fuscum, 743. 



pellucidum, 744. 



siculum, 744. 



wageneri, 744. 

 Acanthonarium, 749. 

 Acanthonia, 751. 



claparedei, 751. 



concava, 750. 



convexa, 750. 



cuspidata, 752. 



denticulata, 750. 



diplopyraniis, 752. 



echinoides, 751. 



fragilis, 750. 



miilleri, 750. 



multispina, 752. 



prisniatica, 749. 



quadrangula, 751. 



quadrifolia, 752. 



serrulata, 753. 



stellata, 753. 



tetracopa, 749. 



ACANTHONIDA, 740. 



Acanthonidium, 751. 

 ACANTHOPHRACTA, 791. 

 ACANTHOPHRACTIDA, 791. 

 Acanthospbajra, 209. 

 acauthica, 215. 



