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. 



ACANTHOCHIASMIDA, 738. 



Acanthocorallium, 1262. 

 Acanthocoronium, 1263. 

 Acanthocorys, 1261. 



biitschlii, 1262. 



dodecaster, 1264. 



enneapodia, 1263. 



furcata, 1264, 



hexapodia, 1262. 



maeroceras, 1264. 



macropodia, 1262. 



polypodia, 1264. 



pristipodia, 1262. 



triloba, 1263. 



umbellifera, 1263. 

 Acanthocorythium, 1264. 

 Acanthocyrtis, 1494. 

 Acanthocystis, 1461. 

 Acantbodesmia, 975. 



arcuata, 1761. 



ceratospyris, 976. 



corona, 976. 



dumdum, 930. 



hertvigii, 983. 



inermis, 1761. 



miilleri, 976. 



polybrocha, 930. 



prismatium, 1010. 



vinculata, 975. 

 ACANTHODESMIDA, 973. 



Acantholithium, 753. 

 Acantholonche, 790. 



ainphipolaris, 790. 



peripolaris, 791. 



ACANTHOLONCHIDA, 781 

 ACANTHOMETRA, 725. 



Acanthoinetra, 742. 



Acanthometra 

 alata, 761. 

 anomale, 789. 

 arachnoides, 910. 

 lelonoides, 783. 

 Trrevispina, 745. 

 bulbosa, 743. 

 cataphracta, 810. 

 claparedei, 751. 

 complanata, 786. 

 compressa, 747. 

 costata, 812. 

 cruciate, 754. 

 cuspidata, 752. 

 dichotoma, 747. 

 doHchoscia, 743. 

 cfhinoides, 751. 

 elastica, 742. 

 elongata, 785. 

 forceps, 770. 

 fragilis, 750. 

 furcata, 747. 

 fusca, 743. 

 hastata, 770. 

 hemiwmpressa, 748. 

 heteracantha, 784. 

 lanceolata, 746. 

 messanetisis, 786. 

 mucronata, 756. 

 mulleri, 750. 

 multispina, 752. 

 omto, 785. 

 pallida, 770. 

 pectinata, 757. 

 pelludda, 744. 

 jmrpwrowcois, 769. 

 quadridentata, 758. 

 quadrifolia, 752. 

 serrata, 757. 

 sicula, 744. 

 spinulosa, 759. 

 tenuis, 784. 

 tctracopa, 749. 



Acaiithometra 



Utraptera, 787. 

 wageneri, 744. 



ACANTHOMETREA, 716. 



Acanthometrella, 742. 



ACANTHOMETRIDA, 725. 



Acanthometron, 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. 



diplopyramis, 752. 



echinoides, 751. 



fragilis, 750. 



mulleri, 750. 



multispina, 752. 



prismatica, 749. 



quadrangula, 751. 



quadrifolia, 752. 



serrulata, 753. 



stellata, 753. 



tetracopa, 749. 



ACANTHONIDA, 740. 



Acanthonidium, 751. 



ACANTHOPHRACTA, 791. 

 ACANTHOPHRACTIDA, 791. 



Acauthosphsera, 209. 

 acauthica, 215. 



