1906.] ALCrOXARIAXS FROM ZANZIBAR. 395 



Family Nephthtidji:. 

 Subfamily Spongodin-e. 



NepJithya zanziharensis, sp. n. 



„ „ var. mollis, nov. 



„ arinata, sp. n. 

 Spongodes JiemjoricJiii Klunzinger. 

 „ crosslandi, sp. n. 



„ zanziharensis, sp. n. 



„ JcilJcentJiali, sp. n. 



[All these species of Spongodes should, according to Kiikenthal, he 



named Dendroneplitlrt/a, but we see no reason to change.] 

 Stereonephtliya zanziharensis, sp. n. 

 TAtliopliytmn elegans {K.vik.)=^Ammothea elegans Ma}'. 

 „ viride {JKxik.)=Ammotliea viridis May. 



„ hrassicum (Kixk.) = AmmotJiea hrassica May. 



„ ramoswn (Quoj^ et Gaimard). 



„ thyrsoides (Kiik.) —Ammothea thyrsoides Ehrenberg. 



„ var. durum, nov. 

 „ flavimn May. 



Faraspongodes striata Thomson & Henderson. 



Subfamily SiPHOTfOGOEGiKiE. 



SipJionogorgia intermedia, sp. n. 



Order III. PSEUDAXONIA G. von Koch. 

 Family Scleeogorgid^. 



Suberogorgia Jcdllikeri Wright & Studer, var. zanziharensis, nov. 



Family Meiitodid^. 



Wrightella erythrcea Gi:a.Y=IIopsea erytlircea Klunzinger. 

 „ variabilis, sp. n. 



Order IV. AXIFERA G. von Koch. 

 Family Goegonidj!. 



Leptogorgia ocliracea, sp. n. 

 Lophogorgia crista Mobius. 



„ liitkeui Wright & Studer. 



Order V. STELECHOTOKEA Bourne. 

 Section A. Asiphoxacea. 

 Family Teiestid.^:. 



Telesto rupicola Hickson & Hiles. 

 „ arbor ea Wright & Studer. 



Family Ccelogoegiid^. 



Ccelogorgia pahnosa Wright & Studer. 

 „ repens, sp. n. 



Section B, Pbnnatuiacea. 

 Family Viegulaeiid^. 



Virgularia mirahilis Lamouroux, var. pedunculata KoUiker. 

 „ multicalycina, sp. n. 



Family Pennatulidjj. 

 Subfamily Pteeoeidinjs. 



Fteroeides brachycaulon KoUiker. 

 „ rigidum, sp. n. 



„ pulchellum, sp. n. 



