CCFXENTERATA. 569 
sjBform, interspersed through the tentacles. H. fusicola, sp. n., Be Filippi, 
1. c. p. 383, Mediterranean. 
Tubulariidce. 
Tuhularia crinus, sp. n., Pourtales, 1. c. p. 119, off Sand Key, 100 fathoms. 
SertuJariidce. 
Sertularin crassicauUs, sp. n., Heller, 1. c. p. 34, Taf. 1. fig. 34, Dalmatian 
coast. 
Plumularia octodontn, sp. n., Heller, 1. e. p. 40, Taf. 2. fig. 8, Pirano, on 
stones and rocks j P. Icirchenpaucrif sp. n., Heller, 1. c. p. 40, Taf. 2. fig. 4, 
Pirano, Le.sina. 
Anisocalyx diaphanusy sp. n., Heller, 1. c. p. 42, Taf. 2. fig. 6, Capocesto ; 
A. hifrons, sp. n,, Heller, 1. c. p. 43, Taf. 2. fig. 6, Lesina; A, pinnatifrons, 
sp. n., Heller, 1. c. p. 43, Taf. 2. figs. 7, 8, Lesina. 
Ileteropyxis. Heller (1. c. p. 44) establishes this genus for Lowcnia (Mene- 
ghini, 1845), already in use among the Echinoderms. H. disttcha, sp. ii., 
Heller, 1. c. p. 44, Taf. 2. figs. 9, 10, Lesina. 
Antennularia triseriatay sp. n., Pourtales, 1. c. p. 118, off Sand Key, 100 
fathoms. 
Thoa pulchella, sp. n., Pourtales, 1. c. p. 118, T. capillarisy sp. n., Pourtales, 
/. c. p. 118, and T. siphonatUy sp. n., Pourtales, 1. c. p. 119, the two former off 
Sand Key, in 100 fathoms, the last off Havana, 270 fathoms. 
MilleporidiB. 
Millepora nitiday sp. n., Verrill, 1. c. p. 362, Abrolhos Reefs ; M. hraziliensisy 
sp. n., Verrill, 1. c. p. 363, Pernambuco, Brazil. 
PliohothruSy g. n., Pourtales, /. c. p. 141. Tissue more compact than in 
Millepora 'y larger pores scarcer, smooth, without any rudiments of septa; 
smaller pores tubulated ; coenenchyma with still finer linear pores. Form 
generally branching regularly. Differs from Heliopora by its tissue not being 
prismatic. P. symmeiricusy sp. n., Pourtales, 1. e. p. 141, off Florida Reef, not 
rare in from 100 to 200 fathoms. 
Pliohothrus {Heliopora) tuhulatay sp. n., Pourtales, 1. c. p. 117, and P. (H.) 
cnrinatay sp. n., Pourtales, 1. c. p. 118, off Havana, 270 fathoms. 
llaplophylliay g. n., Pourtales, 1. c. p. 140. Corallum simple, fixed by a 
broad base, covered with a thick epitheca ; columella styliform, strong (some- 
times double ?), very thick at the base ; interseptal chambers deep, uninter- 
rupted by tabulae or dissepiments. H. paradoxa.y sp. n., Pourtales, 1. c. p. 140, 
a single specimen dredged living in 324 fathoms off the Florida Reef. 
This singular Coral strikes one at first sight by its resemblance to some of 
the Rugosa. 
ACTINOZOA. 
Alcyonaria. 
Alcyoniidm. 
Telesio trichostemmay V.,= Gorgonia trichostemmay Dana. An examination 
of the original specimens of this species shows that it is a parasitic polyp 
(probably a 1'elesto)y allied to Cormdariay covering the lower part of the dead 
