T ET RACTIN ELL 1 DA. Spoilt). 27 
Craniella cranium , auct., from Oceanic Coasts of France ; Topsent, (2) 
p. 128. 
iCupulochonia exquisita , de Loriol, from Middle Yalangian of Cham- 
botte ; Pillet. 
Cydonium arabicum (Crtr.), Soli., from Red Sea ; Topsent, (3) p. 22, 
pi. i, figs. 5 & 5 a. 
Cylindrophyma not to be included in the Anomocladina ; Rauff, (1) 
p. 281 (see tinder Didymmorina). 
Didymmorina , n. fam., Rauff (1), for the genera + Cylindrophyma and 
iDidymosphfvra. 
Didymosplioera , Link, see under Didymmorina. 
Discodermia, Bocage : definition of genus ; Keller, (1) p. 345. 
D. sty lifer a, n. sp., Keller, (l) pp. 345-347, taf. xx, figs. 58-60, Dahlak 
Islands, Red Sea, 28 faths. 
Geodia barretti , Bwk., var. senegalensis , n. var. ; Topsent, (1) p. 15, 
from Senegal. 
"{■ G. remains from Upper Calloviari ; Wisniowski, p. 2G4. 
Halisarca dujardini , Johnst., front Roscoff ; Topsent, (4) p. 532. 
Ilindia , Dune. : diagnosis ; ill. parva , from Cincinnati Group, probably 
synonymous with t Microspongia gregaria ; James, p. 56. 
f Isoraphinia simplicissima, n. sp., Pocta, p. 229, pi. vi, figs. 1 a, b, 
Paderborn. 
Normania, Bwk. : for use of this generic name, see Norman, p. 449. 
Oscarella lobiduris (0. S.), Vosm., from Roscoff; Topsent, (4) 
p. 532. 
Pachastrella , 0. S. : definition of genus ; P. exotica , O. S., description, 
pp. 343-345, pi. xix, fig. 53, pi. xx, fig. 54, Perim, 28 faths. ; Keller (1). 
Pachastrellidce : definition of family ; Keller, (1) p. 343. 
Pachymatisma johnstonia , Bwk., from Oceanic Coasts of France ; 
Topsent, (2) p. 128 : from Roscoff ; id. (4) p. 531. 
f P acliy poter ion cupular e, n. sp., Pocta, pp. 228 & 229, taf. vii, figs. 1 & 
1 «, from Paderborn. 
Placina monolopha , F. E. S., from Roscoff ; Topsent, (4) p. 531. 
f Phymatella sp., Paderborn ; Pocta, p. 230. 
Pilochrota lactea (Cart.), Soil., Roscoff ; Topsent, (4) p. 531. . 
Pcecillastra , Soil., should be given up ; see Norman, p. 449. 
Samus , Gray ; the genus does not belong to the Clionida , and is a true 
Tetractinellid ; Topsent, (5) p. 589. 
•fScytalia pertusa , Rss., f<8. pertusa , var. elongata , Pocta, and f$., sp. 
indet., Cretaceous, N. Bohemia ; Jahn, p. 482. 
f Spongites saxonicus , Gein, Cretaceous, N. Bohemia ; Jaiin, p. 482, 
f Stellispongia bernensis , for Ceriospongia bernensis , Et. ; Felix, p. 172, 
taf. xxvii, fig. 29, from Upper Jura of Oaxaca, Mexico. 
Stellettidcc : definition of family ; Keller, (1) p. 341. 
Stelletta collingsii ? (Bwk.), 0. S., from Luc. ; Topsent, (6) p. 59. 
S. siemensi, n. sp., Keller, (1) pp. 341-343, taf. xix, figs. 50-52, 
taf. xx, figs. 55-57, Southern part of Red Sea, 18 faths. 
