Systematik. 397 
das Vorkommen von Acanthoporen u. Hemisepten lassen auf eine 
Verwandtschaft mit Coeloconus unter den Rhabdomesidae schließen. 
das Vorhandensein zahlreicher Mesoporen schließt sie davon aus, 
doch dürfte die Erkenntnis des Baues der mutmaßlichen Poren ihre 
Zugehörigkeit zu den letzt., den Rhabd. bestätigen). Girty, Ann. New 
York Acad. Sei., vol. XX, 1910 (1911) p. 212; C. elegans n. sp. p. 213 
(Carbon der Fayetteville-Schicht). 
TCatenicella rugosa n. sp. Maplestone t. c., p. 355 (Tertiär von‘ Vietoria). 
TOeramopora ? incondüa n. sp. Ulrich & Bassler, t. c., p. 260 (Devon von 
Maryland). 
TCeriopora sandalina n. sp. Wolter, Palaeontographica Hit. 60, p. 157 
(Schwäbischer Jura). 
TChilotrypa micropora n. sp. Ulrich & Bassler, Maryland Geol. Surv. Lower 
Devonian p. 268 (Devon von Maryland). 
TOoelocnemis subg. n. (‚small irregular, hollow, dichotomous branches lined 
with an epitheca. Zooecia naturally short, as the central cavity of the 
branches is large and the bounding zoarium thin. The amount of thicke- 
ning varies much from point to point, and it is regular and not monili- 
form. Maculae and monticules present, but neather well marked, 
abundant nor regularly arranged. Tabulae, if present, very rare. Acan- 
thopores large, moderately numerous. Mesopores absent‘“). Girty, Ann 
New York Acad. Sci. vol. XX, 1910 (1911) p. 201-202; C. tumida 
n. sp. p. 202 (Carbon der Fayetteville-Schicht). 
tCoeloconus tuba n. sp. Girty, Ann. New York Acad. Sci. vol. XX, 1910 
(1911), p. 209—210 [Carbon der Fayetteville-Schicht). 
rCoscinium sellaeformis Trantschold steht in der inneren Struktur d. Cos- 
cinium stenops Keyserling am nächsten. Holtedahl p. 17, Taf.I, Fig. 11, 12. 
tCribrilina suffulta n. sp. Brydone, Geol. Mag. vol. 10, p. 436, Cr. cacus 
n. sp. p. 437 (beide aus der Kreide von England). . 
TDiplostenopora n. g. (Type: Escharopora siluriana). Uirieh -& Bassler, 
Geol. Surv. Lower Devonian Maryland p. 272 (Devon von Maryland). 
TDyscritella subg. n. (‚ramose with well-differentiated and rather thick, 
mature zones. Zooecia, mesopores and acanthopores are all present. 
Zooecia rounded in section, circular or oval. Mesopores fairly numerous, 
rather more numerous than in typical Batostomella and much less 
numerous than in typical Lioclema. Acanthopores in both species of 
different sizes: in typ. Bat. much more numerous and small, in typ. 
Lioclema not so numerous and all larges etc. Mesopores open as in 
Bat., not closed as in the typical section of Lioclema‘‘). Girty, Ann. of 
the New York Acad. Sci. vol. XX, 1910 (1911), p. 193, D. robusta n. Sp. 
p- 193, D. inquaelis n. sp. p. 194 (beide aus dem Carbon der Fayette- 
ville-Schicht). 
TEridotrypa parvulipora n. sp. Ulrich & Bassler, t. ce. p. 272 (Devon von 
Maryland). 
jFenestella elegantissima Eichwald im westl. Karbon Spitzbergens. Holte- 
dahl p. 14, Taf. I, Fig. 15; F. sp. p. 14—15, Taf. I, Fig. 14 (wie zuvor). 
— F. cumberlandica n. sp. Ulrich & Bassler, t. c. p. 280, F. (Oyclopo- 
rina) altidorsata n. Sp. p. 282 (beide aus dem Devon vom Maryland). 
11. Heft 
