166 WILLIAM HELLIER BAILY 
The following list of fossils from these places is derived from 
the memoirs of the Geological Survey of Iveland [Explanation to 
sheets 102 and 112., p. 11.]:— 
Lower Sizurtan: fossils; Portrane, and Lambay, 
County Dublin. 
Hyprozoa : Graptolites. 
Diplograpsus pristis. 
Actinozoa: Corals, 
Cyathophyllum ; species not determined. 
*Havosites cristatus. 
+ asper. 
5 fibrosus. 
*** Halysites catenularius. 
**Ffeliolites interstinctus, and variety megastoma. 
*Syringophyllum organum. 
* 
Mo.uusca ; Polyzoa. 
*Ptilodictya dichotoma. 
“4 a acuta, 
LBrachiopoda. 
Atrypa marginalis. 
Discina ; species undetermined. 
Lepteena quinquecostata. 
~ sericea. 
ig tenuicincta. 
Lingula ; species undetermined. 
Orthis biforata. 
Poe Caloralniia, 
#* > elegantula, 
Ae eee insu larig: 
55 porcata. 
** 4, testudinaria, 
vespertilio. 
i Strophomena alternata. 
* 4 rhomboidals. 
4 : expansa } 
Conchifera. 
Ctenodonta ; species undetermined. 
Modiolopsis ;_ do. do. 
Gasteropoda. 
¥(tyclonema crebristria ? 
‘3 rupestris 4 
Euomphalus, two species ; one new, the other undetermined. 
* Holopea concinna. 
Murchisonia ; two species undetermined 
Raphistoma ; new species. 
