MOI.LUSCA — IIKDLKY. 307 



C H L A I\I Y 8, Bollcn. 



CHLAiMYS ASPERRIMUS, Lamarck, sp. 



Pecte>i asperriinKs, Lamarck, Anim. s. vert., vi., i., 1819, p. 171 ; 

 Delessert, Recueil., 1841, pi. xv., f. la-l>. 



Stations 49, 55. 



Menke inis-identitied* this as Pecten rubidus, Martyn, a name 

 now included in the s3aion3any of the Arctic /•*. islayidicus, Miiller. 



In 11-15 fathoms off the Crookhaven River, and off Port 

 Kembla in 63-75 fathoms. 



CHLAMYS TEaULA, Wood, sp. 



Ostrea tegida (Mawe), Wood, Index Test., 1828, p. 206, SuppL, 

 pi. ii. 0»trea, f. 3 ; Fecten tegula, Sowerby, Thes. Conch., i., 

 1842, p. 68, pi. xiv., f. 90. 



Station 55. 



In 11-15 fathoms off the Crookhaven River. 



CHLAMYS FENESTRATA, Hedley. 



Chlamys feneslrata, Hedley, Proc. Linn. Soc. N.S.W., xxv., 

 1900, p. 730, pi. xlviii., f. 17-19. 



? Pecten polyinoiyhoides, Zittel, Reise No vara, G-eoL, i., 1864, 

 p. 51, pi. xi., f. 3. 



Stations 13, 49, 52. 



A few broken valves occurred off Port Kembla in 63-75 fathoms, 

 and off Cape Three Points in 41-50 fathoms. From 19-20 

 fathoms in the Shoalhaven Bight a large specimen was secured, 

 which measured 37 mm. in height and length, and was more 

 oblique than younger shells. In this stage of growth it differs 

 much from the type described, and acquires a close resemblance 

 to the fossil P. pohjmoiyhoides, Zittel. In view of the geologic 

 importance of the determination, I I'equested the Curator, Mr. 

 R. Etheridge, Junr., to examine the two shells. Guided by the 



* Menke- Spm. Moll. N. HolL, 1843, p. 30. 



