10 BULLETIN 104, UNITED STATES NATIONAL MUSEUM 



SPIRILUNA LUCIDA Sidebottom 



Under this name Sidebottom described and figured a low conical 

 specimen from off the Island of Delos in the Mediterranean.* A few 

 specimens from the Clare Island region of Ireland are referred to this 

 species by Heron- Allen and Earland.* 



SPIRILUNA CANAUCULATA Terquem 

 SPIRILUNA NODOSA Terquem 



Under these names Terquem figures two specimens from the coast 

 of Dunkerque, but nothing further is known of them.^ 



Subfamily 2. TURRISPIRILLININAE 



Test simple, consisting of a proloculum and spirally coiled, undi- 

 vided second chamber. 



Genus TURRISPIRILLINA Cushman. 1927 



Turrispirillina Cushman, Contr. Cushman Lab. Foram. Res., vol. 3, 1927, 



p. 73; Special Publ. No. 1, Cushman Lab. Foram. Res., 1928, p. 267. 

 Spirillina (part) of Authors. 



Genoholotype. — Spirillina conoidea Paalzow. 



Test composed of a proloculum and elongate, tubular, undivided 

 second chamber in a hollow conical spire, the coils not appreciably 

 involute; aperture, a semicircular opening at the periphery. 



I have no Atlantic material that could be definitely referred to this 

 genus although some of the species of Spirillina tend to have slightly 

 conical forms. 



Genus CONICOSPIRILLINA Cushman, 1927 



Conicospirillina Cushman, Contr. Cushman Lab. Foram. Res., vol. 3, 1927, 



p. 73; Special Publ. No. 1, Cushman Lab. Foram. Res., 1928, p. 267. 

 Spirillina Berthelin, 1879 (not Ehrenberg). 



Genoholotype.— Spirillina trochoides Berthelin. 



Test coiled in a conical spiral chamber completely involute on the 

 ventral side; wall calcareous, perforate; aperture, a narrow slit on the 

 ventral face of the revolving chamber from the periphery toward the 

 umbilicus. 



Subfamily 3. DISCORBISINAE 



Test chambered, trochoid, umbilical region generally open, dorsal 

 side with all chambers visible, only those of the last-formed whorl 

 visible from the ventral side; aperture ventral, not extending out to 

 the periphery. 



« Mem. Proc. Manchester Lit. Philos. Soc, vol. 52, No. 13, 1908, p. 9, pL 2, fig. 9. 

 « Proc. Roy. Irish Acad., vol. 31, pt. 64, 1913, p. 108, pi. 9, flgs. 4, 5. 

 • Ess. Anim. Dunkerque, pt. 3, 1881, pi. 13, flgs. 1, a, b, and 13, a, 6. 



