266 
SPIROPOfiA. 
D. 4803-5. Seven fragments (on three slides). Turonian: Craie marneuse. 
Villardin, Loir-et-Cher. Purchased 1898. 
D. 4873. Six fragments (on slide). Turonian ; Craie marneuse. Villardin, 
Loir-et-Cher. Purchased 1898. 
D. 4802. A fragment of var. (on slide) . Senonian — Coniacian : Craie 
de Villedieu. South of Les Roches, Loir-et-Cher. Purchased 189S. 
D. 4875. A fragment of var. semilaterotubigcra. Turonian : Craie tiiffeaii. 
Villardin, Loir-et-Cher. Purchased 1898. 
D. 3750. Two fragments (on slide). Senonian. L’ArchedeLeves. Gamble Coll. 
D. 3615. A simple branch. Essener Griiusaud. Essen. Purchased Damon. 
1877. 
D. 3616. A worn branch. Essener Griiusaud. Essen. Purchased Damon, 1877. 
DOUBTFUL AND UXllEPBESEXTED SPECIES. 
1. ? borchardti (von Hagenow), 1850. 
Syn. Cricopora borchardti, von Hageuow, 1850. In Geinitz, Quadersandst. 
p. 238. 
,, ,, Kade, 1852. Los. Verst. Schanzenb. p. 30. 
Char. — Undescrib ed . 
Distrib. — Senonian — Campanian : Riigen. 
2. calamus, Gabb & Horn, 1862. 
Syn. Spiropora calamus, Gabb & Horn, 1862. Mon. Foss. Polyz. N. Amer. : 
Jouru. Acad. Sci. Xat. Phil. ser. 2, vol. v. p. 166, 
pi. xxi. fig. 55. 
Char. — Gabb & Horn’s descriptions and figures do not show any character by 
which this Bryozoan can he separated from S. vcrticillata. But the fragment 
described is insufficient for certain determination. 
Distrib. — Turonian: Timber Creek, New Jersey. 
Aff. — A ccording to Pergens and Meimier this is a s}Tionyni of S. vcrticillata. 
3. cingulata, Credner, 1864. 
Syn. Spiropora ciugulata, Crednev, 1864. Pter. Sch. Hann. : Zeit. dent. geoL 
Ges. vol. xvi. p. 242, pi. x. fig. 12. 
Char. — Zoarium of short, thick branches, Avith blunt ends. About ten apertures 
in a whorl. 
Distrib. — Xeocomian : Hannover. 
4. coliformis (Micbelin), 1840. 
Syn. Cricopora coliformis, Micbelin, 1840. Icon. Zooph. p. 5, pi. i. fig. 5. 
,, ,, Micbelin, 1845. Ibid. p. 212. 
Entalophora colliformis, d’Orbigny, 1850. Prod. Pal. a'oI. ii. p. 140. 
Clavisparsa ,, d’Orbigny, 1853. Bry. Cret. p. 776. 
