94 FORAMINIFERA OF THE CRAG. 



classification of BUoculinx founded on tlie external shapes, with illustrations in 

 plate x; see alsoop. cit., vol. xxv, 1894, pp. 116 — 121. 



In treating of Biloculina bidloides and B. ringens {' Bull. Soc. G-eol. France,' 

 1887, p. 579, M. Schlumberger states that, from the study of the Miliolidse by Signer 

 Fornasini and himself, it is found that the Pliocene forms are much nearer to the 

 existing forms than to those from the Eocene strata. 



1. Biloculina ringens (Lamarch), 1804. Plate III, figs. 26, 27. 

 Part I, 1866, page 5 ; and Appendix II, Table, No. 3. 

 Some of the more important of later synonyms of B. ringens are — 



BiLocoLiNA EiNGENS, Jones, Parker, and Brady, 1866. Monogr. Foram. Crag, 



p. 5, pi. iii, figs. 26, 27. 



— ANTIQUA, Karrer, 1867. Sitzungsb. Akad. Wiss. Wien, vol. Iv, p. 365, 



pi. iii, fig. 7 (Jurassic). 



— BULLOIDES, var. CALOSTOMA, Karrer, 1868. Ibid., vol. Iviii, p. 132, 



pi. i, fig. 4. 



— ANODONTA, Karrer, 1868. Ibid., p. 133, pi. i,fig. 6. 



— TUEGIDA, Eeuss, 1870. Ibid., vol. Ixii, p. 464; Selilicht, Pietzpuhl, 



1870, pi. XXXV, figs. 27 — 29; and pi. xxxvi, 

 figs. 1—3. 



— CAUDATA, Reuss, 1870. Ibid., vol. Ixii, p. 464; Selilicht, Ymiz^uhX, 



1870, pis. xxsv, figs. 33—38. 



— EINGEN8 (and varieties?), Terquem, 1882. Mem. Soc. Geol. France, 



ser. 3, vol. ii, p. 152, pi. xxiii, figs. 32 — 86. 



MiLiOLiNA EiNGENS, Goes, 1882. K. Svensk. Vet.-Akad. Handl., vol. xix, p. 131, 



pi. X, figs. 361, 362. 



BiLOCtTLiNA RINGENS, Brady, 1884. Eept. ' Challenger,' p. 142 (with synonymy), 



pi. ii, figs. 7 and 8. (Brady's fig. 7 is 

 Schlumberger's " B. Bradyi," and fig. 8 bis 

 "B. vespertilio," 1891, pi. ix, figs. 63—71, 

 and 74—76.) 



— — var., Balkicill and Wright, 1885. Trans. Eoy. Irish Acad., 



vol. xxviii, p. 322, pi. xii, figs. 6, 7. 



— — Dawson, 1886. Handbook of Zoology, p. 45, fig. 36. 



— — Fornasini, 1886. Boll. Soc. Geol. Ital., vol. v, p. 219. 



— IKTEEMEDIA, Fomasini, 1886. Ibid., vol. v, p. 259, pi. iv, fig. 2 ; and 



pi. V, fig. 2. 



— BEACHTODONTA, Fomasini, 1886. Ibid., vol. v, p. 260, pi. iv, fig. 3 ; 



and pi. V, fig. 3. 



— EINGENS, Schlumberger, 1887. Bull. Soc. Geol. Fr., ser. 3, vol. xv, 



p. 126, pi. XV, figs. 14—18; and 

 woodcuts, figs. 6 — 9. 



— — Brady, Parker, and Jones, 1888. Trans. Zool. Soc. Lond., 



vol. xii, p. 213, pi. xl, figs. 19, 20. 



