TETRABRANCHIA. 
Moll. Ill 
D. brasieri , New South Wales, Smith, P. Z. S. 1891, p. 491, fig. ; f D. 
minutissimus, Cretaceous of Syria, Whitfield, Bull. Am. Mus. Nat. Hist, 
iii, p. 411, fig. : n. spp. 
*Herouvalia , n.n. for Asaphinella , Cossmaun, pars ; Cossmann in Harris 
& Burrows, (168) p. 114. 
PsAMMOBIIDA?. 
Psammotellina : anatomy ; MiIn^gaux, (279) pp. 166-169. 
f Soletellina dijjicilis, n. sp., Oligocene of Etampes, Cossmann, J. de 
Conch, xxxi, p. 271, fig. 
SOLENIDiE. 
f Orthonota corrugata , n. sp., Devonian of Manitoba ; Wiiiteaves, Tr. 
R. Soc. Canada, viii, sect. 4, p. 98, fig. 
Solcn : anatomy of ; M^niiigaux, (279) pp. 170-176, fig 
S. digitalis , n. sp., Aden, Jousseaume, Le Nat. 1391, p. 183. 
MYACEA. 
Mesodesmatidjl 
Mesodesma elongata, n. sp., French Coasts, Locard, Ann. Soc. L. Lyon, 
xxxvii, p. 270. 
Mactridjs. 
Lutraria : anatomy of ; MiSn^gaux, (279) pp. 157-165, figs. 
L. turneri, u. sp., Aden, Jousseaume, Le Nat. 1891, p. 207. 
Mactra : anatomy of ; Pelseneer, Arch. Biol, xi, p. 205, fig. ; M£n^- 
gaux, (279) pp. 155 & 156, figs. 
M. gracilis , n. sp. [P, dated 1888 !], Coasts of N. W. France, Locard, 
Bull. Soc. Mai. Fr. vii, p. 4, fig.; M. bourguignati , n. sp. [?], N. W. Coast, 
France, Locard, t. c. p. 47, fig. : \M. ? olivcnsis, Cretaceous of Syria, 
Whitfield, Bull. Am. Mus. Nat. Hist, iii, p. 412, fig. : n. spp. 
Myid.®. 
f Corbula henckeliusi : accessory plate; Vincent, Bull. Soc. Mai. Belg. 
1890, p. vii. 
f C. neaeroides , Cretaceous of Syria, Blancicenhorn, (21) p. 96 ; f 0. 
olivce, Cretaceous of Syria, Whitfield, Bull. Am. Mus. Nat. Hist, iii, 
p. 413, fig. ; f C. tumida, sublineata, Cretaceous of Upper Bavaria, Boehm, 
Palaeontogr. xxxviii, p. 71, figs. : n. spp. 
f Gorbulomya lamberti, n. sp., Oligocene of Etampes; Cossmann, J. de 
Conch, xxxi, p. 267, fig. 
Mya : anatomy of ; Pelseneer, Arch. Biol, xi, p. 206, fig. ; Men^- 
gaux, (279) pp. 177 & 178. 
Tugonia adenensis } n. sp., Aden, Jousseaume, Le Nat. 1891, p. 201. 
