TETRABRANCHIA. 
Moll. 103 
latilamella , p. 63, macroceplmla , p. 63, virgula , p. 63, eitteli } p. 64, 
Mayer-Eymar, Viert. Ges. Zurich, xxxvi, pp. 58-64, n. spp. 
'J'fMysidia, n. g., intermediate between Aviculidce and Mytilidce , type 
M. orientalis . n. sp , Trias of Asia Minor, Bittner, JB. geol. Reichsanst. 
xli, p. 113, fig. 
Mytilidce. 
Monograph by Kuster & Clessin in Martini & Chemnitz, viii, 
Abtli. 3. 
Dreys?ensia and Congeria , their relationship and distribution in time 
and place, t Tichogonia ( Congeria ) euckroma, n. sp., p. 954, fig., Tertiary 
of Yicentini, Oppeniieim, Z. geol. Ges. xliii, pp. 923-966, i pi. 
Lithodomous : anatomy of ; Mi<:negaux, (279) pp. 58-63, figs. 
Dreissensia : development ; Weltner, Zool. Anz. xiv, p. 447. D. 
polymorpha : development; Korschelt, SB. nat. Fr. 1891, p. 131 D. 
larva free-swimming, in freshwater ; Bociimann, Biol. Centralbl. xi, 
p. 476. 
Lithodomus moravicus , nom. nud. ; R^eiiak, Yerh. Ver. Briinn. xxix, 
p. 34. 
Modiola gigantea , p. 134, Norwegian Coast, angasi , p. 136, Australia, 
ovata, p. 137, hab. ?, angusta, p. 160, hab. ?, Clessin in Martini & 
Chemnitz, viii, Abth. 3, figs. ; M. eirahemis, Aden, Jousseaume, Le Nat. 
1891, p. 222 ; |3f. roquet , flichei, Cretaceous of Tunis, Peuon, Exped. 
Scient. Tunisie, pp. 247 & 248, figs. : n. spp. 
Modiolai'ia, anatomy of ; Pelseneer, Arch. Biol, xi, pp. 196 & 197, fig. 
\Myalina placed with Aviculidce [#.v.] by Frecii (135). 
•\Mytili from the Nummulitic Beds of Egypt, with M.fontinalis , p. 169, 
mariettei , p. 170, mutilus , p. 170, niloticus, p. 171, cossmanni , p. 171, pro- 
cerulus, p. 172, resurrectus, p. 172, Mayer-Eymar, Viert. Ges. Zurich, 
xxxvi, pp. 169-175 ; \M. cliarmesi , Cretaceous of Tunis, Peron, Exped. 
Scient. Tunisie, p. 250, fig. : n. spp. 
ARCACEA. 
Arcid^g. . 
Arcidce of Roussillon ; Bucquoy, Dautzenberg, & Dollfus, ii, fasc. 5. 
Area , monograph by Kobelt in Martini & Chemnitz, viii, Abth. 2. 
Anatomy of Area ; Pelseneer, Arch. Biol, xi, pp. 188 & 189, fig. ; 
MiiinI&gaux, (279) pp. 72-78, figs.: description of heart, which is single ; 
Francis, Arch. Z. expdr. ix, pp. 229-231, fig. 
A. dunkeri [= A. setigera, Dunk., non Reeve], Loanda, Kobelt in 
Martini & Chemnitz, viii, Abth. 2, p. 162 ; \A. cardioides , Cretaceous 
of Upper Bavaria, Boehm, Palseontogr. x.xxviii, p. 80, fig. : n. spp. 
\Barbatia glyphus , n. sp., Cretaceous of Upper Bavaria, Boehm, 
Palcoontogr. xxxviii, p. 79, fig. 
