B17ALVIA. 
Molt 101 
GALEOMMATIDiE. 
Scintilla aurantia (Lam.), figure of living animal by Mobius, in Mar-^ 
tone’s Moll. Maur. p. 322, pi. xxi. fig. 10. 
ASTARTIDiE. 
Crassatclla and Astarte. An oblique line seen on the inner face of 
both valves, originating in the umbonal region, and descending back- 
wards, corresponds to the front edge of the external gill ; it is very con- 
spicuous in C. decipiens (Reeve) and in many specimens of A. arctica 
(Gray) and cas^anea (Say). Perhaps the young remain in the gills for 
some time in these genera, as well as in the Unionidai. E. v. Martens, 
SB. nat. Fr. 1880, pp. 22-24, with 2 woodcuts. The same line is seen in 
several tertiary species of Crassatclla and Cardita ; id. 1. c. p. 59. 
‘ Crassatclla uruguaycnsis, sp. n., E. A. Smith, Ann. N. H. (5) vi. p. 321, 
East of Uruguay, 48 fath. 
Cardita lutca, new name for zelandica (Desh., nec Potiez & Mich.) ; 
Hutton, Manual N. Zeal. Moll. p. 159. 
Cardita, sp. n. not named, Dohrn, JB. mal. Ges. vii. p. 170, Prince 
Island, Guinea. 
XJNIONIDiE. 
Unio tumulus var. n. horysthcnis, Dnieper, and var. n. rohrmannl, 
Silesia, U. cumcnsis, sp. n.. Lake of Cumce near Naples, hyzantinus (Parr.), 
lusitanus (Drouet), and rcquicni var. = clongatidus (Drouet, ncc Mlihlf,); 
Kobelt, Iconogr. vii. pp. 32-34, pi. cxcii. & cxciii. figs. 1950-1957. 
Unio ksibianus (JAousb.) — littoralis (Cuvier), and Ictourncuxi (Bourg.) 
= hispanus (Lowe); critical notes by Morelet, J. de Conch, xxviii. 
pp. 79-81. 
Unio Idcciahi^ dalmaticus, ceratinus (all of Drouet), Dalmatia, scJiwer- 
xenbachi (Parr.), Messenia, disscctus (Drouet), Volo, Kobelt, Iconogr. vii. 
pp. 80- 82, pis. ccv. & ccvi. figs. 2094-2100. 
Unio schrcnJcianus and gcrstfcldtianus, spp. nn., Sestra River, tributary 
of the Volga, near Klin ; Clessin, Nachr. mal. Ges. 1880, pp. 80 & 81. ? 
Unto rothi (Bourg.) var. n. Jcomarowi, Bottger, JB. mal. Ges. vii. p. 160, 
pi. V. fig. 1, Kars. 
Unio lartcti, pictri, and maris-galilcci, spp. nn., Locard, C. R. xci. p. 500, 
Lake of Tiberias. 
Unio tang any iccnsis, sp. n., E. A. Smith, P. Z. S. 1880, p. 351, pi. xxxi. 
fig. 9, Lake Tanganyika. 
Unio horii and thompsoni, spp. nn., E. A. Smith, Ann. N. H. (5) vi. 
pp. 429 & 430, Lake Tanganyika. 
Margaritana margaritifcra (L.). Historical and statistic notes on the 
pearl-fishery in Saxony by H. Nitsche in the General Catalogue of the 
International Exhibition of Fishery at Berlin, 1880, pp. 17-19. 
Anodotita idrina var. imsymemca [imsim-], Lake Trasimenlis, scaldiana 
