PELECYPODA. 
Moll. 99 
Eucharis, Recluz, defended as a valid genus, and not synonymous 
with Poromya, but as including Anisodonta ( pars), Desh., 1863, and 
Dasterotia , Hoernes, 1870 : 10 recent and 2 fossil forms described, with 
notes and figures ; Fischer (3). 
Meiocardia agassizii , n. sp., West Indies, Dali, (3) p. 271. 
Vesicomya , n. subg. “ Shell small, smooth, or concentrically striate ; 
hinge of Meiocardia , but without lateral teeth; epidermis polished, um- 
bones moderately prominent; lunule circumscribed by a groove ; otherwise 
as in Meiocardia .” For Callocardia atlantica, Smith ; id. t. c. p. 272, 
VENERIDiE. 
Circe crocea , Gray == 0. corrugata , Chem., var. ; C. lentiginosa, Chem.; 
C. semiarata , Dunk., and C. pulchra , Desh. = C. arabica , Chem. ; Cooke, 
(2) p. 100. 
Cytherea ( Veneriglossa ) vesica , n. sp., West Indies, Dali, (3) p. 275. 
Dosinia rmoiana , D. injlata (= D. line la, pars), n. spp., Franco, 
Locard, (1) pp. 427 & 594. 
Tapes extensus , T. reconditus, n. spp. (= T. pullastra, pars), France, 
ul. t. c. pp. 435 & 595. The French species are monographically treated, 
id. (3) : 26 forms are allowed, and the following appear as new : — T. 
mabillei, n. n., = T. texturatus, Hidalgo ( nec Lmk.) p. 270, T. rostratus , 
p. 274, T. grangeri , p. 276, T. rochcbrunei , n. n., = T. bicolor , Loc. {nec 
Lmk.), p. 278, T. bourguignati, n. n., = T. petalinus , Rv. (nec Lmk.), 
p. 285, T. anthemodus , n. n., = T. floridus, auct. (nec Poli), p. 290, T. 
liicens , n. u., = T. nitens, Scacchi & Phil, (nec Turton), p. 298, T. retor - 
tus = T. aureus , Hidalgo, p. 304, T. servaini, p. 309, T. lepidulus = T. 
virgineus , Jeffr., p. 317 : all figured. 
Venerupis quadrasi, n. sp., Philippines, Hidalgo, (3) p. 155, pi. viii, fig. 8. 
V. macrophylla, Desh., = V. inis, L. ; Cooke, (2) p. 103. 
Petricolidje. 
Petricola lithophaga, Retz., includes P. hemprichii, Issel, and (P) P. 
chinensis and P. bipartita , Desh. ; Cooke, (2) p. 104. 
Cyrenid^:. 
Batissa finschi, B. angulata , u. spp., New Guinea, Reinhardt, (2) pp. 61 
& 62. 
Corbicula annamitica , C. souverbiana , n. spp., Hu^, Cochin China, 
Wattebled, pp. 69 & 70, pi. v, figs. 3 & 4. C. tonlciniana, C. baudoni , C. 
petiti, n. spp., Tonkin, Morlet, (4) pp. 268, 292, & 294, pi. xiv, figs. 5 & 6. 
C. obtruncata , Ning-kono-fou ; C. adunca , Kieng-ping-hien ; C. gentiliana , 
Fou-kien; C. bezauriana , Fou-kien; C. fouJciensis, Fou-kien,pl. i, figs. 2-6; 
C. astronomica , Shanghai ; C. cordieriana, Kouenchan ; C. bicolor , Kouen- 
chan ; C. leleciana, Nanking ; C. diminuta, Nanking ; C. aquilina, Nan- 
king ; C. uncinulata, Liyaug, pi. ii ; C. colombeliana , Liyang ; C. vicina , 
