MOLLUSCA. 585 
Pholas crispata (L.), Island of Sachalin, east and west coast, Sclirenck, 
Moll. Amiirl. p. 595. 
Xylophaga dorsalis (Turt.), as yet found only in two instances in the Me- 
diterranean. WeinkaulF, i. p. 6. 
Martesia Jluminalis, sp. n., Blanford, Journ. As. Soc. new ser. ii. p. 67, 
pi. 3. figs. 1-3, boring in soft argillaceous sandstone, in creeks of the delta of 
the Irawady, far from the sea, where the water is brackish. 
Teredo. The following species are acknowledged by Weinkauff, i. pp. 3-5, 
as MediteiTanean : — T. norvegica (Spengl.), pedicellata (Quatref.), philippii 
(Gray) = hipnhmdata of Chiajo and Pliilippi, and, on tho authority of Des- 
hayos, also T. divaricata. Septaria mediterranca (Ilisso) is received among 
tho MediteiTanean living shells on the authority of Ilisso, Matheron, Jef- 
freys, and Hanley. 
Gastrochasnida?. 
Gasirochcena folini^ sp. n. (Desh.), and G. distincta, sp. n., Folin, Mel^a- 
grinicoles, pp. 11-12, pi. 1. figs. G-IC, on pearl-oysters from Panama, together 
with G, denticidata (Desh.), which is also figured. 
SoLENIDAS. 
The catalogue of this family, published by T. A. Conrad as 
appendix to the Am. Journ. Conch, vol. iii. No. 3, comprises 
12 genera and 126 species. 
Solen vagina (L.). This Linnean name is retained for the European 
species, in opposition to Hanley, by Weinkauft^ i. p. 11. 
Solen corneas (Lam.), Hakodate ; and S. hrusensternii, sp. n., Hakodate and 
Sachalin. Sclirenck, 1. c. p. 694, pi. 25. figs. 9-12. 
Siliqua californica, sp. n., Conrad, Am. Journ. Conch, iii. p. 193, Bodegas, 
California. — Aulus costatus (Siiy) =ptdchellus (Dunker), Sachalin and Hako- 
date. Schrenck, Moll. Amurl. p. 690. 
Saxicavidas. 
Saxicava arctica (L.). Only this species is found in the Mediterranean, 
but not the varieties or species (whatever they may be) called L. rugosa 
and L. pholadis (L.) : WeinkaufT, i. p. 21. The same species in the Gulf of 
Tartary and Northern Japan : Schrenck, I c. p. 666. 
Saxicava initialis and acuta, spp. nn., Folin, Mel^agrinicoles, pp. 13-14, 
pi. 2. figs. 4-6, on pearl-oysters from Panama. 
Panopcea glycymeris (Born as Myd) — aldrovandi (Menard), found hitherto 
living in the Mediterranean on one spot only of the coast of Sicily, near 
Taormina; Weinkauff, i. p. 23. [The locality Tarent, mentioned by We n- 
kauff from Salis, is very doubtful, as is evident from Salis’s notes.] 
Myida5. 
My a trunedta (L.), Sachalin, not common. — M. arenaria (L.), Sachalin, 
common, also subfossil, Schrenck, 1. c. pp. 686-689. The latter species is = 
M, japanica (Jay), in the Bay of Yedo. Lischke, Mai, Blatt. xiv, p. 176. 
