— 93 — 



niformi. Alt. spec. max. 152, long. 78, lat. (seu cras- 

 sities) 38, ligamenti long. 32 millim. 

 Patria: Sinus de Castries, sinus Taba. 



11. Pecten Brandtii m. 



Testa suborbiculari, inaequivalvi, aequilaterali, ae- 

 quiauriculata, solida, incrementi vestigiis concentrice 

 striata, radiis 21 — 23 costata, costis rotundatis, lae- 

 vigatis; valva sinistra subplanulata, umbones versus 

 elevata, convexiuscula, violaceo-fusca, costis angustis, 

 interstitiis latis , striato - scrobiculatis ; valva dextra 

 convexiore, alba, costis latis, interstitiis angustis, ob- 

 solete concentrice striatis; auriculis parvis, rectangu- 

 lis vel obtusangulis, obsolete quadricostatis; auricula 

 antica valvae dextrae inferne leviter sinuata, sinu 

 edentulo; pagina interna ut impressione musculari 

 albis. Alt. 112, long. 107, lat. 28, long, lineae car- 

 dinalis 40 millim., angul. apic. 110°. 



Patria : Litus occidentale insulae Sachalin prope 

 Wjaclitu (Weyrich). 



13. Telliua venulosa m. 



Testa oblongo-ovata , solida, compressiuscula, sub- 

 aequivalvi, inaequilaterali, calcarea, albida vel pal- 

 lide rosea, basim versus lutescente venulisque radia- 

 libus rubris picta; margine ventrali convexo, postice 

 sursum acclivi, dorsali antice subconvexiusculo pau- 

 lum que declivi, postice subrecto,decliviore; extremitate 

 antica longiore, rotundata, postica attenuata; obtuse 

 angulata; area postica distincta; natibus parvis, re- 

 trorsum inclinatis; dente laterali (in valva dextra) an- 

 tico distincto, postico nullo; ligamento magno, pro- 

 minente ; sinu palliari mediocri, congruo. Alt. 34, long. 

 55, lat. 12, ligam. long. 14 millim.; vertice a parte 

 antica ad circiter 3 / (31 mill.) longitudinis sito. 



