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Show 1870.] MR. H. ADAMS ON N E W SHELLS. 7 trail arcuato; extremitate posteriore subovali, cum margine dorsali angulum formante, extremitate anteriore rotundata,- valvis ad marginem ventralem compressis, postice flexuosis et angulo dorsali curvato instructis. Long. 23, alt. 18, lat. 9 mill. Hab. Red Sea (Coll. M'Andrew). CHIONE PULCHELLA, II. Ad. (Plate I. fig. 7•) C. testa transversim ovali, solidula, convexa, eequilaterali, lamellis concentricis erectis ornata, ad extremiiatem posticam validis et granulosis, inter lamellas radiatim striatis, carnea, rubro marmorata ; umbonibus medianis; lunula angusta, bene impressa ; intus rubra. Long. 10, alt. 5|, lat. 3| mill. Hab. Red Sea (Coll. M'Andrew). LORIPES DECUSSATA, H. Ad. (Plate I. fig. 8.) L. testa subglobosa, solidula, striis tenuibus, elevatis, confertis, et radiantibus decussata, alba; umbonibus submedianis, elevatis, acutis, approximatis, antrorsum versis; margine interno concinne crenulato. Long. 9, alt. 11, lat. 9 mill. Hab. Red Sea (Coll. M'Andrew). PERNA FULGIDA, H. Ad. (Plate I. fig. 9.) P. testa transversa, elongato-ovata, tumida, castanea, nitida, area mediana pallidiore; umbonibus subterminalibus, contiguis, viola-ceis; margine dorsali in medio obtuse angulato, margine ventrali antice convexo, postice parum incurvato; superficie valvarum sulco levi radiatim bipartita. Long. 28, alt. 15, lat. 11 mill. Hab. Red Sea (Coll. M'Andrew). LIMOPSIS CONCINNA, H. Ad. (Plate I. fig. 10.) L. testa solidula, subovali, sub eequilaterali, concentrice irregulariter lirata, radiatim confertissime tenuissime striata, alba; umbonibus submedianis, prominentibus, incurvatis; latere antico rotundato, latere postico longiore, ad extremitatem subangulato; denticulis cardinalibus utrinque ad 5 ,- margine intus crenato-sulcato. Long. 4, alt. 4, lat. 2\ mill. Hab. Canary Islands (Coll. M'Andrew). LIM/EA PECTINATA, H. Ad. (Plate I. fig. 11.) L. testa solidula, triangulari-ovata, subcequilaterali, subauriculata, alba, costis radiantibus ad 19, rotundatis, elevatis, imbricatis interstitiis concentrice laminatis; margine crenato; umbonibus prominulis ; area ligamenti vix excavata; margine cardinali vix obliquo, recto, denticulis ad 11 utrinque instructo. Long. 2\, alt. 3, lat. 2 mill. Hab. Red Sea (Coll. M'Andrew). |
