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Inoceramus contracostae
Taxonomy
Inoceramus contracostae was named by Anderson (1958). It is a 3D body fossil. Its type locality is CAS loc. 29084, Round Valley, which is in a Campanian marine horizon in California.
Sister species lacking formal opinion data
I. agapensis, I. agdjakendensis, I. algeriensis, I. allani, I. altus, I. altusiformis, I. anakusensis, I. andersoni, I. anglicus, I. anglicus, I. angulatus, I. angustiundulatus, I. angustus, I. annulatus, I. atlanticus, I. aucella, I. australis, I. awajiensis, I. azerbaydjanensis, I. bakalovi, I. balchii, I. balticus, I. balticus, I. balticus, I. balticus, I. barabini, I. barsliensis, I. bebahoaensis, I. bellevuensis, I. bererensis, I. biconstrictus, I. bicorrugatus, I. bojarkensis, I. borealis, I. borilensis, I. buguntaensis, I. bulbus, I. caddotensis, I. cadottensis, I. capitatus, I. capulus, I. cardissoides, I. caucasicus, I. concentricus, I. conicus, I. corpulentas, I. costellatus, I. costellatus, I. crippsi, I. crippsii, I. crispi, I. crispii, I. crispus, I. cummingsi, I. curvieri, I. dariensis, I. deltoides, I. dresdensis, I. elongatus, I. equalis, I. etheridgei, I. eulessanus, I. euxinus, I. ewaldi, I. eximius, I. faragi, I. fiegei, I. fiegei, I. flavus, I. fukadae, I. furukawensis, I. fyfei, I. grandis, I. gusselkaensis, I. hakarius, I. heinzi, I. hetonaianus, I. higoensis, I. hoepeni, I. iburiensis, I. inaequabilis, I. inaequivalvis, I. incurvus, I. inflatus, I. inkermanensis, I. ipuanus, I. kapuus, I. kojakensis, I. korjakensis, I. kryshtofovichi, I. kusiroensis, I. labiatiformis, I. labiatoidiformis, I. lamarcki, I. lamarcki, I. lapparenti, I. lingus, I. lobatus, I. lundreckensis, I. madagascariensis, I. maedae, I. makarovi, I. mamatensis, I. mandembataensis, I. marathonensis, I. matotorus, I. mechanquilensis, I. mihoensis, I. moresbyensis, I. muelleri, I. mytiloidiformis, I. naganoensis, I. neocaledonicus, I. nodai, I. nukeus, I. oblongus, I. obtusus, I. oosteri, I. opetius, I. orientalis, I. orlovkaensis, I. paraketzovi, I. parvus, I. pedalionoides, I. percostatus, I. perfragilis, I. pertenuis, I. pilvoensis, I. pochialaineni, I. proximus, I. pseudocurvieri, I. pseudoregularis, I. quadrans, I. quatsinoensis, I. rangatira, I. reduncus, I. renngarteni, I. richensis, I. sagensis, I. saratoviensis, I. schloenbachi, I. schluetheri, I. schoendorfi, I. schöndorfi, I. shamati, I. sichotealinensis, I. spitzbergensis, I. stilley, I. stoliczkai, I. stoneleyi, I. striatoconcentricus, I. striatoconcentricus, I. striatoconcentricus, I. stuemckei, I. subcircularis, I. subneocomiensis, I. subpercostatus, I. sutherlandi, I. tamulicus, I. tauricus, I. tenuis, I. tenuistriatus, I. tenuistriatus(), I. tenuiumbonatus, I. tolmatchevi, I. tuberosus, I. typicus, I. tyrrelli, I. umbonatus, I. urius, I. ururoaensis, I. vanuxemi, I. vanuxemiformis, I. volgensis, I. walterdorfensis, I. waltersdorfensis, I. waltersdorfensis, I. waltersdorfensis, I. wandereri, I. warakius, I. winkholdioides, I. yokoyamai, I. yuasai, I. zavoljiensis, I. concentrica, I. concentricus, I. concentricus, I. concentricus, I. balticus, I. bueltenensis, I. muelleri, I. muelleri, I. browni, I. schloenbachi, I. goldfussi, I. quadrans, I. tenuilineatum, I. grandis, I. angulosus, I. hetonaianus, I. iburiensis, I. maedae, I. mihoensis, I. pedalionoides, I. sharmai, I. tenuistriatus, I. subquadratus, I. subquadratus, I. karakuwensis, I. hashiurensis, I. rhomboides, I. ogurai, I. utanoensis, I. bornholmensis, I. cardissoides, I. elegans, I. guerichi, I. lundbrekensis, I. nasutus, I. orientalis, I. orientalis, I. patootensiformis, I. steenstrupi, I. subcardissoides, I. yokoyamai, I. alievimussensis, I. grandis
Synonymy list
| Year | Name and author |
|---|---|
| 1958 | Inoceramus contracostae Anderson p. 103 figs. Plate 18, figures 3, 4; Plate 55, figure 3 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Inoceramus contracostae Anderson 1958
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. M. Anderson 1958 | The shell is small, thin, subovate in outline; beaks terminal, hinge line short; posterior border nearly straight, base broadly rounded ; surface marked by fine, sharp concentric ridges separated by broader interspaces ; valves little inflated, compressed ; in young stages of growth the beak is narrow and high ; in older stages the shell becomes elongated and more narrowly ovate. |