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Systematic revision of the Indo-West Pacific colourful bubble-snails of the genus Lamprohaminoea Habe, 1952 (Cephalaspidea : Haminoeidae)
Invertebrate Systematics ( IF 1.8 ) Pub Date : 2020-01-01 , DOI: 10.1071/is20026
Trond R. Oskars , Manuel António E. Malaquias

Abstract. The genus Lamprohaminoea includes species of colourful haminoeid snails associated with coral reefs and rocky shores in the tropical Indo-West Pacific. In this work, we revise the diversity and systematics of Lamprohaminoea species based on a phylogenetic hypothesis and on a detailed morphological analysis of specimens. Shells, external features of the animals and anatomical characters from the jaws, radula, gizzard plates, and male reproductive system were studied by optical and scanning electron microscopy. Additionally, a molecular species delimitation analysis based on the Automatic Barcode Gap Discovery method using DNA sequences of the cytochrome c oxidase subunit I was implemented. Five species were recognised, three of them new to science, namely L. cymbalum, L. ovalis, L. vamiziensis sp. nov., L. evelinae sp. nov., and L. mikkelsenae sp. nov. Morphologically, these species can be separated by subtle differences of their external colouration and by features of the male reproductive system. Lamprohaminoea vamiziensis sp. nov. is known only from the western Indian Ocean and L. evelinae sp. nov., from the west Pacific, whereas the other three occur across the Indo-West Pacific realm.

中文翻译:

1952 年,对印度-西太平洋彩色泡泡螺的系统修订,Lamprohaminoea Habe 属(Cephalaspidea:Haminoeidae)

摘要。Lamprohaminoea 属包括与热带印度-西太平洋的珊瑚礁和岩石海岸有关的五颜六色的蜗牛种类。在这项工作中,我们根据系统发育假设和标本的详细形态分析,修订了 Lamprohaminoea 物种的多样性和系统学。通过光学和扫描电子显微镜研究动物的外壳、外部特征和颌骨、齿舌、胼胝板和雄性生殖系统的解剖特征。此外,使用细胞色素 c 氧化酶亚基 I 的 DNA 序列,基于自动条码间隙发现方法进行了分子物种定界分析。五个物种被确认,其中三个是科学上的新物种,即 L. cymbalum、L.ovalis、L. vamiziensis sp。nov., L. evelinae sp. 11 月,L. 米克尔森亚属 十一月 在形态上,这些物种可以通过它们外部颜色的细微差异和雄性生殖系统的特征来区分。Lamprohaminoea vamiziensis sp. 十一月 仅在西印度洋和 L. evelinae sp. 中已知。11 月,来自西太平洋,而其他三个发生在印度 - 西太平洋领域。
更新日期:2020-01-01
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