Table 1 in A new genus for two species of Japanese fireflies having aquatic larvae (Coleoptera, Lampyridae) and a definition of Luciola s. str.

Table 1 (continued on next page). Comparison of morphological features of Missimia Ballantyne, 2009 and Nipponoluciola gen. nov.
Missimia Ballantyne, 2009Nipponoluciola gen. nov.Ballantyne et al. 2009: figs 21–22, 27, 29–30, 32‒34, 246‒254; Figs 3, 4E‒HThis studyNew Guinea HighlandsJapanRare genus known only from 2 males and 2 femalesWell known in Japan from males, females and larvaeColour: elytra pale brownColour: elytra blackPronotum pale brown without darker markingsPronotum pinkish with median dark markingsBody outline: elongate slender L/W 3.5/1Body outline: heavier bodied L/W 3/1Pronotum: width less than humeral widthPronotum: width subequal to humeral widthLateral margins sinuate with posterolateral corners narrowed and apically pointedLateral margins slightly divergent along length, not sinuate, and posterolateral corners apically roundedElytron: Either one or two elytral interstitial linesElytron: with at least two well defined interstitial linesBase of epipleuron narrow (as in Fig. 3)Base of epipleuron narrow (Fig. 3)Humerus visible from beneathHumerus widely visible from beneathViewed from above the epipleuron visible at elytral margins level with posterior margin of MSEpipleuron visible at elytral margins well behind posterior margin of MSHead: without clypeolabral sutureHead: with clypeolabral sutureLabrum well sclerotised inflexibly joined to rest of headLabrum not well sclerotised, flexibly joined to rest of headGHW 2‒3 × SIWGHW 3.7‒4.5 × SIWApical labial palpomere lunate inner margin entire not dentateApical labial palpomere shaped like a broad triangle with inner margin dentateAntennal length 3‒4 × GHWAntennal length 2 × GHWFS 2‒8 expanded at anterior apical angleFS 2‒8 not expanded at anterior apical angleAbdomen: LO in V 7 retracted from lateral margins of V 7, with posterior margin rounded, not reaching into MPP, and LO occupies less than half total area of V 7Abdomen: LO in V 7 reaches lateral margins and into MPP and occupies all but a narrow clear portion of posterior margin of V 7V 7 with angulate corners; MPP elongate with rounded truncated apexV 7 with angulate corners; MPP shorter, with widely rounded MPPT 8 with elongated anterolateral arms longer than posterior entire portion of T 8T 8 with anterolateral corners very short, barely produced and apically acuteT 8 narrowed along posterior marginT 8 not narrowed along posterior marginT 8 ventral surface with median longitudinal trough with fine lateral marginsT 8 ventral surface without troughAedeagal sheath (Fig. 4G): posterior area of sheath sternite shallowly emarginated on right side from point of tergite attachments; not emarginated on left side; apex of sternite broadly roundedAedeagal sheath: posterior area of sheath sternite widely emarginated on both sides from point of tergite attachments; apex of sternite narrowly roundedBallantyne et al. 2009: figs 21–22, 27, 29–30, 32‒34, 246‒254; Figs 3, 4E‒HThis studyAedeagus (Fig. 4H): BP wide, hooded, not emarginated along anterior margin and appearing to be in a single pieceAedeagus: BP narrower, not hooded, usually with well defined emargination along anterior margin which divides BP into halvesDorsal base of LL with median acute projectionDorsal base of LL without projectionInner preapical margins of LL with an elongate narrowly emarginated hair bearing areaInner preapical margins of LL without any elongated hair bearing areaLL obliquely truncated along their preapical inner and outer marginsLL not obliquely truncated along their preapical inner and outer marginsLL apices bluntly acuteLL broadly rounded at apex

表1（续下页）：2009年Ballantyne建立的Missimia属与Nipponoluciola新属（Nipponoluciola gen. nov.）的形态特征比较

| 特征项 | Missimia属（Ballantyne, 2009） | Nipponoluciola新属 |
| ---- | ---- | ---- |
| 文献来源 | Ballantyne等，2009：图版21–22、27、29–30、32‒34、246‒254；图3、4E‒H | 本研究 |
| 分布地 | 新几内亚高地 | 日本 |
| 类群概况 | 稀有属，目前仅知2头雄虫和2头雌虫 | 在日本分布广泛，已知雄虫、雌虫及幼虫 |
| 体色 | 鞘翅淡褐色 | 鞘翅黑色 |
| 前胸背板 | 淡褐色，无深色斑纹 | 粉红色，具中部深色斑纹 |
| 体型轮廓 | 细长型，长宽比3.5:1 | 粗壮型，长宽比3:1 |
| 前胸背板宽度 | 宽度小于肩宽 | 宽度与肩近相等 |
| 侧缘特征 | 侧缘波状，后外角收窄且顶端尖锐 | 侧缘略向外扩展，无波状弯曲，后外角顶端圆润 |
| 鞘翅行间纹 | 具1或2条鞘翅行间纹 | 至少具2条清晰可辨的行间纹 |
| 鞘翅缘折基部 | 狭窄（如图3所示） | 狭窄（图3） |
| 肩区可视性 | 从腹面可见肩区 | 从腹面可广泛观察到肩区 |
| 鞘翅缘折位置 | 背面观时，缘折位于鞘翅侧缘，与后胸腹板（metasternum, MS）后缘平齐 | 缘折位于鞘翅侧缘，远超后胸腹板后缘 |
| 头部唇基缝 | 无唇基缝 | 具唇基缝 |
| 上唇特征 | 高度骨化，与头部其余部分以不动关节连接 | 骨化程度较低，与头部其余部分以可动关节连接 |
| 头宽比例 | GHW为SIW的2~3倍 | GHW为SIW的3.7~4.5倍 |
| 下唇须末节 | 呈新月形，内缘完整无齿 | 呈宽三角形，内缘具齿 |
| 触角长度比例 | 触角长度为GHW的3~4倍 | 触角长度为GHW的2倍 |
| 鞭节特征 | 第2-8鞭节在前顶角处扩展 | 第2-8鞭节在前顶角处无扩展 |
| 腹部发光器 | 第7腹节腹板（sternite 7, V7）上的发光器（Light Organ, LO）收缩于V7侧缘内侧，后缘圆润，未侵入中后突（median posterior process, MPP），且发光器占V7总面积不足一半 | 第7腹节腹板上的发光器延伸至侧缘并侵入MPP，仅在V7后缘保留狭窄透明区域 |
| 第7腹节腹板与MPP | 第7腹节腹板具角状后角；MPP细长，顶端圆润且截形 | 第7腹节腹板具角状后角；MPP较短，顶端宽圆形 |
| 第8腹节背板前侧突 | 具延长的前侧突，长度长于第8腹节背板（tergite 8, T8）后缘的完整部分 | 前侧角极短，几乎不突出，顶端尖锐 |
| 第8腹节背板后缘 | 后缘收窄 | 后缘不收窄 |
| 第8腹节背板腹面 | 具正中纵沟，侧缘纤细 | 无纵沟 |
| 阳茎鞘 | 阳茎鞘（图4G）的鞘腹片后区在与背板连接处的右侧浅凹，左侧无凹陷；鞘腹片顶端宽圆形 | 阳茎鞘的鞘腹片后区在与背板连接处的两侧均深凹；鞘腹片顶端狭圆形 |
| 阳茎 | 阳茎（图4H）的阳茎基（basal piece, BP）宽阔，呈兜状，前缘无凹陷，整体为单一结构 | 阳茎基较狭窄，非兜状，前缘具清晰凹陷，将BP分为两半 |
| 阳茎侧叶基部 | 阳茎侧叶（lateral lobe, LL）背侧基部具正中尖锐突起 | 背侧基部无突起 |
| 阳茎侧叶内缘 | 前内缘具细长狭凹的着毛区 | 前内缘无细长着毛区 |
| 阳茎侧叶端部 | 沿前内、外缘斜截 | 不沿前内、外缘斜截 |
| 阳茎侧叶顶端 | 尖锐而钝圆 | 顶端宽圆形 |
| 补充文献来源 | Ballantyne等，2009：图版21–22、27、29–30、32‒34、246‒254；图3、4E‒H | 本研究 |