Phylogeny of the Mycetophiliformia, with proposal of the subfamilies Heterotrichinae, Ohakuneinae, and Chiletrichinae for the Rangomaramidae (Diptera, Bibionomorpha) Author DE SOUZA AMORIM, DALTON Author RINDAL, EIRIK text Zootaxa 2007 2007-07-30 1535 1 1 92 http://dx.doi.org/10.11646/zootaxa.1535.1.1 journal article 10.11646/zootaxa.1535.1.1 1175­5334 5088515 8E7D8F88-E564-423C-922B-C7098D06125F Key for Identification of the Genera of Rangomaramidae 1. r-m longitudinal, in line with second sector of Rs ( Ohakuneinae , subfam. n. ) .......................................... 2 - r-m transverse or oblique ............................................................................................................................. 5 2. First sector of Rs visible ............................................................................................................................. 3 - First sector of Rs entirely missing .............................................................................................................. 4 3. M 1+2 complete ......................................................................................... ( Costa Rica ) Rogambara Jaschhof - M 1+2 incomplete at base ............................................................................ ( Costa Rica ) Cabamofa Jaschhof 4. Rs originating before half of wing; base of M 4 complete.............................................................................. .......................................................................... ( Australia , Costa Rica , Chile , Brazil ) Colonomyia Colless - Rs originating beyond distal half of the wing; base of M 4 incomplete ......................................................... .................................................... New Zealand , Australia , Papua New Guinea , Chile ) Ohakunea Edwards 5. First sector of Rs short; r-m present............................................................................................................. 6 - First sector of Rs long; r-m absent, tb much longer than m-cu ..................................................................... ........................................................ Rangomaraminae ( New Zealand ) Rangomarama Jaschhof & Didham 6. R 5 running very close to C, first sector of Rs tiny, transverse, r-m scarcely visible; medial fork long, M 1 and M 2 diverging before middle of wing. Tergite 9 devoid of distal projections bearing strong spines ...... .................................... Heterotrichinae , subfam. n. (Europe and Japan , Baltic amber) Heterotricha Loew - R 5 not close to C, first sector of Rs normally developed, oblique forward, r-m produced, at least slightly oblique backwards; medial fork short, M 1 and M 2 diverging beyond middle of wing. Tergite 9 bearing 1 or 2 pairs of distal projections with strong spines ( Chiletrichinae , subfam. n. ) ............................................ 7 7. Proboscis long, maxillary palpus displaced to apex ............. ( South Africa ) Rhynchoheterotricha Freeman - Proboscis short, normal ............................................................................................................................... 8 8. M 1+2 /M 3+4 longer than m-cu ......................................................................... ( Kenya ) Kenyatricha Chandler - M 1+2 /M 3+4 shorter than m-cu ......................................................................................................................... 9 9. Rs originating before basal third of wing; R 1 reaching C about at middle of wing; M 1 and M 2 continuously diverging .............................................................................................( New Zealand ) Insulatricha Jaschhof - Rs originating beyond basal third of wing; R 1 reaching C at distal third of wing; M 1 not gradually diverging .............................................................................................................................................................. 10 10. m-cu reaching CuA very basally, basal cell slender ..............( Chile , southern Brazil ) Chiletricha Chandler - m-cu reaching CuA more distally, basal cell wide .......................................... ( Ecuador ) Eratomyia n. gen.