Two new freshwater rhabdocoels, Austrodalyellia gen. nov. and Haplodidymos gen. nov. (Platyhelminthes), from Queensland, Australia Author Hochberg, Rick Author Cannon, Lester R. G. text Zootaxa 2002 44 1 15 journal article 51452 10.5281/zenodo.156078 8f14b97c-8bc9-4df2-94b0-db4c93cd50e3 1175­5326 156078 Haplodidymos gen. nov. Type Material. Holotype (QM G219256), de Faure’s wholemount of adult specimens with sclerotic stylet. Paratypes : de Faure’s wholemount of adult with stylet (QM G219257), de Faure’s wholemount of adult with egg (QM G219258), and one sectioned specimen (QM G219259). Type Repository. Queensland Museum, South Brisbane, Queensland, Australia . Type Locality. Shoreline of Clean Lake, University of Queensland, St. Lucia campus, Brisbane, QLD. Etymology. the genus name refers to the presence of a single long testis: Haplo (Gr. single), ­ didymos (Gr. testicle). Diagnosis. A freshwater typhloplanid worm with anatomical features characteristic of the family Typhloplanidae . Body length 500­720 um long with an anterior pair of large red eyes and short paired tracts of adenal rhabdites. Body is transparent except for several radially­arranged pigment bands. Vertically­oriented pharynx rosulatus in posterior onethird of body. Single, long medial testis ventral to gut. All other male organs are posterior to the pharynx including a copulatory organ with distinct vesicula seminalis and indistinct vesicula granulorum. Within the glandular posterior zone is a slightly curved, weakly sclerotic stylet. Female system posterior to the pharynx and includes a solitary ovary with separate receptaculum seminis, muscular bursa copulatrix, and posterior uterus. All reproductive organs communicate with a single genital atrium and common gonopore. Type species. Haplodidymos rubroculatus sp. nov. ( Figs. 7­9 ) Etymology. Species name refers to the presence of paired red eyes; rubro (L. red) and oculatus (L. ­eyed).