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oligolepis, new varieties originating from the Rio Jamanxim, Rio Tapajós water drainage, state of Pará, differing from the congeners insurance agencies 4 longitudinal range rows through dorsal-fin source in order to side to side collection; 3) Third. melanohumeralis, new varieties, collected from small water ways tributaries of the higher Rio Tapajós, and the selleck chemicals upper Rio Xingu basins, states of Pará as well as Mato Grosso, which includes our bodies since serious as with Ur. paucirastra nevertheless features well-developed and much more gill rakers inside the exterior row upon initial branchial arch; along with Several) R. nigrofasciata, brand-new types, gathered throughout modest tributaries in the upper servings of the Rio Tapajós and Rio Xingu basins, claims of Pará and Mato Grosso, with the system narrower when compared to Third. paucirastra and also 3rd r. melanohumeralis.Your acotylean polyclads are generally seen as a the absence of the ventral mug situated posteriorly on the feminine gonopore. These types of flatworms are mostly sea, benthic or even pelagic, except through two varieties, one freshwater Limnostylochus borneensis along with other semi-terrestrial Myoramyxa pardalota. Oaxaca is really a state perfectly located at the the southern area of Spanish Pacific cycles, in which simply about three acotyleans species happen to be technically noted until recently. After sampling littoral for you to sublittoral areas, you use Thirty four types have been gathered and glued throughout iced formalin. Some individuals ended up tarnished with Mayer´s carmalum and also hematoxylin along with cleared throughout methyl salicylate regarding complete supports; the particular part containing the reproductive : structures associated with some other examples had been dissected along with histologically refined inside sagittal and also frontal parts. 4 kinds had been identified as of 4 overal as well as three family members. The brand new genus Bisacculosuteri style. late. created, towards the genus Itannia, however deficient twice ventral suckers added to both sides from the female gonopore. 2 types are a novice to technology Bisacculosuteri marcelae sp. nov., characterized by an incredibly extended central pharynx, dominant seminal vesicle, any penile papilla using stylet, matched strongly muscularized uterine sac as well as uterine vesicles; along with Paraplanocera oligoglenoides sp. december., with transparent body, mild dark brown skin discoloration and also black spots allocated inside the pharyngeal as well as reproductive areas, plus an square cirrus sac using intramuscular surrounding hollowed out spots and also armored with spines along with conspicuous enamel. The 3rd types can be Euplanoida cf. pacificola that may not be identified because minimal kinds, as a result of ambiguity in its explanation. The fourth varieties, Bivesiculoplana lamothei, was previously defined in the place now is actually noted in fresh places and also serves coming from Oaxaca.Collections associated with sponges through the past due Doctor. Invoice Chemical. Austin, tx as well as the experts (In. McDaniel, R. Harbo along with N. Ott) supplied content regarding information of recent kinds through 2 genera involving Poecilosclerida pertaining to low waters involving The southern part of Bc, Canada as well as Northern Washington, USA Lissodendoryx as well as Myxilla. There were simply no brand-new types of those two genera referred to to the Northeast Hawaiian since Laubenfels' are employed in central Los angeles (Laubenfels 1930, 1932) and also Lambe's studies in 1893 to be able to 1895 with regard to Geological Review involving North america sponge selections via B . c ., North america for the Bering Seashore.