Results 31 to 40 of about 3,027 (70)

Assessing the sensitivity of leeches as indicators of water quality [PDF]

open access: yes, 2020
The objective of this work was assessing the sensitivity of leeches to several water quality attributes in lowlands streams.Weused occupancymodelling that account explicitly for detectability, to estimate the influence of four variables (dissolved oxygen,
Simoy, María V.   +6 more
core  

Helobdella europaea Kutschera 1987

open access: yes, 2009
Helobdella europaea Kutschera, 1987 new record (Fig. 5 & Fig. 6) Helobdella striata Kutschera, 1985 Helobdella europaea Kutschera, 1987 Helobdella papillornata Govedich et Davies, 1998 Helobdella europaea Kutschera, 2004 Helobdella europaea ...
Chang, Chih-Han   +2 more
core   +1 more source

Biodiversity of Hirudinea, in freshwater low-altitude mountainous environment (Buenos Aires province), Argentina

open access: yes, 2018
Diez especies de hirudíneos Glossiphoniidae fueron recolectadas en ambientes dulceacuícolas de Sierra de la Ventana: Helobdella simplex (Moore, 1911); Helobdella brasiliensis Weber, 1915; Helobdella triserialis triserialis (Blanchard, 1849); Helobdella ...
Gullo, Bettina Sandra
core  

Helobdella modesta Verrill 1872

open access: yes, 2007
Helobdella modesta (Verrill 1872) Common name: Scutate snail leech General distribution: Holarctic (Figures 2 B, 4 B, Tables 1, 2). Newfoundland: Survey: Site 1 (CMNA 2006 –0001), Site 10 (CMNA 2006 –0004), Site 12 (CMNA 2006 –0006), Site 14 ...
Madill, Jacqueline, Hovingh, Peter
core   +1 more source

Biodiversity of Hirudinea, in freshwater low-altitude mountainous environment (Buenos Aires province), Argentina

open access: yes, 2014
Diez especies de hirudíneos Glossiphoniidae fueron recolectadas en ambientes dulceacuícolas de Sierra de la Ventana: Helobdella simplex (Moore, 1911); Helobdella brasiliensis Weber, 1915; Helobdella triserialis triserialis (Blanchard, 1849); Helobdella ...
Gullo, Bettina Sandra
core  

Helobdella leeches in southern Illinois: phylogenetic analysis and comparative methods

open access: yes
Helobdella is a cosmopolitan genus of predatory leeches in the family Glossiphoniidae, utilized widely as models for studies in developmental biology and evolution of development (evo-devo).
Bethany A. Rader   +2 more
core   +1 more source

Host Specificity in \u3ci\u3eMetamera sillasenorum\u3c/i\u3e, n. sp., a Gregarine Parasite of the Leech \u3ci\u3eHelobdella triserialis\u3c/i\u3e with Notes on Transmission Dynamics [PDF]

open access: yes, 2000
Eugregarines of the suborder Septatorina are apicomplexan parasites that are found mainly in arthropods. Some exceptions are species in the Metameridae that contains the only 5 septate gregarines recorded from annelids.
Wise de Valdez, Megan R.   +2 more
core  

Leeches of Laguna Volcán, Bolivia, including a new species of Helobdella (Clitellata, Hirudinea). American Museum novitates ; no. 3313

open access: yes, 2001
11 p. : ill. ; 26 cm.Includes bibliographical references (p. 10-11).Three species of leeches were found in Laguna Volcán in Departmento de Santa Cruz, Bolivia. None are known to be sanguivorous. Two of the species found, Semiscolex similis and Helobdella
Siddall, Mark Edward, 1966-
core  

FIGURE 3. Helobdella atli n in A new freshwater leech species of Helobdella (Annelida: Glossiphoniidae) from central Mexico

open access: yes, 2005
FIGURE 3. Helobdella atli n. sp. from Totolcingo, Tlaxcala, México. Scanning electron microphotography of posterior part, showing the position of anus.Published as part of Oceguera-Figueroa, Alejandro & Leon-Regagnon, Virginia, 2005, A new freshwater ...
Leon-Regagnon, Virginia   +1 more
core   +1 more source

Helobdella nahuelhuapensis Gullo, 2006, n. sp.

open access: yes, 2006
<i>Helobdella nahuelhuapensis</i> n. sp. <p>(Figs. 1–9)</p>Published as part of <i>Gullo, Bettina Sandra, 2006, Helobdella nahuelhuapensis sp. nov. (Hirudinea, Glossiphoniidae), from Bariloche, Argentina, pp.
Gullo, Bettina Sandra
core   +1 more source

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