Corynoppia Balogh 1983

Generic diagnosis of Corynoppia With character states of Oppiidae (Norton and Behan-Pelletier 2009). Measurements: Length about 200–380. Integument. Body nearly smooth or tuberculate/granulate (partially or entirely); sometimes covered by specific tuberculate, ridge- or band-like cerotegument; lateral side of body between bothridium and acetabula densely tuberculate. Prodorsum. Rostrum rounded. Costular-transcostular complex reduced or slightly visible, nearly trapezoid. Lateral arch-like prodorsal ridge usually present. Interbothridial region with two longitudinal ridges and two or three pairs of muscle sigillae between them; interbothridial tubercle absent; postbothridial tubercle usually present. Rostral seta medium-sized, setiform or phylliform; lamellar seta medium-sized, phylliform, located closer to in than to ro; interlamellar seta short, setiform or medium-sized, phylliform; bothridial seta long, clavate/unilaterally fusiform/nearly setiform, barbed or with shortly ciliated; exobothridial seta short, setiform. Notogaster. Anterior margin narrowed medially. Humeral region usually with humeral tubercle and crista. Ten pairs of setae: c short, setiform or phylliform; other setae medium-sized, phylliform. Gnathosoma. Subcapitulum diarthric. Palp setation: 0-2-1-3-9(+ω); solenidion long, bacilliform, pressed to surface, located in middle of dorsal part of tarsus. Chelicera chelate-dentate. Epimeral and lateral podosomal regions. Epimere IV of normal length; border IV present. Epimeral setal formula: 3-1-3-3; all setae setiform. Ventrosejugal tubercle absent. Pedotectum I represented by small lamina. Discidium present. Anogenital region. Anogenital setal formula: 5-1-2-3; adanal setae setiform or phylliform; other anogenital setae setiform. Adanal seta ad 1 posterior, ad 2 posterior or posterolateral, ad 3 anterolateral to anal plate; distance ad 3 – ad 3 longer than ag–ag and ad 2 – ad 2. Adanal lyrifissure located close and parallel to anal aperture. Legs. Tibia I with anterodorsal projection. Tarsus II with two solenidia. Sexual dimorphism: sometimes present in morphology of adanal setae and leg segments. Note: Roman letters refer to normal setae; Greek letters to solenidia; single prime (′) marks setae on the anterior and double prime (′′) setae on the posterior side of a given leg segment; parentheses refer to a pair of setae. General remarks on Corynoppia species Subías (2004, online version 2011) included Striatoppia weigmanni Murvanidze & Behan-Pelletier, 2011 in Corynoppia. The genera Striatoppia Balogh 1958 and Corynoppia are morphologically similar to each other, but the former differs from the latter in having two strong longitudinal prodorsal ridges between rostral and lamellar setae (versus ridges completely absent) and the presence (versus absence) of striae on the notogaster (usually also in anogenital region). Striatoppia weigmanni has no ridges between rostral and lamellar setae as well as true striae on the body (only cerotegumental bands visible), therefore, the placement of this species in Corynoppia seems correct. Subías (2022, online version 2024) supported the initial generic placement of Striatoppia margaritata Mahunka, 1969, but Ermilov and Rybalov (2025) transferred it in Corynoppia due absence of the longitudinal prodorsal ridges between rostral and lamellar setae as well as striae on the body. Key to known species of Corynoppia 1. Bothridial seta clavate, with small, rounded distally head..................................................... 2 - Bothridial seta unilaterally fusiform, with elongate, narrowed distally head, or nearly setiform........................ 3 2. Sexual dimorphism in morphology of the adanal seta ad 1 present (long, slightly dilated mediobasally, with setiform distal part in males versus comparatively short, broadly phylliform in females); notogastral seta c narrowly phylliform, other notogastral setae frequently bifid; body length: 325–338.......... Corynoppia margaritata (Mahunka, 1969). Distribution: Tanzania. - Sexual dimorphism in morphology of the adanal seta ad 1 absent (phylliform in males and females); notogastral seta c setiform, other notogastral setae not bifid; body length: 345–360.................................................................................. Corynoppia dhatiensis Ermilov, 2025 (in Ermilov & Rybalov 2025). Distribution: Ethiopia. 3. Interlamellar seta medium-sized, broadly phylliform......................................................... 4 - Interlamellar seta short, setiform......................................................................... 5 4. Adanal seta ad 2 setiform; notogastral seta c narrowly phylliform, inserted medial to humeral tubercle; two pairs of muscle sigillae between interlamellar prodorsal ridges; notogaster and anogenital region with cerotegumental bands; body length: 250–280....................... Corynoppia weigmanni (Murvanidze & Behan-Pelletier, 2011). Distribution: Caucasus. - Adanal seta ad 2 broadly phylliform; notogastral seta c setiform, inserted on humeral tubercle; three pairs of muscle sigillae between interlamellar prodorsal ridges; notogaster and anogenital region without cerotegumental bands; body length: 270– 300..................................................... Corynoppia gamoensis sp. nov. Distribution: Ethiopia. 5. Adanal seta ad 2 setiform............................................................................... 6 - Adanal seta ad 2 broadly phylliform....................................................................... 8 6. Rostral seta broadly phylliform; three pairs of muscle sigillae between interlamellar prodorsal ridges; body length: 311...................................................... Corynoppia maritima Pérez-Íñigo jr., 1991. Distribution: Spain. - Rostral seta nearly setiform; two pairs of muscle sigillae between interlamellar prodorsal ridges...................... 7 7. Aggenital seta and adanal seta ad 3 located in one transverse row (ad 3 lateral to ag); body length: 315–338............... Corynoppia kosarovi kosarovi (Jeleva, 1962) (in Csiszár & Jeleva 1962; see also Mahunka & Paoletti 1984; Baran & Gökyeşil 2015). Distribution: Mediterranean, Iran, Panama. - Aggenital seta and adanal seta ad 3 located in one diagonal row (ad 3 posterolateral to ag); body length: 325–335............................................ Corynoppia kosarovi matritensis (Pérez-Íñigo, 1967). Distribution: Mediterranean. 8. Adanal seta ad 3 setiform............................................................................... 9 3 - Adanal seta ad narrowly phylliform..................................................................... 11 9. Rostral seta nearly setiform; bothridial seta nearly setiform; body length: 345–380............................................................................ Corynoppia hispanica Subías & Shtanchaeva, 2011. Distribution: Spain. - Rostral seta broadly phylliform; bothridial seta with unilaterally fusiform head................................... 10 10. Notogastral seta c narrowly phylliform; body covered by rugose-like cerotegument; body length: 270–285................................................... Corynoppia papillisetigera Iturrondobeitia & Saloña, 1998. Distribution: Spain. - Notogastral seta c setiform; body not covered by rugose-like cerotegument; body length: 249–274................................................................ Corynoppia foliatoides Subías & Rodríguez, 1986. Distribution: Spain. 11. Rostral seta broadly phylliform; body length: 265–330........................... Corynoppia foliata (Mihelčič, 1957) (see also Arillo & Subías 1996; Pérez-Íñigo 1971; Subías & Arillo 2001). Distribution: Spain. - Rostral seta nearly setiform............................................................................ 12 12. Anogenital region partially striate; rostral region without ridges; body length: 207.................................................................... Corynoppia andulau sakaryaensis Baran & Gökyeşil, 2015. Distribution: Turkey. - Anogenital region not striate; rostral region with two short ridges; body length: 252–268.......................................................................... Corynoppia andulau andulau Mahunka, 2001. Distribution: Borneo.

Publication Details

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Zenodo (CERN European Organization for Nuclear Research)
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2025-04-16
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https://doi.org/10.5281/zenodo.15297488
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Cephalopods and Marine Biology
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Corynoppia Balogh 1983

Zenodo (CERN European Organization for Nuclear Research)
Cephalopods and Marine Biology
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Corynoppia Balogh 1983

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Abstract

Generic diagnosis of Corynoppia With character states of Oppiidae (Norton and Behan-Pelletier 2009). Measurements: Length about 200–380. Integument. Body nearly smooth or tuberculate/granulate (partially or entirely); sometimes covered by specific tuberculate, ridge- or band-like cerotegument; lateral side of body between bothridium and acetabula densely tuberculate. Prodorsum. Rostrum rounded. Costular-transcostular complex reduced or slightly visible, nearly trapezoid. Lateral arch-like prodorsal ridge usually present. Interbothridial region with two longitudinal ridges and two or three pairs of muscle sigillae between them; interbothridial tubercle absent; postbothridial tubercle usually present. Rostral seta medium-sized, setiform or phylliform; lamellar seta medium-sized, phylliform, located closer to in than to ro; interlamellar seta short, setiform or medium-sized, phylliform; bothridial seta long, clavate/unilaterally fusiform/nearly setiform, barbed or with shortly ciliated; exobothridial seta short, setiform. Notogaster. Anterior margin narrowed medially. Humeral region usually with humeral tubercle and crista. Ten pairs of setae: c short, setiform or phylliform; other setae medium-sized, phylliform. Gnathosoma. Subcapitulum diarthric. Palp setation: 0-2-1-3-9(+ω); solenidion long, bacilliform, pressed to surface, located in middle of dorsal part of tarsus. Chelicera chelate-dentate. Epimeral and lateral podosomal regions. Epimere IV of normal length; border IV present. Epimeral setal formula: 3-1-3-3; all setae setiform. Ventrosejugal tubercle absent. Pedotectum I represented by small lamina. Discidium present. Anogenital region. Anogenital setal formula: 5-1-2-3; adanal setae setiform or phylliform; other anogenital setae setiform. Adanal seta ad 1 posterior, ad 2 posterior or posterolateral, ad 3 anterolateral to anal plate; distance ad 3 – ad 3 longer than ag–ag and ad 2 – ad 2. Adanal lyrifissure located close and parallel to anal aperture. Legs. Tibia I with anterodorsal projection. Tarsus II with two solenidia. Sexual dimorphism: sometimes present in morphology of adanal setae and leg segments. Note: Roman letters refer to normal setae; Greek letters to solenidia; single prime (′) marks setae on the anterior and double prime (′′) setae on the posterior side of a given leg segment; parentheses refer to a pair of setae. General remarks on Corynoppia species Subías (2004, online version 2011) included Striatoppia weigmanni Murvanidze & Behan-Pelletier, 2011 in Corynoppia. The genera Striatoppia Balogh 1958 and Corynoppia are morphologically similar to each other, but the former differs from the latter in having two strong longitudinal prodorsal ridges between rostral and lamellar setae (versus ridges completely absent) and the presence (versus absence) of striae on the notogaster (usually also in anogenital region). Striatoppia weigmanni has no ridges between rostral and lamellar setae as well as true striae on the body (only cerotegumental bands visible), therefore, the placement of this species in Corynoppia seems correct. Subías (2022, online version 2024) supported the initial generic placement of Striatoppia margaritata Mahunka, 1969, but Ermilov and Rybalov (2025) transferred it in Corynoppia due absence of the longitudinal prodorsal ridges between rostral and lamellar setae as well as striae on the body. Key to known species of Corynoppia 1. Bothridial seta clavate, with small, rounded distally head..................................................... 2 - Bothridial seta unilaterally fusiform, with elongate, narrowed distally head, or nearly setiform........................ 3 2. Sexual dimorphism in morphology of the adanal seta ad 1 present (long, slightly dilated mediobasally, with setiform distal part in males versus comparatively short, broadly phylliform in females); notogastral seta c narrowly phylliform, other notogastral setae frequently bifid; body length: 325–338.......... Corynoppia margaritata (Mahunka, 1969). Distribution: Tanzania. - Sexual dimorphism in morphology of the adanal seta ad 1 absent (phylliform in males and females); notogastral seta c setiform, other notogastral setae not bifid; body length: 345–360.................................................................................. Corynoppia dhatiensis Ermilov, 2025 (in Ermilov & Rybalov 2025). Distribution: Ethiopia. 3. Interlamellar seta medium-sized, broadly phylliform......................................................... 4 - Interlamellar seta short, setiform......................................................................... 5 4. Adanal seta ad 2 setiform; notogastral seta c narrowly phylliform, inserted medial to humeral tubercle; two pairs of muscle sigillae between interlamellar prodorsal ridges; notogaster and anogenital region with cerotegumental bands; body length: 250–280....................... Corynoppia weigmanni (Murvanidze & Behan-Pelletier, 2011). Distribution: Caucasus. - Adanal seta ad 2 broadly phylliform; notogastral seta c setiform, inserted on humeral tubercle; three pairs of muscle sigillae between interlamellar prodorsal ridges; notogaster and anogenital region without cerotegumental bands; body length: 270– 300..................................................... Corynoppia gamoensis sp. nov. Distribution: Ethiopia. 5. Adanal seta ad 2 setiform............................................................................... 6 - Adanal seta ad 2 broadly phylliform....................................................................... 8 6. Rostral seta broadly phylliform; three pairs of muscle sigillae between interlamellar prodorsal ridges; body length: 311...................................................... Corynoppia maritima Pérez-Íñigo jr., 1991. Distribution: Spain. - Rostral seta nearly setiform; two pairs of muscle sigillae between interlamellar prodorsal ridges...................... 7 7. Aggenital seta and adanal seta ad 3 located in one transverse row (ad 3 lateral to ag); body length: 315–338............... Corynoppia kosarovi kosarovi (Jeleva, 1962) (in Csiszár & Jeleva 1962; see also Mahunka & Paoletti 1984; Baran & Gökyeşil 2015). Distribution: Mediterranean, Iran, Panama. - Aggenital seta and adanal seta ad 3 located in one diagonal row (ad 3 posterolateral to ag); body length: 325–335............................................ Corynoppia kosarovi matritensis (Pérez-Íñigo, 1967). Distribution: Mediterranean. 8. Adanal seta ad 3 setiform............................................................................... 9 3 - Adanal seta ad narrowly phylliform..................................................................... 11 9. Rostral seta nearly setiform; bothridial seta nearly setiform; body length: 345–380............................................................................ Corynoppia hispanica Subías & Shtanchaeva, 2011. Distribution: Spain. - Rostral seta broadly phylliform; bothridial seta with unilaterally fusiform head................................... 10 10. Notogastral seta c narrowly phylliform; body covered by rugose-like cerotegument; body length: 270–285................................................... Corynoppia papillisetigera Iturrondobeitia & Saloña, 1998. Distribution: Spain. - Notogastral seta c setiform; body not covered by rugose-like cerotegument; body length: 249–274................................................................ Corynoppia foliatoides Subías & Rodríguez, 1986. Distribution: Spain. 11. Rostral seta broadly phylliform; body length: 265–330........................... Corynoppia foliata (Mihelčič, 1957) (see also Arillo & Subías 1996; Pérez-Íñigo 1971; Subías & Arillo 2001). Distribution: Spain. - Rostral seta nearly setiform............................................................................ 12 12. Anogenital region partially striate; rostral region without ridges; body length: 207.................................................................... Corynoppia andulau sakaryaensis Baran & Gökyeşil, 2015. Distribution: Turkey. - Anogenital region not striate; rostral region with two short ridges; body length: 252–268.......................................................................... Corynoppia andulau andulau Mahunka, 2001. Distribution: Borneo.

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