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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 2–5.Hydrochasma castilloi sp. n. (Ecuador. Loja: Catamayo) 2 epandrium and cerci, posterior view 3 same, lateral view 4 internal structures of male terminalia (aedeagus [shaded], phallapodeme, gonite, hypandrium), ventral view 5 same, lateral view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figure 6.Distribution of Hydrochasma castilloi sp. n. and Hydrochasma crenulum sp. n.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 154–156.Hydrochasma capsum sp. n. (Puerto Rico. Maricao) 154 head, anterior view 155 same, lateral view 156 same, oblique view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 157–160.Hydrochasma capsum sp. n. (Puerto Rico. Rio Hoconuco) 157 epandrium and cerci, posterior view 158 same, lateral view 159 internal structures of male terminalia (aedeagus [shaded], phallapodeme, gonite, hypandrium), ventral view 160 same, lateral view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figure 161.Distribution of Hydrochasma capsum sp. n.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 184–185.Abdomens of males, dorsal view. 184 Hydrochasma capsum sp. n. (Cuba. Sancti Spiritus: Topes de Collantes) 185 Hydrochasma leucoproctum (Loew) (St. Vincent: Cumberland Bay). Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 162–165.Hydrochasma edmistoni sp. n. (Dominican Republic. La Vega: La Vega) 162 epandrium and cerci, posterior view 163 same, lateral view 164 internal structures of male terminalia (aedeagus [shaded], phallapodeme, gonite, hypandrium), ventral view 165 same, lateral view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figure 166.Distribution map of Hydrochasma edmistoni sp. n.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 167–170.Hydrochasma garvinorum Mathis & Zatwarnicki (USA. Virginia. Stafford: Falmouth, Rappahannock River) 167 epandrium and cerci, posterior view 168 same, lateral view 169 internal structures of male terminalia (aedeagus [shaded], phallapodeme, gonite, hypandrium), ventral view 170 same, lateral view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figure 171.Distribution of Hydrochasma garvinorum Mathis and Zatwarnicki.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 172–174.Hydrochasma leucoproctum (Loew) (St. Vincent. St. Patrick: Cumberland Bay) 172 head, anterior view 173 same, lateral view 174 same, oblique view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 175–178.Hydrochasma leucoproctum (Loew) (St. Vincent. St. Patrick: Cumberland Bay) 175 epandrium and cerci, posterior view 176 same, lateral view 177 internal structures of male terminalia (aedeagus [shaded], phallapodeme, gonite, hypandrium), ventral view 178 same, lateral view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figure 179.Distribution of Hydrochasma leucoproctum (Loew).
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 184–185.Abdomens of males, dorsal view. 184 Hydrochasma capsum sp. n. (Cuba. Sancti Spiritus: Topes de Collantes) 185 Hydrochasma leucoproctum (Loew) (St. Vincent: Cumberland Bay). Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figure 100.Distribution of Hydrochasma kaieteur sp. n. and Hydrochasma lineatum sp. n.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 180–183.Hydrochasma lineatum sp. n. (Trinidad. St. George: Filette) 180 epandrium and cerci, posterior view 181 same, lateral view 182 internal structures of male terminalia (aedeagus [shaded], phallapodeme, gonite, hypandrium), ventral view 183 same, lateral view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 186–189.Hydrochasma robustum sp. n. (Brazil. Sao Paulo: Praia Puruba) 186 epandrium and cerci, posterior view 187 same, lateral view 188 internal structures of male terminalia (aedeagus [shaded], phallapodeme, gonite, hypandrium), ventral view 189 same, lateral view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figure 190.Distribution of Hydrochasma robustum sp. n.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 191–194.Hydrochasma sagittarium sp. n. (Brazil. Paraná: Morretes) 191 epandrium and cerci, posterior view 192 same, lateral view 193 internal structures of male terminalia (aedeagus [shaded], phallapodeme, gonite, hypandrium), ventral view 194 same, lateral view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figure 195.Distribution of Hydrochasma sagittarium sp. n.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 196–198.Discocerina buccata (Cresson) (USA. Minnesota: Bigstone) 196 epandrium and cerci, posterior view 197 internal structures of male terminalia (aedeagus [shaded], phallapodeme, gonite, hypandrium), ventral view 198 same, lateral view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figure 199.Distribution of Discocerina buccata (Cresson).
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figures 200–203.Discocerina ceraceps (Cresson) (Brazil, holotype) 200 outline of epandrium and cerci, posterior view 201 same, lateral view 202 internal structures of male terminalia (aedeagus [shaded], phallapodeme, gonite, hypandrium), ventral view 203 same, lateral view. Scale bar = 0.1 mm.
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Wayne N. Mathis, Tadeusz Zatwarnicki
Zookeys
Figure 6.Distribution of Hydrochasma castilloi sp. n. and Hydrochasma crenulum sp. n.